./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 cf1a7837 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_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/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_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/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_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/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_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/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 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:34,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:34,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:59:34,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:34,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:34,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:34,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:34,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:34,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:34,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:34,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:34,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:34,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:34,965 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:34,966 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:34,967 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:34,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:34,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:34,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:34,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:34,970 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:34,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:34,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:34,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:34,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:34,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:34,974 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:34,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:34,975 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_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 [2023-11-11 23:59:35,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:35,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:35,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:35,276 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:35,277 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:35,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-11-11 23:59:38,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:39,111 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:39,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2023-11-11 23:59:39,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/data/116b05b9d/c2a8b5f4f9de4721a7f9f40e33822ca4/FLAG92f1844eb [2023-11-11 23:59:39,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/data/116b05b9d/c2a8b5f4f9de4721a7f9f40e33822ca4 [2023-11-11 23:59:39,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:39,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:39,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:39,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:39,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:39,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:39" (1/1) ... [2023-11-11 23:59:39,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27af778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:39, skipping insertion in model container [2023-11-11 23:59:39,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:39" (1/1) ... [2023-11-11 23:59:39,300 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:40,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:40,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:40,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:40,375 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:40,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40 WrapperNode [2023-11-11 23:59:40,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:40,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:40,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:40,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:40,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,546 INFO L138 Inliner]: procedures = 177, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1768 [2023-11-11 23:59:40,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:40,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:40,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:40,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:40,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:40,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:40,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:40,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:40,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:40" (1/1) ... [2023-11-11 23:59:40,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:40,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:40,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:40,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402c2b99-c428-4fd5-bb68-5be30cd6a0f7/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:59:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:41,139 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:41,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:44,711 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:46,868 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:46,868 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-11 23:59:46,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:46 BoogieIcfgContainer [2023-11-11 23:59:46,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:46,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:46,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:46,893 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:46,893 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:46" (1/1) ... [2023-11-11 23:59:46,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:59:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:47,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-11-11 23:59:47,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-11-11 23:59:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:59:47,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:47,334 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 23:59:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-11-11 23:59:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-11-11 23:59:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:59:47,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:47,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:47,489 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 23:59:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:47,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-11-11 23:59:47,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-11-11 23:59:47,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:59:47,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:47,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:47,642 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 23:59:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-11-11 23:59:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-11-11 23:59:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:59:47,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:47,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:47,831 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 23:59:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-11-11 23:59:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-11-11 23:59:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:59:47,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:47,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:47,932 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 23:59:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1374 states and 1537 transitions. [2023-11-11 23:59:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1537 transitions. [2023-11-11 23:59:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:59:48,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:48,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:48,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:48,141 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 23:59:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1374 states and 1531 transitions. [2023-11-11 23:59:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1531 transitions. [2023-11-11 23:59:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:59:48,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:48,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:48,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:48,308 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 23:59:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1374 states and 1529 transitions. [2023-11-11 23:59:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1529 transitions. [2023-11-11 23:59:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:59:48,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:48,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:59:48,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:48,481 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 23:59:48,512 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 23:59:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1376 states and 1533 transitions. [2023-11-11 23:59:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1533 transitions. [2023-11-11 23:59:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:59:48,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:48,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:59:48,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:48,728 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 23:59:48,807 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 23:59:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1378 states and 1537 transitions. [2023-11-11 23:59:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1537 transitions. [2023-11-11 23:59:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:59:48,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:49,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:49,078 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 23:59:49,186 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 23:59:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1379 states and 1539 transitions. [2023-11-11 23:59:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1539 transitions. [2023-11-11 23:59:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:59:49,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:49,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:49,382 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 23:59:49,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1379 states and 1538 transitions. [2023-11-11 23:59:49,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1538 transitions. [2023-11-11 23:59:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:59:49,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:49,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:49,611 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 23:59:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1381 states and 1544 transitions. [2023-11-11 23:59:49,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1544 transitions. [2023-11-11 23:59:49,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:59:49,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:49,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:49,957 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 23:59:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1380 states and 1543 transitions. [2023-11-11 23:59:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1543 transitions. [2023-11-11 23:59:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:59:49,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:50,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:50,091 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 23:59:50,205 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 23:59:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1381 states and 1545 transitions. [2023-11-11 23:59:50,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1545 transitions. [2023-11-11 23:59:50,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:59:50,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:50,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:50,646 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 23:59:50,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1380 states and 1544 transitions. [2023-11-11 23:59:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1544 transitions. [2023-11-11 23:59:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:59:50,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:50,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:50,819 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 23:59:50,934 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 23:59:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1381 states and 1546 transitions. [2023-11-11 23:59:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1546 transitions. [2023-11-11 23:59:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:59:51,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:51,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:51,391 