./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV --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 1fe25077175322d8d5e3cefee67a534dcd61077607911040f354db1679589b09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:13,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:13,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:54:13,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:13,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:13,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:13,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:13,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:13,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:13,589 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:13,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:13,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:13,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:13,591 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:54:13,592 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:54:13,592 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:54:13,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:13,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:13,594 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:13,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:13,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:13,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:13,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:13,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:13,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:13,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:13,599 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:13,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:13,600 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_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe25077175322d8d5e3cefee67a534dcd61077607911040f354db1679589b09 [2023-11-11 23:54:13,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:13,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:13,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:13,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:13,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:13,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i [2023-11-11 23:54:17,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:17,475 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:17,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i [2023-11-11 23:54:17,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/data/ecfc456a6/21b7de4b00b34615866fa6293d08ac82/FLAG763c991f1 [2023-11-11 23:54:17,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/data/ecfc456a6/21b7de4b00b34615866fa6293d08ac82 [2023-11-11 23:54:17,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:17,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:17,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:17,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:17,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:17,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:17" (1/1) ... [2023-11-11 23:54:17,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6100c679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:17, skipping insertion in model container [2023-11-11 23:54:17,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:17" (1/1) ... [2023-11-11 23:54:17,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:18,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:18,444 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:18,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:18,678 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:18,687 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:18,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18 WrapperNode [2023-11-11 23:54:18,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:18,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:18,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:18,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:18,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,865 INFO L138 Inliner]: procedures = 177, calls = 441, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2144 [2023-11-11 23:54:18,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:18,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:18,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:18,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:18,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:18,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:19,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:19,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:19,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:19,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:19,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:19,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:19,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:19,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:18" (1/1) ... [2023-11-11 23:54:19,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:19,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:19,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:19,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637264dc-9d49-4a82-a97a-e57a0f59e650/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:54:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:54:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:54:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:54:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:19,477 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:19,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:23,393 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:26,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:26,049 INFO L302 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-11 23:54:26,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:26 BoogieIcfgContainer [2023-11-11 23:54:26,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:26,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:26,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:26,069 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:26,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:26" (1/1) ... [2023-11-11 23:54:26,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1519 states and 1708 transitions. [2023-11-11 23:54:26,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1708 transitions. [2023-11-11 23:54:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:54:26,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1518 states and 1707 transitions. [2023-11-11 23:54:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1707 transitions. [2023-11-11 23:54:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:54:26,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1517 states and 1706 transitions. [2023-11-11 23:54:26,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1706 transitions. [2023-11-11 23:54:26,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:26,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:26,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1516 states and 1705 transitions. [2023-11-11 23:54:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1705 transitions. [2023-11-11 23:54:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:26,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1515 states and 1704 transitions. [2023-11-11 23:54:27,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1704 transitions. [2023-11-11 23:54:27,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:27,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1516 states and 1706 transitions. [2023-11-11 23:54:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1706 transitions. [2023-11-11 23:54:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:54:27,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1516 states and 1700 transitions. [2023-11-11 23:54:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1700 transitions. [2023-11-11 23:54:27,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:27,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1516 states and 1698 transitions. [2023-11-11 23:54:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1698 transitions. [2023-11-11 23:54:27,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:27,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,581 INFO L351 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 [2023-11-11 23:54:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1518 states and 1702 transitions. [2023-11-11 23:54:27,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1702 transitions. [2023-11-11 23:54:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:27,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,799 INFO L351 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 [2023-11-11 23:54:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1520 states and 1706 transitions. [2023-11-11 23:54:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1706 transitions. [2023-11-11 23:54:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:28,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-11 23:54:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-11 23:54:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:28,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,447 INFO L351 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 [2023-11-11 23:54:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-11 23:54:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-11 23:54:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:28,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1523 states and 1713 transitions. [2023-11-11 23:54:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1713 transitions. [2023-11-11 23:54:28,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:28,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:28,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:28,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:28,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-11 23:54:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-11 