./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:46:25,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:46:25,833 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:46:25,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:46:25,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:46:25,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:46:25,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:46:25,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:46:25,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:46:25,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:46:25,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:46:25,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:46:25,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:46:25,863 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:46:25,863 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:46:25,864 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:46:25,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:46:25,865 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:46:25,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:46:25,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:46:25,866 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:46:25,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:46:25,867 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:46:25,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:46:25,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:46:25,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:46:25,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:46:25,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:46:25,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:46:25,870 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 [2023-12-03 02:46:26,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:46:26,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:46:26,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:46:26,103 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:46:26,103 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:46:26,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-12-03 02:46:28,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:46:29,143 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:46:29,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-12-03 02:46:29,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/80a57aa93/43a863e79e3047ee9297cc3f5428b1e2/FLAGd866c14c7 [2023-12-03 02:46:29,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/80a57aa93/43a863e79e3047ee9297cc3f5428b1e2 [2023-12-03 02:46:29,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:46:29,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:46:29,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:46:29,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:46:29,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:46:29,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:29,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f5d74e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29, skipping insertion in model container [2023-12-03 02:46:29,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:29,244 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:46:29,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:46:29,712 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:46:29,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:46:29,845 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:46:29,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29 WrapperNode [2023-12-03 02:46:29,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:46:29,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:46:29,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:46:29,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:46:29,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:29,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:29,983 INFO L138 Inliner]: procedures = 177, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1768 [2023-12-03 02:46:29,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:46:29,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:46:29,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:46:29,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:46:29,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:29,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:46:30,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:46:30,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:46:30,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:46:30,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:29" (1/1) ... [2023-12-03 02:46:30,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:46:30,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:46:30,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:46:30,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:46:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:46:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:46:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:46:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:46:30,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:46:30,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:46:30,388 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:46:30,390 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:46:32,969 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:46:34,671 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:46:34,671 INFO L309 CfgBuilder]: Removed 69 assume(true) statements. [2023-12-03 02:46:34,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:46:34 BoogieIcfgContainer [2023-12-03 02:46:34,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:46:34,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:46:34,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:46:34,684 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:46:34,685 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:46:34" (1/1) ... [2023-12-03 02:46:34,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:46:34,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-12-03 02:46:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-12-03 02:46:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:46:34,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:34,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-12-03 02:46:35,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-12-03 02:46:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:46:35,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-12-03 02:46:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-12-03 02:46:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:46:35,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-12-03 02:46:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-12-03 02:46:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:46:35,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-12-03 02:46:35,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-12-03 02:46:35,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:46:35,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1374 states and 1537 transitions. [2023-12-03 02:46:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1537 transitions. [2023-12-03 02:46:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:46:35,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:46:35,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1374 states and 1531 transitions. [2023-12-03 02:46:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1531 transitions. [2023-12-03 02:46:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:46:35,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:46:35,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:35,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1374 states and 1529 transitions. [2023-12-03 02:46:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1529 transitions. [2023-12-03 02:46:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:46:35,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:46:35,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:35,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:46:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1376 states and 1533 transitions. [2023-12-03 02:46:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1533 transitions. [2023-12-03 02:46:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:46:35,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:35,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:35,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:46:35,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:35,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:36,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1378 states and 1537 transitions. [2023-12-03 02:46:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1537 transitions. [2023-12-03 02:46:36,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:46:36,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:36,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:36,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:36,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:36,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1379 states and 1539 transitions. [2023-12-03 02:46:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1539 transitions. [2023-12-03 02:46:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:46:36,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:36,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:36,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:36,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:36,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:36,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:36,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1379 states and 1538 transitions. [2023-12-03 02:46:36,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1538 transitions. [2023-12-03 02:46:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:46:36,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:36,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:36,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:36,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1381 states and 1544 transitions. [2023-12-03 02:46:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1544 transitions. [2023-12-03 02:46:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:46:37,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:37,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:37,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1380 states and 1543 transitions. [2023-12-03 02:46:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1543 transitions. [2023-12-03 02:46:37,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:46:37,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:37,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:37,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:37,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:37,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1381 states and 1545 transitions. [2023-12-03 02:46:37,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1545 transitions. [2023-12-03 02:46:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:46:37,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:37,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:37,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1380 states and 1544 transitions. [2023-12-03 02:46:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1544 transitions. [2023-12-03 02:46:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:46:37,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:37,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:37,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:37,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1381 states and 1546 transitions. [2023-12-03 02:46:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1546 transitions. [2023-12-03 02:46:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:46:37,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:38,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:38,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1384 states and 1552 transitions. [2023-12-03 02:46:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1552 transitions. [2023-12-03 02:46:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:46:38,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:38,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:38,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:38,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1383 states and 1551 transitions. [2023-12-03 02:46:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1551 transitions. [2023-12-03 02:46:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:46:38,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:38,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:38,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:38,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:38,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1384 states and 1553 transitions. [2023-12-03 02:46:38,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1553 transitions. [2023-12-03 02:46:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:46:38,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:38,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:38,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:38,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1383 states and 1552 transitions. [2023-12-03 02:46:38,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1552 transitions. [2023-12-03 02:46:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:46:38,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:38,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:38,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:38,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:39,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1384 states and 1554 transitions. [2023-12-03 02:46:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1554 transitions. [2023-12-03 02:46:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:46:39,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:39,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:39,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:39,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1387 states and 1558 transitions. [2023-12-03 02:46:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1558 transitions. [2023-12-03 02:46:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:46:39,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:39,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:39,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:39,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:39,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:39,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-12-03 02:46:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-12-03 02:46:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:46:39,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:39,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:39,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:39,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1388 states and 1560 transitions. [2023-12-03 02:46:39,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1560 transitions. [2023-12-03 02:46:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:46:39,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:39,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:39,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:39,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:39,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1387 states and 1559 transitions. [2023-12-03 02:46:39,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1559 transitions. [2023-12-03 02:46:39,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:46:39,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:39,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:40,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:40,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:40,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:40,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:40,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-12-03 02:46:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-12-03 02:46:40,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:46:40,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:40,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:40,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:40,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1391 states and 1565 transitions. [2023-12-03 02:46:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1565 transitions. [2023-12-03 02:46:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:46:40,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:40,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:40,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:40,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:40,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:40,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1390 states and 1564 transitions. [2023-12-03 02:46:40,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1564 transitions. [2023-12-03 02:46:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:46:40,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:40,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:40,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:40,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1391 states and 1566 transitions. [2023-12-03 02:46:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1566 transitions. [2023-12-03 02:46:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:46:41,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:41,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:41,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:41,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1390 states and 1565 transitions. [2023-12-03 02:46:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1565 transitions. [2023-12-03 02:46:41,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:46:41,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:41,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:41,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:41,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:41,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:41,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1391 states and 1567 transitions. [2023-12-03 02:46:41,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1567 transitions. [2023-12-03 02:46:41,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:46:41,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:41,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:41,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:41,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1394 states and 1571 transitions. [2023-12-03 02:46:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1571 transitions. [2023-12-03 02:46:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:46:41,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:41,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:41,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:41,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1393 states and 1570 transitions. [2023-12-03 02:46:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1570 transitions. [2023-12-03 02:46:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:46:41,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:41,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:41,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:41,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:41,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1394 