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 23:59:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1384 states and 1552 transitions. [2023-11-11 23:59:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1552 transitions. [2023-11-11 23:59:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:59:51,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:51,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:51,669 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 23:59:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1383 states and 1551 transitions. [2023-11-11 23:59:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1551 transitions. [2023-11-11 23:59:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:59:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:51,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:51,840 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 23:59:51,964 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 23:59:52,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1384 states and 1553 transitions. [2023-11-11 23:59:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1553 transitions. [2023-11-11 23:59:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:59:52,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:52,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:52,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:52,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:52,381 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 23:59:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1383 states and 1552 transitions. [2023-11-11 23:59:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1552 transitions. [2023-11-11 23:59:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:59:52,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:52,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:52,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:52,538 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 23:59:52,656 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 23:59:52,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1384 states and 1554 transitions. [2023-11-11 23:59:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1554 transitions. [2023-11-11 23:59:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:59:52,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:52,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:53,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:53,095 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 23:59:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1387 states and 1558 transitions. [2023-11-11 23:59:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1558 transitions. [2023-11-11 23:59:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:59:53,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:53,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:53,254 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 23:59:53,374 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 23:59:53,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-11 23:59:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-11 23:59:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:59:53,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:53,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:53,581 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 23:59:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1388 states and 1560 transitions. [2023-11-11 23:59:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1560 transitions. [2023-11-11 23:59:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:59:53,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:53,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:53,899 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 23:59:53,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1387 states and 1559 transitions. [2023-11-11 23:59:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1559 transitions. [2023-11-11 23:59:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:59:53,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:54,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:54,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:54,049 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 23:59:54,155 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 23:59:54,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-11 23:59:54,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-11 23:59:54,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:59:54,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:54,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:54,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:54,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:54,547 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 23:59:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1391 states and 1565 transitions. [2023-11-11 23:59:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1565 transitions. [2023-11-11 23:59:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:59:54,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:54,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:54,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:54,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:54,690 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 23:59:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1390 states and 1564 transitions. [2023-11-11 23:59:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1564 transitions. [2023-11-11 23:59:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:59:54,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:54,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:54,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:54,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:54,823 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 23:59:54,945 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 23:59:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1391 states and 1566 transitions. [2023-11-11 23:59:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1566 transitions. [2023-11-11 23:59:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:59:55,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:55,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:55,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:55,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:55,344 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 23:59:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1390 states and 1565 transitions. [2023-11-11 23:59:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1565 transitions. [2023-11-11 23:59:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:59:55,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:55,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:55,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:55,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:55,464 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 23:59:55,583 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 23:59:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:55,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1391 states and 1567 transitions. [2023-11-11 23:59:55,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1567 transitions. [2023-11-11 23:59:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:59:55,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:55,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:55,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:55,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:55,983 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 23:59:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1394 states and 1571 transitions. [2023-11-11 23:59:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1571 transitions. [2023-11-11 23:59:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:59:56,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:56,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:56,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:56,116 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 23:59:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1393 states and 1570 transitions. [2023-11-11 23:59:56,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1570 transitions. [2023-11-11 23:59:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:59:56,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:56,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:56,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:56,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:56,236 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 23:59:56,359 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 23:59:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:56,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1394 states and 1572 transitions. [2023-11-11 23:59:56,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1572 transitions. [2023-11-11 23:59:56,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:59:56,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:56,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:56,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:59:56,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:56,762 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 23:59:56,903 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 23:59:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1395 states and 1575 transitions. [2023-11-11 23:59:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1575 transitions. [2023-11-11 23:59:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:59:57,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:57,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:57,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:59:57,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:57,134 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 23:59:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:57,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1395 states and 1574 transitions. [2023-11-11 23:59:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1574 transitions. [2023-11-11 23:59:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:59:57,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:57,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:57,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:57,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:57,430 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 23:59:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1398 states and 1578 transitions. [2023-11-11 23:59:57,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1578 transitions. [2023-11-11 23:59:57,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:59:57,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:57,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:57,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:59:57,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:57,562 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 23:59:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1401 states and 1582 transitions. [2023-11-11 23:59:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1582 transitions. [2023-11-11 23:59:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:59:57,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:57,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:57,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:57,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:02,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:00:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1401 states and 1580 transitions. [2023-11-12 00:00:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1580 transitions. [2023-11-12 00:00:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:02,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:02,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:02,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:00:02,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:02,628 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 [2023-11-12 00:00:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1417 states and 1598 transitions. [2023-11-12 00:00:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1598 transitions. [2023-11-12 00:00:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:03,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:03,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:03,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-12 00:00:03,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:03,216 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 [2023-11-12 00:00:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1433 states and 1623 transitions. [2023-11-12 00:00:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2023-11-12 00:00:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:03,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:03,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:04,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 00:00:04,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:04,050 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 [2023-11-12 00:00:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:15,876 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 [] [2023-11-12 00:00:25,902 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 []