23:54:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:28,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,066 INFO L351 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 [2023-11-11 23:54:29,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-11 23:54:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-11 23:54:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:29,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1526 states and 1720 transitions. [2023-11-11 23:54:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1720 transitions. [2023-11-11 23:54:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:29,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1525 states and 1719 transitions. [2023-11-11 23:54:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1719 transitions. [2023-11-11 23:54:29,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:29,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:29,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:29,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:29,959 INFO L351 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 [2023-11-11 23:54:30,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1526 states and 1721 transitions. [2023-11-11 23:54:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1721 transitions. [2023-11-11 23:54:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:30,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1525 states and 1720 transitions. [2023-11-11 23:54:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1720 transitions. [2023-11-11 23:54:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:30,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,552 INFO L351 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 [2023-11-11 23:54:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1526 states and 1722 transitions. [2023-11-11 23:54:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1722 transitions. [2023-11-11 23:54:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:30,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1529 states and 1726 transitions. [2023-11-11 23:54:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1726 transitions. [2023-11-11 23:54:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:31,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1528 states and 1725 transitions. [2023-11-11 23:54:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1725 transitions. [2023-11-11 23:54:31,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:31,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,340 INFO L351 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 [2023-11-11 23:54:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1529 states and 1727 transitions. [2023-11-11 23:54:31,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1727 transitions. [2023-11-11 23:54:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:54:31,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,821 INFO L351 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 [2023-11-11 23:54:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1530 states and 1730 transitions. [2023-11-11 23:54:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1730 transitions. [2023-11-11 23:54:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:54:32,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1530 states and 1729 transitions. [2023-11-11 23:54:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1729 transitions. [2023-11-11 23:54:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:32,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1533 states and 1733 transitions. [2023-11-11 23:54:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1733 transitions. [2023-11-11 23:54:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:32,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1532 states and 1732 transitions. [2023-11-11 23:54:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1732 transitions. [2023-11-11 23:54:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:32,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:32,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:32,765 INFO L351 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 [2023-11-11 23:54:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1533 states and 1734 transitions. [2023-11-11 23:54:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1734 transitions. [2023-11-11 23:54:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:33,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:33,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1532 states and 1733 transitions. [2023-11-11 23:54:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1733 transitions. [2023-11-11 23:54:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:33,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:33,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:33,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:33,519 INFO L351 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 [2023-11-11 23:54:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1533 states and 1735 transitions. [2023-11-11 23:54:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1735 transitions. [2023-11-11 23:54:33,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:33,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1536 states and 1739 transitions. [2023-11-11 23:54:34,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1739 transitions. [2023-11-11 23:54:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:34,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1535 states and 1738 transitions. [2023-11-11 23:54:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1738 transitions. [2023-11-11 23:54:34,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:34,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,381 INFO L351 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 [2023-11-11 23:54:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1536 states and 1740 transitions. [2023-11-11 23:54:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1740 transitions. [2023-11-11 23:54:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:34,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:34,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:34,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:34,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1535 states and 1739 transitions. [2023-11-11 23:54:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1739 transitions. [2023-11-11 23:54:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:34,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:35,044 INFO L351 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 [2023-11-11 23:54:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1536 states and 1741 transitions. [2023-11-11 23:54:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1741 transitions. [2023-11-11 23:54:35,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:35,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:35,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:35,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1539 states and 1745 transitions. [2023-11-11 23:54:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1745 transitions. [2023-11-11 23:54:35,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:35,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:35,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:35,766 INFO L351 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 [2023-11-11 23:54:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1540 states and 1748 transitions. [2023-11-11 23:54:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1748 transitions. [2023-11-11 23:54:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:36,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:36,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1540 states and 1747 transitions. [2023-11-11 23:54:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1747 transitions. [2023-11-11 23:54:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:54:36,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:54:36,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:36,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1543 states and 1751 transitions. [2023-11-11 23:54:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1751 transitions. [2023-11-11 23:54:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:54:36,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:54:36,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:36,667 INFO L351 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 [2023-11-11 23:54:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1559 states and 1769 transitions. [2023-11-11 23:54:37,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1769 transitions. [2023-11-11 23:54:37,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:54:37,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:54:37,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:37,254 INFO L351 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 [2023-11-11 23:54:37,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:37,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1575 states and 1794 transitions. [2023-11-11 23:54:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1794 transitions. [2023-11-11 23:54:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:54:37,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:37,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:37,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:47,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:54:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1575 states and 1792 transitions. [2023-11-11 23:54:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1792 transitions. [2023-11-11 23:54:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:54:48,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:54:48,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:48,182 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-11 23:54:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:56,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:55:06,875 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 []