states and 1572 transitions. [2023-12-03 02:46:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1572 transitions. [2023-12-03 02:46:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:46:42,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:42,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:42,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1395 states and 1575 transitions. [2023-12-03 02:46:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1575 transitions. [2023-12-03 02:46:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:46:42,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1395 states and 1574 transitions. [2023-12-03 02:46:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1574 transitions. [2023-12-03 02:46:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:46:42,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:42,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1398 states and 1578 transitions. [2023-12-03 02:46:42,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1578 transitions. [2023-12-03 02:46:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:46:42,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1401 states and 1582 transitions. [2023-12-03 02:46:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1582 transitions. [2023-12-03 02:46:42,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:46:42,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:52,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:46:53,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1401 states and 1580 transitions. [2023-12-03 02:46:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1580 transitions. [2023-12-03 02:46:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:46:53,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:53,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:53,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:46:53,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:53,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:46:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1417 states and 1598 transitions. [2023-12-03 02:46:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1598 transitions. [2023-12-03 02:46:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:46:53,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:53,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:53,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:46:53,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:53,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:46:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1433 states and 1623 transitions. [2023-12-03 02:46:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2023-12-03 02:46:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:46:53,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:53,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:54,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:46:54,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:04,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:47:14,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:47:24,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:47:34,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:47:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1418 states and 1604 transitions. [2023-12-03 02:47:34,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1604 transitions. [2023-12-03 02:47:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:47:34,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:34,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:34,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:47:34,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:34,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:47:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:46,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:47:56,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:06,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:16,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:16,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1433 states and 1622 transitions. [2023-12-03 02:48:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1622 transitions. [2023-12-03 02:48:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:48:16,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:16,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:16,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:48:16,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:16,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:48:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1434 states and 1625 transitions. [2023-12-03 02:48:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1625 transitions. [2023-12-03 02:48:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:48:16,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:16,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:16,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:48:16,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:48:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:17,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1434 states and 1624 transitions. [2023-12-03 02:48:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1624 transitions. [2023-12-03 02:48:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:48:17,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:17,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:17,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:48:17,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:27,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:37,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:47,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:57,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:48:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1450 states and 1641 transitions. [2023-12-03 02:48:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1641 transitions. [2023-12-03 02:48:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:48:57,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:57,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:57,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:48:57,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:58,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1312 states and 1456 transitions. [2023-12-03 02:48:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1456 transitions. [2023-12-03 02:48:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:48:58,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:58,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:58,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:48:58,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:58,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:58,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1311 states and 1455 transitions. [2023-12-03 02:48:58,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1455 transitions. [2023-12-03 02:48:58,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:48:58,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:58,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:58,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:48:58,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1310 states and 1454 transitions. [2023-12-03 02:48:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1454 transitions. [2023-12-03 02:48:59,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:48:59,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:59,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:59,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:48:59,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:59,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1310 states and 1453 transitions. [2023-12-03 02:48:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1453 transitions. [2023-12-03 02:48:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:48:59,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:59,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:59,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:48:59,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:59,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1309 states and 1452 transitions. [2023-12-03 02:48:59,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1452 transitions. [2023-12-03 02:48:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:48:59,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:59,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:48:59,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1308 states and 1451 transitions. [2023-12-03 02:49:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1451 transitions. [2023-12-03 02:49:00,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:49:00,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:00,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:00,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:49:00,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1308 states and 1450 transitions. [2023-12-03 02:49:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1450 transitions. [2023-12-03 02:49:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:49:00,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:00,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:00,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:49:00,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:00,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1307 states and 1449 transitions. [2023-12-03 02:49:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1449 transitions. [2023-12-03 02:49:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:49:00,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:00,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:00,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:49:00,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:01,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1306 states and 1448 transitions. [2023-12-03 02:49:01,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1448 transitions. [2023-12-03 02:49:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:49:01,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:01,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:01,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:49:01,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:11,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:49:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1306 states and 1446 transitions. [2023-12-03 02:49:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1446 transitions. [2023-12-03 02:49:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:49:11,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:11,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:11,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:49:11,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1306 states and 1445 transitions. [2023-12-03 02:49:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1445 transitions. [2023-12-03 02:49:11,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:49:11,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:11,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:49:11,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:23,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:49:33,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:49:43,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:49:53,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:49:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1305 states and 1444 transitions. [2023-12-03 02:49:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1444 transitions. [2023-12-03 02:49:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:49:53,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:53,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:53,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:49:53,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:53,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:49:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:06,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:50:16,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:50:26,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:50:36,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:50:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1304 states and 1443 transitions. [2023-12-03 02:50:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1443 transitions. [2023-12-03 02:50:36,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:50:36,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:36,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:36,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:36,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:36,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1303 states and 1442 transitions. [2023-12-03 02:50:36,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1442 transitions. [2023-12-03 02:50:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:50:36,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:36,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:36,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:36,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:36,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:37,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1302 states and 1441 transitions. [2023-12-03 02:50:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1441 transitions. [2023-12-03 02:50:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:50:37,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:37,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:37,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:37,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:37,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1301 states and 1440 transitions. [2023-12-03 02:50:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1440 transitions. [2023-12-03 02:50:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:50:37,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:37,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:37,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:37,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:38,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1300 states and 1439 transitions. [2023-12-03 02:50:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1439 transitions. [2023-12-03 02:50:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:50:38,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:38,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:38,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:38,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:38,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1299 states and 1438 transitions. [2023-12-03 02:50:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1438 transitions. [2023-12-03 02:50:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:50:38,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:38,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:38,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:50:38,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1298 states and 1437 transitions. [2023-12-03 02:50:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1437 transitions. [2023-12-03 02:50:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:50:39,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:39,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:39,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:50:39,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:53,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:51:03,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:51:13,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:51:23,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:51:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1340 states and 1480 transitions. [2023-12-03 02:51:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1480 transitions. [2023-12-03 02:51:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:51:24,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:24,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:24,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:24,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:24,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1339 states and 1479 transitions. [2023-12-03 02:51:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1479 transitions. [2023-12-03 02:51:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:51:24,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:24,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:24,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:24,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1338 states and 1478 transitions. [2023-12-03 02:51:24,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1478 transitions. [2023-12-03 02:51:24,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:51:24,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:24,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:24,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:51:24,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:24,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:25,059 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-03 02:51:25,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-03 02:51:25,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1337 states and 1475 transitions. [2023-12-03 02:51:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1475 transitions. [2023-12-03 02:51:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:51:25,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:25,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:51:25,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:25,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:25,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:25,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:51:25,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-12-03 02:51:25,664 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:51:25,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:51:25,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1336 states and 1474 transitions. [2023-12-03 02:51:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1474 transitions. [2023-12-03 02:51:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:51:26,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:26,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:26,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:26,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:26,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1335 states and 1473 transitions. [2023-12-03 02:51:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1473 transitions. [2023-12-03 02:51:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:51:27,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:27,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:27,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:27,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1334 states and 1472 transitions. [2023-12-03 02:51:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1472 transitions. [2023-12-03 02:51:27,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:51:27,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:27,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:27,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:27,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:27,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1333 states and 1470 transitions. [2023-12-03 02:51:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1470 transitions. [2023-12-03 02:51:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:51:27,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:27,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:27,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:27,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1332 states and 1469 transitions. [2023-12-03 02:51:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1469 transitions. [2023-12-03 02:51:28,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:51:28,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:28,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:28,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 02:51:28,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:28,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:28,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:28,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:51:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1331 states and 1468 transitions. [2023-12-03 02:51:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1468 transitions. [2023-12-03 02:51:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:51:29,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:29,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:29,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 02:51:29,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:29,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:29,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:51:29,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:29,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:51:30,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1330 states and 1467 transitions. [2023-12-03 02:51:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1467 transitions. [2023-12-03 02:51:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:51:31,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:31,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:31,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:31,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:32,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1329 states and 1466 transitions. [2023-12-03 02:51:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1466 transitions. [2023-12-03 02:51:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:51:32,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:32,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:32,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:32,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:33,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1328 states and 1465 transitions. [2023-12-03 02:51:33,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1465 transitions. [2023-12-03 02:51:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:51:33,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:33,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:33,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:51:33,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:33,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:34,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:34,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:51:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1331 states and 1471 transitions. [2023-12-03 02:51:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1471 transitions. [2023-12-03 02:51:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:51:35,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:35,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:35,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 02:51:35,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:35,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:35,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:51:35,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:35,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:51:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1334 states and 1479 transitions. [2023-12-03 02:51:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1479 transitions. [2023-12-03 02:51:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:51:37,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:37,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:37,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1335 states and 1481 transitions. [2023-12-03 02:51:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1481 transitions. [2023-12-03 02:51:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:51:38,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:38,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:38,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:38,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1336 states and 1482 transitions. [2023-12-03 02:51:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1482 transitions. [2023-12-03 02:51:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:51:38,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:38,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:39,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 02:51:39,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:39,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:39,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:39,180 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:51:39,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:51:39,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:51:39,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:39,791 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:39,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:51:39,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:51:39,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:39,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:51:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:43,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1324 states and 1461 transitions. [2023-12-03 02:51:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1461 transitions. [2023-12-03 02:51:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:51:43,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:43,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:43,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 02:51:43,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:43,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:43,886 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:51:43,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:51:44,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:44,418 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:44,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:44,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:44,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1323 states and 1460 transitions. [2023-12-03 02:51:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1460 transitions. [2023-12-03 02:51:47,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:51:47,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:47,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:47,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 02:51:47,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:47,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:47,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:47,244 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:51:47,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:51:47,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:51:47,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:47,518 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:47,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:51:47,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:51:47,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:47,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:51:47,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:49,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1322 states and 1459 transitions. [2023-12-03 02:51:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1459 transitions. [2023-12-03 02:51:49,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:51:49,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:49,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:49,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:49,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1321 states and 1458 transitions. [2023-12-03 02:51:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1458 transitions. [2023-12-03 02:51:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:51:50,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:50,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:50,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:50,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:51,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1320 states and 1457 transitions. [2023-12-03 02:51:51,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1457 transitions. [2023-12-03 02:51:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:51:51,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:51,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:51,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 02:51:51,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:51,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:51,847 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:51:51,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:51:51,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:51,923 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:51,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:52,167 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:52,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:52,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:52,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1319 states and 1456 transitions. [2023-12-03 02:51:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1456 transitions. [2023-12-03 02:51:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:51:54,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:54,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:54,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 02:51:54,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:54,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:54,322 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:51:54,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:51:54,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:51:54,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:51:54,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:54,404 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:54,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:51:54,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:51:54,700 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:54,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:51:54,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:51:54,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:54,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:51:54,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1318 states and 1455 transitions. [2023-12-03 02:51:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1455 transitions. [2023-12-03 02:51:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:51:57,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:57,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:57,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:57,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:57,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1317 states and 1454 transitions. [2023-12-03 02:51:57,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1454 transitions. [2023-12-03 02:51:57,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:51:57,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:57,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:58,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:51:58,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1316 states and 1453 transitions. [2023-12-03 02:51:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1453 transitions. [2023-12-03 02:51:58,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:51:58,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:58,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:59,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 02:51:59,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:59,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:51:59,142 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:51:59,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:51:59,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:51:59,217 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:59,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:59,244 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:59,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:59,496 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:51:59,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:51:59,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:51:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:01,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:01,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1315 states and 1452 transitions. [2023-12-03 02:52:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1452 transitions. [2023-12-03 02:52:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:52:01,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:01,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:01,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 02:52:01,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:01,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:01,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:52:01,892 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:01,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:01,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:01,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:52:01,958 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:01,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:01,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:01,985 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:01,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:01,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:02,300 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:02,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:02,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:02,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:02,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:52:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1314 states and 1451 transitions. [2023-12-03 02:52:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1451 transitions. [2023-12-03 02:52:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:52:04,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:04,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:05,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:05,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1313 states and 1450 transitions. [2023-12-03 02:52:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1450 transitions. [2023-12-03 02:52:06,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:52:06,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:06,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:06,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:06,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1312 states and 1449 transitions. [2023-12-03 02:52:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1449 transitions. [2023-12-03 02:52:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:52:07,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:07,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 02:52:07,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:07,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:07,831 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:52:07,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:52:07,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:52:08,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:52:08,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:09,103 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:09,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:09,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:09,525 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:09,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:09,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:09,957 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:09,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:09,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:10,343 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:10,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:10,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:10,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 18 [2023-12-03 02:52:10,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:52:10,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:52:10,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-12-03 02:52:10,409 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-12-03 02:52:10,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-12-03 02:52:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1311 states and 1448 transitions. [2023-12-03 02:52:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1448 transitions. [2023-12-03 02:52:15,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:52:15,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:15,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:15,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 02:52:15,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:15,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:15,604 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:52:15,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:52:15,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:15,680 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:15,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:15,712 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:15,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:15,748 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:15,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:16,161 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:16,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:16,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:16,200 INFO L349 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2023-12-03 02:52:16,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 22 [2023-12-03 02:52:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:18,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1310 states and 1447 transitions. [2023-12-03 02:52:18,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1447 transitions. [2023-12-03 02:52:18,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:52:18,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:18,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:18,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:52:18,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:18,570 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-12-03 02:52:18,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-12-03 02:52:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:19,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1309 states and 1446 transitions. [2023-12-03 02:52:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1446 transitions. [2023-12-03 02:52:19,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:52:19,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:19,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:19,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:52:19,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:19,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:52:19,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-03 02:52:19,712 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:19,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:19,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1308 states and 1445 transitions. [2023-12-03 02:52:20,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1445 transitions. [2023-12-03 02:52:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 02:52:20,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:20,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 02:52:20,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:20,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:21,002 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:21,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:21,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:21,711 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:21,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:21,958 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:21,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:22,195 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:22,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:22,449 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:22,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:22,713 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:22,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:22,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:26,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1307 states and 1444 transitions. [2023-12-03 02:52:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1444 transitions. [2023-12-03 02:52:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 02:52:26,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:26,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:26,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 02:52:26,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:26,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:26,568 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-03 02:52:26,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-03 02:52:26,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:52:26,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:26,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:52:26,695 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:26,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:26,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:26,733 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:26,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:26,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:26,771 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:26,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:26,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:26,813 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:26,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 66 [2023-12-03 02:52:26,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:26,846 INFO L349 Elim1Store]: treesize reduction 8, result has 65.2 percent of original size [2023-12-03 02:52:26,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 24 [2023-12-03 02:52:26,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2023-12-03 02:52:27,166 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:27,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:27,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:27,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:27,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:52:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1306 states and 1443 transitions. [2023-12-03 02:52:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1443 transitions. [2023-12-03 02:52:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 02:52:29,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:29,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:30,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:30,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:30,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1305 states and 1442 transitions. [2023-12-03 02:52:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1442 transitions. [2023-12-03 02:52:30,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 02:52:30,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:30,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:30,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:30,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:31,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1304 states and 1441 transitions. [2023-12-03 02:52:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1441 transitions. [2023-12-03 02:52:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 02:52:32,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:32,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:32,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 02:52:32,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:32,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:32,430 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:32,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:32,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:32,454 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:32,468 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:32,482 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:32,495 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 32 [2023-12-03 02:52:32,509 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:32,813 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:32,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 41 [2023-12-03 02:52:32,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1303 states and 1440 transitions. [2023-12-03 02:52:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1440 transitions. [2023-12-03 02:52:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 02:52:34,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:34,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:34,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 02:52:34,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:34,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:34,960 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:34,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:35,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:35,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:52:35,821 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:35,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:35,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:36,188 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:36,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:36,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:36,549 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:36,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:36,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:36,858 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:36,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:36,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:37,188 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:37,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:37,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:37,795 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:37,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2023-12-03 02:52:37,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2023-12-03 02:52:37,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2023-12-03 02:52:37,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-03 02:52:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1302 states and 1439 transitions. [2023-12-03 02:52:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1439 transitions. [2023-12-03 02:52:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:52:44,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:44,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:44,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:52:44,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1293 states and 1429 transitions. [2023-12-03 02:52:44,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1429 transitions. [2023-12-03 02:52:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:52:44,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:44,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:44,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:44,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:45,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1292 states and 1428 transitions. [2023-12-03 02:52:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1428 transitions. [2023-12-03 02:52:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:52:45,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:45,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:52:45,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1291 states and 1427 transitions. [2023-12-03 02:52:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1427 transitions. [2023-12-03 02:52:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 02:52:46,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:46,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:46,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:52:46,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:46,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:52:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1290 states and 1426 transitions. [2023-12-03 02:52:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1426 transitions. [2023-12-03 02:52:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 02:52:48,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:48,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:48,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:52:48,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:49,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2023-12-03 02:52:49,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 14 [2023-12-03 02:52:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1289 states and 1425 transitions. [2023-12-03 02:52:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1425 transitions. [2023-12-03 02:52:53,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:52:53,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:53,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:54,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 02:52:54,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:54,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:54,178 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:52:54,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:52:54,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:54,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:52:54,211 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:54,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:54,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:52:54,230 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:54,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:54,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:52:54,249 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:54,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:54,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:52:54,267 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:52:54,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:52:54,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:52:54,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:52:54,703 INFO L349 Elim1Store]: treesize reduction 53, result has 14.5 percent of original size [2023-12-03 02:52:54,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 63 [2023-12-03 02:52:54,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2023-12-03 02:52:55,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:52:55,485 INFO L349 Elim1Store]: treesize reduction 57, result has 13.6 percent of original size [2023-12-03 02:52:55,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 58 [2023-12-03 02:52:55,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2023-12-03 02:52:55,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 02:52:56,052 INFO L349 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2023-12-03 02:52:56,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 16 [2023-12-03 02:52:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1288 states and 1424 transitions. [2023-12-03 02:53:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1424 transitions. [2023-12-03 02:53:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:53:07,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:07,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:07,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-03 02:53:07,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:07,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:53:07,704 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:53:07,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:53:07,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:53:07,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:53:07,736 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:53:07,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:53:07,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:53:07,751 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:53:07,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:53:07,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:53:07,766 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:53:07,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:53:07,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:53:07,782 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2023-12-03 02:53:07,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 48 [2023-12-03 02:53:07,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2023-12-03 02:53:07,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-03 02:53:08,233 INFO L349 Elim1Store]: treesize reduction 53, result has 14.5 percent of original size [2023-12-03 02:53:08,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 72 [2023-12-03 02:53:08,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2023-12-03 02:53:09,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:53:09,181 INFO L349 Elim1Store]: treesize reduction 57, result has 13.6 percent of original size [2023-12-03 02:53:09,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 82 [2023-12-03 02:53:09,194 INFO L349 Elim1Store]: treesize reduction 39, result has 25.0 percent of original size [2023-12-03 02:53:09,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 47 [2023-12-03 02:53:10,241 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-12-03 02:53:10,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 29 [2023-12-03 02:53:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:27,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1287 states and 1423 transitions. [2023-12-03 02:53:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1423 transitions. [2023-12-03 02:53:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 02:53:27,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:27,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:27,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:53:27,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1289 states and 1423 transitions. [2023-12-03 02:53:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1423 transitions. [2023-12-03 02:53:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 02:53:32,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:32,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:32,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:53:32,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:53,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:03,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:13,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:23,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:57,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1291 states and 1426 transitions. [2023-12-03 02:54:57,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1426 transitions. [2023-12-03 02:54:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 02:54:57,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:57,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:57,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:54:57,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:59,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-03 02:54:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:36,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:36,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1297 states and 1438 transitions. [2023-12-03 02:55:36,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1438 transitions. [2023-12-03 02:55:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 02:55:36,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:36,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:55:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:36,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-03 02:55:36,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:36,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:55:37,037 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:55:37,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:55:37,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 02:55:37,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 02:55:38,414 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:38,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:55:38,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:55:38,912 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:38,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:55:38,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:55:39,400 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:39,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:55:39,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:55:39,849 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:39,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:55:39,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:55:40,311 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:40,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:55:40,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:55:40,898 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:55:40,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 51 [2023-12-03 02:55:40,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 19 [2023-12-03 02:55:43,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 02:55:43,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-03 02:55:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:56:10,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:56:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1303 states and 1453 transitions. [2023-12-03 02:56:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1453 transitions. [2023-12-03 02:56:10,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 02:56:10,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:56:10,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:56:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:56:11,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:56:11,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:56:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:56:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:56:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1302 states and 1452 transitions. [2023-12-03 02:56:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1452 transitions. [2023-12-03 02:56:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 02:56:11,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:56:11,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:56:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:56:11,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:56:11,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:56:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:56:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:56:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1301 states and 1451 transitions. [2023-12-03 02:56:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1451 transitions. [2023-12-03 02:56:14,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 02:56:14,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:56:14,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:56:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:56:14,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-03 02:56:14,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:56:14,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:56:14,339 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:56:14,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:56:14,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 02:56:14,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-03 02:56:15,402 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:56:15,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:56:15,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:56:15,931 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:56:15,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:56:15,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:56:16,574 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:56:16,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:56:16,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:56:17,135 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-03 02:56:17,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-03 02:56:17,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-12-03 02:56:17,156 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:56:17,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-03 02:56:17,848 INFO L349 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2023-12-03 02:56:17,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 54 [2023-12-03 02:56:17,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2023-12-03 02:56:19,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:56:19,148 INFO L349 Elim1Store]: treesize reduction 51, result has 12.1 percent of original size [2023-12-03 02:56:19,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 60 [2023-12-03 02:56:19,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 33 [2023-12-03 02:56:22,457 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2023-12-03 02:56:22,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 169 treesize of output 138 [2023-12-03 02:56:22,473 INFO L349 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2023-12-03 02:56:22,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 91 [2023-12-03 02:56:22,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 30 [2023-12-03 02:56:25,311 INFO L349 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2023-12-03 02:56:25,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 65 [2023-12-03 02:56:25,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:56:25,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 63 [2023-12-03 02:56:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:57:57,865 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-03 02:57:57,866 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:915) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:789) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:377) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:472) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 27 more [2023-12-03 02:57:57,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2023-12-03 02:57:57,870 INFO L158 Benchmark]: Toolchain (without parser) took 688693.81ms. Allocated memory was 169.9MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 133.9MB in the beginning and 375.7MB in the end (delta: -241.8MB). Peak memory consumption was 940.4MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,870 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:57:57,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.64ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 97.2MB in the end (delta: 36.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.59ms. Allocated memory was 169.9MB in the beginning and 234.9MB in the end (delta: 65.0MB). Free memory was 97.2MB in the beginning and 196.6MB in the end (delta: -99.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,871 INFO L158 Benchmark]: Boogie Preprocessor took 128.22ms. Allocated memory is still 234.9MB. Free memory was 196.6MB in the beginning and 184.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,871 INFO L158 Benchmark]: RCFGBuilder took 4560.71ms. Allocated memory was 234.9MB in the beginning and 297.8MB in the end (delta: 62.9MB). Free memory was 184.0MB in the beginning and 91.1MB in the end (delta: 92.9MB). Peak memory consumption was 174.7MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,872 INFO L158 Benchmark]: CodeCheck took 683195.06ms. Allocated memory was 297.8MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 91.1MB in the beginning and 375.7MB in the end (delta: -284.6MB). Peak memory consumption was 767.1MB. Max. memory is 16.1GB. [2023-12-03 02:57:57,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.64ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 97.2MB in the end (delta: 36.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.59ms. Allocated memory was 169.9MB in the beginning and 234.9MB in the end (delta: 65.0MB). Free memory was 97.2MB in the beginning and 196.6MB in the end (delta: -99.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.22ms. Allocated memory is still 234.9MB. Free memory was 196.6MB in the beginning and 184.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4560.71ms. Allocated memory was 234.9MB in the beginning and 297.8MB in the end (delta: 62.9MB). Free memory was 184.0MB in the beginning and 91.1MB in the end (delta: 92.9MB). Peak memory consumption was 174.7MB. Max. memory is 16.1GB. * CodeCheck took 683195.06ms. Allocated memory was 297.8MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 91.1MB in the beginning and 375.7MB in the end (delta: -284.6MB). Peak memory consumption was 767.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:57:59,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:57:59,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 02:57:59,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:57:59,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:57:59,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:57:59,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:57:59,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:57:59,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:57:59,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:57:59,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:57:59,688 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:57:59,689 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:57:59,690 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:57:59,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:57:59,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:57:59,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:57:59,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:57:59,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:57:59,693 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:57:59,694 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:57:59,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:57:59,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:57:59,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:57:59,696 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:57:59,697 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:57:59,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:57:59,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:57:59,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:57:59,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:57:59,699 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:57:59,699 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:57:59,699 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:57:59,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:57:59,700 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 [2023-12-03 02:57:59,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:58:00,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:58:00,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:58:00,004 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:58:00,004 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:58:00,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-12-03 02:58:02,764 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:58:03,052 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:58:03,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-12-03 02:58:03,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/6ddc2fe9b/2837f09700794d55b99cbf48e1d1f4b5/FLAGa4d183679 [2023-12-03 02:58:03,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/data/6ddc2fe9b/2837f09700794d55b99cbf48e1d1f4b5 [2023-12-03 02:58:03,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:58:03,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:58:03,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:03,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:58:03,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:58:03,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:03,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50190ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03, skipping insertion in model container [2023-12-03 02:58:03,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:03,153 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:03,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:03,665 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:58:03,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:03,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:03,773 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:58:03,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:03,885 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:58:03,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03 WrapperNode [2023-12-03 02:58:03,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:03,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:03,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:58:03,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:58:03,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:03,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,014 INFO L138 Inliner]: procedures = 180, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1424 [2023-12-03 02:58:04,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:04,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:58:04,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:58:04,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:58:04,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:58:04,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:58:04,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:58:04,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:58:04,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:03" (1/1) ... [2023-12-03 02:58:04,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:04,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:58:04,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:58:04,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:58:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:58:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:58:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:58:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:58:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:58:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:58:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:58:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:58:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:58:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:58:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:58:04,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:58:04,432 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:58:04,434 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:58:09,951 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:58:10,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:58:10,214 INFO L309 CfgBuilder]: Removed 69 assume(true) statements. [2023-12-03 02:58:10,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:10 BoogieIcfgContainer [2023-12-03 02:58:10,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:58:10,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:58:10,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:58:10,227 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:58:10,227 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:58:10" (1/1) ... [2023-12-03 02:58:10,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:58:10,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:10,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-12-03 02:58:10,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-12-03 02:58:10,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:58:10,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:10,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:10,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:10,318 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:10,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:58:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:10,557 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:10,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:10,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:10,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:58:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:10,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-12-03 02:58:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-12-03 02:58:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:58:10,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:10,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:10,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:10,758 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:10,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:58:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:10,991 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:11,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:11,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:11,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:11,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:11,078 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:11,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:58:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-12-03 02:58:11,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-12-03 02:58:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:58:11,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:11,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:11,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:11,207 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:11,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:58:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:11,418 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:11,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:11,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:11,491 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:11,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-12-03 02:58:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-12-03 02:58:11,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:58:11,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:11,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:11,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:11,582 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:11,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:58:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:11,815 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:11,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:11,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:11,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:11,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 02:58:11,902 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:11,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:11,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-12-03 02:58:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-12-03 02:58:11,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:58:11,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:11,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:11,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:11,990 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:11,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 02:58:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:12,203 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:12,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:58:12,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:12,306 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:12,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1375 states and 1539 transitions. [2023-12-03 02:58:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1539 transitions. [2023-12-03 02:58:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:58:12,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:12,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:12,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:12,395 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:12,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 02:58:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:12,597 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:12,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:12,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:12,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:12,700 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:12,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 02:58:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1378 states and 1544 transitions. [2023-12-03 02:58:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1544 transitions. [2023-12-03 02:58:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:58:12,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:12,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:12,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:13,000 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:13,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 02:58:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:13,209 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:13,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:58:13,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:13,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:13,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 02:58:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1378 states and 1538 transitions. [2023-12-03 02:58:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1538 transitions. [2023-12-03 02:58:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:58:13,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:13,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:13,299 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:13,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 02:58:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:13,513 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:13,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:13,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:13,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 02:58:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1384 states and 1549 transitions. [2023-12-03 02:58:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1549 transitions. [2023-12-03 02:58:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:58:14,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:14,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:14,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:14,099 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:14,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 02:58:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:14,299 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:14,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:58:14,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:14,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1384 states and 1547 transitions. [2023-12-03 02:58:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1547 transitions. [2023-12-03 02:58:14,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:58:14,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:14,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:14,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:14,353 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:14,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 02:58:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:14,549 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:14,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:58:14,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:14,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1386 states and 1550 transitions. [2023-12-03 02:58:14,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1550 transitions. [2023-12-03 02:58:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:58:14,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:14,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:14,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:14,910 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:14,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 02:58:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:15,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:15,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:15,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:15,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:58:15,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:15,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 02:58:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1388 states and 1552 transitions. [2023-12-03 02:58:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1552 transitions. [2023-12-03 02:58:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:58:15,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:15,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:15,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:15,339 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:15,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 02:58:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:15,505 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:15,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:15,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:15,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 02:58:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1347 states and 1506 transitions. [2023-12-03 02:58:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1506 transitions. [2023-12-03 02:58:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:58:15,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:15,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:15,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:15,824 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:15,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 02:58:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,004 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:16,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:16,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 02:58:16,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:16,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1344 states and 1502 transitions. [2023-12-03 02:58:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1502 transitions. [2023-12-03 02:58:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:58:16,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:16,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:16,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:16,187 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:16,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 02:58:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,381 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:16,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:16,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 02:58:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1341 states and 1498 transitions. [2023-12-03 02:58:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1498 transitions. [2023-12-03 02:58:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:58:16,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:16,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:16,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:16,682 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:16,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 02:58:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,868 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:16,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:16,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:16,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:16,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-03 02:58:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1338 states and 1494 transitions. [2023-12-03 02:58:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1494 transitions. [2023-12-03 02:58:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:58:16,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:16,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:16,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:16,992 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:16,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 02:58:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,209 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:17,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:17,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1335 states and 1490 transitions. [2023-12-03 02:58:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1490 transitions. [2023-12-03 02:58:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:58:17,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:17,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:17,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:17,326 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:17,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 02:58:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,540 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:17,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:17,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-03 02:58:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1332 states and 1486 transitions. [2023-12-03 02:58:17,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1486 transitions. [2023-12-03 02:58:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:58:17,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:17,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:17,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:17,668 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:17,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 02:58:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,887 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:17,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:17,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:17,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 02:58:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:18,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1329 states and 1482 transitions. [2023-12-03 02:58:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1482 transitions. [2023-12-03 02:58:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:58:18,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:18,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:18,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:18,011 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:18,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 02:58:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:18,229 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:18,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:18,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:18,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 02:58:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1326 states and 1478 transitions. [2023-12-03 02:58:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1478 transitions. [2023-12-03 02:58:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:58:18,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:18,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:18,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:18,374 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:18,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 02:58:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:18,688 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:18,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:18,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:18,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:58:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:18,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 02:58:18,809 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:58:19,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1325 states and 1477 transitions. [2023-12-03 02:58:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1477 transitions. [2023-12-03 02:58:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:58:19,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:19,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:19,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:19,298 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:19,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 02:58:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:19,570 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:19,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:58:19,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:19,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:19,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:19,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 02:58:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1324 states and 1476 transitions. [2023-12-03 02:58:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1476 transitions. [2023-12-03 02:58:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:58:21,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:21,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:21,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:21,056 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:21,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 02:58:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:21,297 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:21,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:21,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:21,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:21,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 02:58:21,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1324 states and 1475 transitions. [2023-12-03 02:58:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1475 transitions. [2023-12-03 02:58:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:58:21,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:21,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:21,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:21,783 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:21,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 02:58:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:22,062 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:22,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:58:22,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:22,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:22,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-03 02:58:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1323 states and 1474 transitions. [2023-12-03 02:58:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1474 transitions. [2023-12-03 02:58:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:58:22,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:22,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:22,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:22,306 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:22,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 02:58:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:22,561 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:22,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:22,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:22,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 02:58:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1322 states and 1473 transitions. [2023-12-03 02:58:22,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1473 transitions. [2023-12-03 02:58:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:58:22,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:22,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:22,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:22,774 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:22,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 02:58:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,025 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:23,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:23,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-03 02:58:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1321 states and 1472 transitions. [2023-12-03 02:58:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1472 transitions. [2023-12-03 02:58:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:58:23,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:23,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:23,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:23,157 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:23,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 02:58:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,405 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:23,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:23,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:23,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 02:58:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:23,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1321 states and 1471 transitions. [2023-12-03 02:58:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1471 transitions. [2023-12-03 02:58:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:58:23,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:23,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:23,512 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:23,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 02:58:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,798 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:23,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:58:23,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:23,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:23,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-03 02:58:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:24,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1320 states and 1470 transitions. [2023-12-03 02:58:24,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1470 transitions. [2023-12-03 02:58:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:58:24,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:24,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:24,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:24,065 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:24,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-03 02:58:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:24,267 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:24,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:24,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:24,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-03 02:58:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1319 states and 1469 transitions. [2023-12-03 02:58:24,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1469 transitions. [2023-12-03 02:58:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:58:24,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:24,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:24,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:24,383 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:24,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-03 02:58:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:24,612 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:24,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:24,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:24,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-03 02:58:24,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1319 states and 1468 transitions. [2023-12-03 02:58:24,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1468 transitions. [2023-12-03 02:58:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:58:24,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:24,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:24,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:24,718 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:24,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-03 02:58:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:25,061 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:25,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:58:25,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:25,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:25,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-03 02:58:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:25,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1318 states and 1467 transitions. [2023-12-03 02:58:25,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1467 transitions. [2023-12-03 02:58:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:58:25,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:25,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:25,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:25,324 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:25,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-03 02:58:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:25,648 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:25,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:58:25,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:25,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-03 02:58:25,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:25,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1318 states and 1465 transitions. [2023-12-03 02:58:25,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1465 transitions. [2023-12-03 02:58:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:58:25,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:25,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:25,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:25,740 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:25,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-03 02:58:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:26,019 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:26,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:26,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:26,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2023-12-03 02:58:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1325 states and 1473 transitions. [2023-12-03 02:58:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1473 transitions. [2023-12-03 02:58:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:58:27,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:27,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:27,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:27,633 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:27,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-03 02:58:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:27,913 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:28,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:28,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:28,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-03 02:58:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1325 states and 1472 transitions. [2023-12-03 02:58:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1472 transitions. [2023-12-03 02:58:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:58:28,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:28,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:28,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:28,188 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:28,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-03 02:58:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:28,458 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:28,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:28,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:28,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-12-03 02:58:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1317 states and 1463 transitions. [2023-12-03 02:58:28,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1463 transitions. [2023-12-03 02:58:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:58:28,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:28,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:28,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:28,635 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:28,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-03 02:58:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:28,995 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:29,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:29,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:29,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:29,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-03 02:58:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1316 states and 1462 transitions. [2023-12-03 02:58:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1462 transitions. [2023-12-03 02:58:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:58:31,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:31,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:31,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:31,196 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:31,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-03 02:58:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:31,526 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:31,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:31,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:31,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:31,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-03 02:58:31,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:31,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1315 states and 1461 transitions. [2023-12-03 02:58:31,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1461 transitions. [2023-12-03 02:58:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:58:31,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:31,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:31,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:31,745 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:31,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-03 02:58:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:32,127 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:32,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:32,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:32,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:32,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:32,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2023-12-03 02:58:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1314 states and 1460 transitions. [2023-12-03 02:58:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1460 transitions. [2023-12-03 02:58:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:58:32,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:32,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:32,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:32,527 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:32,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-03 02:58:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:32,830 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:32,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:32,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:33,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2023-12-03 02:58:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1313 states and 1459 transitions. [2023-12-03 02:58:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1459 transitions. [2023-12-03 02:58:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:58:33,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:33,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:33,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:33,061 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:33,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-03 02:58:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:33,517 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:33,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:33,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:33,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:33,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-03 02:58:33,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:33,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1312 states and 1458 transitions. [2023-12-03 02:58:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1458 transitions. [2023-12-03 02:58:33,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:58:33,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:33,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:33,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:33,923 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:33,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-03 02:58:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:34,218 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:34,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:34,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:34,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2023-12-03 02:58:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:34,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1311 states and 1457 transitions. [2023-12-03 02:58:34,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1457 transitions. [2023-12-03 02:58:34,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:58:34,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:34,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:34,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:34,472 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:34,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-03 02:58:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:34,853 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:34,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:34,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:34,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:35,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-03 02:58:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:35,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1310 states and 1456 transitions. [2023-12-03 02:58:35,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1456 transitions. [2023-12-03 02:58:35,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:58:35,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:35,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:35,285 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:35,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-03 02:58:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:35,740 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:35,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:35,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:36,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2023-12-03 02:58:38,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:38,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1351 states and 1497 transitions. [2023-12-03 02:58:38,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1497 transitions. [2023-12-03 02:58:38,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:58:38,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:38,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:38,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:38,805 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:38,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-03 02:58:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:39,119 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:39,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:39,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:39,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2023-12-03 02:58:39,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1350 states and 1496 transitions. [2023-12-03 02:58:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1496 transitions. [2023-12-03 02:58:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:58:39,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:39,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:39,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:39,373 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:39,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-03 02:58:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:39,867 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:39,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:39,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:39,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:40,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2023-12-03 02:58:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1349 states and 1495 transitions. [2023-12-03 02:58:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1495 transitions. [2023-12-03 02:58:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:58:40,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:40,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:40,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:40,300 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:40,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-03 02:58:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:40,820 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:40,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:58:40,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:41,059 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-12-03 02:58:41,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2023-12-03 02:58:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:41,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-03 02:58:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1348 states and 1492 transitions. [2023-12-03 02:58:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1492 transitions. [2023-12-03 02:58:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:58:41,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:41,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:41,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:41,151 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:41,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-03 02:58:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:41,709 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:41,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:58:41,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:41,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:58:41,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:42,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:58:42,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-12-03 02:58:42,270 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-12-03 02:58:42,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2023-12-03 02:58:42,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:42,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2023-12-03 02:58:42,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1347 states and 1491 transitions. [2023-12-03 02:58:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1491 transitions. [2023-12-03 02:58:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:58:42,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:42,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:42,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:42,397 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:42,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-03 02:58:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:42,828 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:42,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:42,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:42,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-03 02:58:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1346 states and 1490 transitions. [2023-12-03 02:58:43,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1490 transitions. [2023-12-03 02:58:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:58:43,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:43,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:43,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:43,023 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:43,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-03 02:58:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:43,569 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:43,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:43,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:43,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-03 02:58:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:45,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1345 states and 1489 transitions. [2023-12-03 02:58:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1489 transitions. [2023-12-03 02:58:45,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:58:45,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:45,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:45,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:45,099 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:45,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-03 02:58:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:45,487 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:45,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:45,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:45,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-03 02:58:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1344 states and 1487 transitions. [2023-12-03 02:58:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1487 transitions. [2023-12-03 02:58:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:58:45,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:45,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:45,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:45,657 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:45,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-03 02:58:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:46,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:46,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:46,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:46,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2023-12-03 02:58:46,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1343 states and 1486 transitions. [2023-12-03 02:58:46,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1486 transitions. [2023-12-03 02:58:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:58:46,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:46,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:46,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:46,310 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:46,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-03 02:58:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:46,813 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:46,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:58:46,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:46,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:58:47,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:58:47,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-12-03 02:58:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:47,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2023-12-03 02:58:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1342 states and 1485 transitions. [2023-12-03 02:58:49,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1485 transitions. [2023-12-03 02:58:49,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:58:49,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:49,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:49,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:49,443 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:49,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-03 02:58:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:50,030 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:50,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:58:50,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:50,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:58:50,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-03 02:58:50,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-03 02:58:50,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-03 02:58:50,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:50,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2023-12-03 02:58:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1341 states and 1484 transitions. [2023-12-03 02:58:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1484 transitions. [2023-12-03 02:58:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:58:54,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:54,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:54,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:54,340 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:54,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-03 02:58:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:54,722 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:54,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:58:54,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:54,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:54,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2023-12-03 02:58:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1340 states and 1483 transitions. [2023-12-03 02:58:56,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1483 transitions. [2023-12-03 02:58:56,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:58:56,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:56,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:56,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:56,133 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:56,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2023-12-03 02:58:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:56,625 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:58:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:58:56,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:58:56,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:58:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:58:56,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2023-12-03 02:58:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:58:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1339 states and 1482 transitions. [2023-12-03 02:58:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1482 transitions. [2023-12-03 02:58:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:58:59,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:58:59,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:59,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:58:59,597 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:58:59,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2023-12-03 02:59:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:00,073 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:00,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:59:00,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:00,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-12-03 02:59:00,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:00,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2023-12-03 02:59:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1342 states and 1488 transitions. [2023-12-03 02:59:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1488 transitions. [2023-12-03 02:59:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:59:04,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:04,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:04,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:04,584 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:04,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2023-12-03 02:59:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:05,064 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:05,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:59:05,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:05,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2023-12-03 02:59:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1343 states and 1490 transitions. [2023-12-03 02:59:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1490 transitions. [2023-12-03 02:59:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:59:07,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:07,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:07,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:07,739 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:07,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2023-12-03 02:59:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:08,338 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:08,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:59:08,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:08,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2023-12-03 02:59:10,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1344 states and 1493 transitions. [2023-12-03 02:59:10,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1493 transitions. [2023-12-03 02:59:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:59:10,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:10,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:10,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:10,660 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:10,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2023-12-03 02:59:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:11,286 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:11,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:59:11,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:11,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2023-12-03 02:59:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1345 states and 1496 transitions. [2023-12-03 02:59:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1496 transitions. [2023-12-03 02:59:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:59:13,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:13,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:13,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:13,195 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:13,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2023-12-03 02:59:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:13,875 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:13,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:59:13,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:14,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2023-12-03 02:59:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:16,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1346 states and 1498 transitions. [2023-12-03 02:59:16,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1498 transitions. [2023-12-03 02:59:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:59:16,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:16,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:16,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:16,381 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:16,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2023-12-03 02:59:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:17,087 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:17,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:59:17,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:17,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:17,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2023-12-03 02:59:19,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:19,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1347 states and 1500 transitions. [2023-12-03 02:59:19,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1500 transitions. [2023-12-03 02:59:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:59:19,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:19,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:19,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:19,102 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:19,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2023-12-03 02:59:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:19,735 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:19,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:59:19,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:20,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2023-12-03 02:59:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1348 states and 1502 transitions. [2023-12-03 02:59:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1502 transitions. [2023-12-03 02:59:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:59:22,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:22,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:22,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:22,345 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:22,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2023-12-03 02:59:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:23,050 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:23,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:59:23,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:23,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2023-12-03 02:59:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1349 states and 1504 transitions. [2023-12-03 02:59:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1504 transitions. [2023-12-03 02:59:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:59:25,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:25,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:25,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:25,139 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:25,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2023-12-03 02:59:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:25,876 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:26,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:59:26,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:26,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2023-12-03 02:59:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1350 states and 1506 transitions. [2023-12-03 02:59:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1506 transitions. [2023-12-03 02:59:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:59:28,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:28,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:28,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:28,763 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:28,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2023-12-03 02:59:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:29,567 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:29,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:59:29,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:29,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2023-12-03 02:59:31,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:31,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1351 states and 1508 transitions. [2023-12-03 02:59:31,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1508 transitions. [2023-12-03 02:59:31,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:59:31,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:31,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:31,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:31,833 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:31,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2023-12-03 02:59:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:32,583 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:32,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:59:32,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:33,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2023-12-03 02:59:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1352 states and 1510 transitions. [2023-12-03 02:59:35,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1510 transitions. [2023-12-03 02:59:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:59:35,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:35,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:35,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:35,625 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:35,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2023-12-03 02:59:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:36,442 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:36,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:59:36,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:36,615 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:36,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2023-12-03 02:59:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1353 states and 1512 transitions. [2023-12-03 02:59:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1512 transitions. [2023-12-03 02:59:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:59:39,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:39,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:39,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:39,101 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:39,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2023-12-03 02:59:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:39,989 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:40,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:59:40,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:40,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:40,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2023-12-03 02:59:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1354 states and 1514 transitions. [2023-12-03 02:59:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1514 transitions. [2023-12-03 02:59:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:59:43,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:43,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:43,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:43,210 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:43,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2023-12-03 02:59:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:44,007 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:44,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:59:44,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:44,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2023-12-03 02:59:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1355 states and 1516 transitions. [2023-12-03 02:59:46,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1516 transitions. [2023-12-03 02:59:46,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:59:46,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:46,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:46,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:46,435 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:46,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2023-12-03 02:59:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:47,175 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:47,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:59:47,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:47,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2023-12-03 02:59:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1356 states and 1518 transitions. [2023-12-03 02:59:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1518 transitions. [2023-12-03 02:59:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:59:50,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:50,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:50,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:50,440 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:50,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2023-12-03 02:59:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:51,272 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:51,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:59:51,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:51,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2023-12-03 02:59:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:53,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1357 states and 1520 transitions. [2023-12-03 02:59:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1520 transitions. [2023-12-03 02:59:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:59:53,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:53,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:53,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:53,828 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:53,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2023-12-03 02:59:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:54,736 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:54,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:59:54,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:55,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2023-12-03 02:59:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1358 states and 1522 transitions. [2023-12-03 02:59:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1522 transitions. [2023-12-03 02:59:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:59:58,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:58,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:58,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:58,181 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:58,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2023-12-03 02:59:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:58,993 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:59,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:59:59,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:59,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2023-12-03 03:00:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1359 states and 1524 transitions. [2023-12-03 03:00:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1524 transitions. [2023-12-03 03:00:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:00:01,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:01,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:01,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:01,667 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:01,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2023-12-03 03:00:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:02,601 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:02,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:00:02,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:03,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2023-12-03 03:00:06,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:06,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1360 states and 1526 transitions. [2023-12-03 03:00:06,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1526 transitions. [2023-12-03 03:00:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:00:06,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:06,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:06,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:06,157 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:06,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2023-12-03 03:00:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:07,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:07,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:00:07,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:07,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2023-12-03 03:00:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1361 states and 1528 transitions. [2023-12-03 03:00:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1528 transitions. [2023-12-03 03:00:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:00:09,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:09,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:09,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:09,975 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:09,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2023-12-03 03:00:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:10,878 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:11,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:00:11,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:11,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af57068d-93a0-42db-8407-046a4bea0562/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0