./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL --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 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:15,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:15,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:54:15,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:15,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:15,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:15,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:15,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:15,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:15,929 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:15,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:15,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:15,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:15,932 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:54:15,932 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:54:15,933 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:54:15,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:15,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:15,934 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:15,935 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:15,935 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:15,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:15,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:15,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:15,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:15,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:15,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:15,943 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:15,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:15,944 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_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a814f1cabb0a814aaaa0ad04ef0792a07c6fb7c73876a2da6ae85372115ff6c [2023-11-19 02:54:16,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:16,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:16,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:16,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:16,344 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:16,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-11-19 02:54:19,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:20,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:20,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test3-1.i [2023-11-19 02:54:20,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/data/a1d14ceb5/331ae50cdbb94b80b3653401a7a99de2/FLAG7fd3adc64 [2023-11-19 02:54:20,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/data/a1d14ceb5/331ae50cdbb94b80b3653401a7a99de2 [2023-11-19 02:54:20,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:20,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:20,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:20,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:20,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:20,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:20" (1/1) ... [2023-11-19 02:54:20,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4769f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:20, skipping insertion in model container [2023-11-19 02:54:20,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:20" (1/1) ... [2023-11-19 02:54:20,544 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:21,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:21,287 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:21,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:21,464 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:21,474 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:21,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21 WrapperNode [2023-11-19 02:54:21,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:21,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:21,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:21,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:21,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,704 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1422 [2023-11-19 02:54:21,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:21,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:21,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:21,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:21,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:22,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:22,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:22,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:22,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:22,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:22,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:22,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:22,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:22,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d76ca5f-3329-4478-a80a-5905ce00836f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:54:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:54:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:54:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:22,485 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:22,489 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:25,529 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:27,615 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:27,615 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:54:27,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:27 BoogieIcfgContainer [2023-11-19 02:54:27,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:27,630 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:27,630 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:27,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:27,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:27" (1/1) ... [2023-11-19 02:54:27,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 990 states and 1123 transitions. [2023-11-19 02:54:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1123 transitions. [2023-11-19 02:54:27,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:54:27,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 989 states and 1122 transitions. [2023-11-19 02:54:28,096 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1122 transitions. [2023-11-19 02:54:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:54:28,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 988 states and 1121 transitions. [2023-11-19 02:54:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1121 transitions. [2023-11-19 02:54:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:54:28,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 987 states and 1119 transitions. [2023-11-19 02:54:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1119 transitions. [2023-11-19 02:54:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:54:28,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 986 states and 1118 transitions. [2023-11-19 02:54:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1118 transitions. [2023-11-19 02:54:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:28,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 985 states and 1117 transitions. [2023-11-19 02:54:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1117 transitions. [2023-11-19 02:54:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:28,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 984 states and 1116 transitions. [2023-11-19 02:54:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1116 transitions. [2023-11-19 02:54:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:29,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 983 states and 1115 transitions. [2023-11-19 02:54:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1115 transitions. [2023-11-19 02:54:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:54:29,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 982 states and 1114 transitions. [2023-11-19 02:54:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1114 transitions. [2023-11-19 02:54:29,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:29,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 981 states and 1113 transitions. [2023-11-19 02:54:29,669 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1113 transitions. [2023-11-19 02:54:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:29,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 02:54:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 02:54:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:30,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 979 states and 1110 transitions. [2023-11-19 02:54:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1110 transitions. [2023-11-19 02:54:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 978 states and 1109 transitions. [2023-11-19 02:54:30,235 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1109 transitions. [2023-11-19 02:54:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:30,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 977 states and 1108 transitions. [2023-11-19 02:54:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1108 transitions. [2023-11-19 02:54:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:30,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 976 states and 1107 transitions. [2023-11-19 02:54:30,712 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1107 transitions. [2023-11-19 02:54:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:30,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 975 states and 1106 transitions. [2023-11-19 02:54:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1106 transitions. [2023-11-19 02:54:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:30,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 974 states and 1105 transitions. [2023-11-19 02:54:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1105 transitions. [2023-11-19 02:54:30,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:30,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 973 states and 1104 transitions. [2023-11-19 02:54:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1104 transitions. [2023-11-19 02:54:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:30,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-19 02:54:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-19 02:54:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:54:31,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 974 states and 1106 transitions. [2023-11-19 02:54:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1106 transitions. [2023-11-19 02:54:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:54:32,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 974 states and 1104 transitions. [2023-11-19 02:54:32,132 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1104 transitions. [2023-11-19 02:54:32,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:54:32,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 974 states and 1100 transitions. [2023-11-19 02:54:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1100 transitions. [2023-11-19 02:54:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:32,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 974 states and 1098 transitions. [2023-11-19 02:54:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1098 transitions. [2023-11-19 02:54:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:32,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:54:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 976 states and 1102 transitions. [2023-11-19 02:54:32,654 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1102 transitions. [2023-11-19 02:54:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:54:32,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:54:32,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:32,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 02:54:33,260 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 02:54:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:33,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:33,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 977 states and 1105 transitions. [2023-11-19 02:54:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1105 transitions. [2023-11-19 02:54:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:33,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:33,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:33,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 978 states and 1106 transitions. [2023-11-19 02:54:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1106 transitions. [2023-11-19 02:54:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:54:33,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:33,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 980 states and 1112 transitions. [2023-11-19 02:54:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1112 transitions. [2023-11-19 02:54:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:34,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:34,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:34,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 979 states and 1111 transitions. [2023-11-19 02:54:34,700 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1111 transitions. [2023-11-19 02:54:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:34,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:34,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:34,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:34,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 980 states and 1113 transitions. [2023-11-19 02:54:35,356 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1113 transitions. [2023-11-19 02:54:35,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:35,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:35,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:35,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:35,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 979 states and 1112 transitions. [2023-11-19 02:54:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1112 transitions. [2023-11-19 02:54:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:35,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:35,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:35,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 980 states and 1114 transitions. [2023-11-19 02:54:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1114 transitions. [2023-11-19 02:54:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:36,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 983 states and 1120 transitions. [2023-11-19 02:54:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1120 transitions. [2023-11-19 02:54:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:36,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 982 states and 1119 transitions. [2023-11-19 02:54:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1119 transitions. [2023-11-19 02:54:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:36,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 983 states and 1121 transitions. [2023-11-19 02:54:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1121 transitions. [2023-11-19 02:54:37,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:37,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 982 states and 1120 transitions. [2023-11-19 02:54:37,611 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1120 transitions. [2023-11-19 02:54:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:37,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:37,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 983 states and 1122 transitions. [2023-11-19 02:54:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1122 transitions. [2023-11-19 02:54:38,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:38,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 986 states and 1126 transitions. [2023-11-19 02:54:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1126 transitions. [2023-11-19 02:54:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:54:38,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 985 states and 1125 transitions. [2023-11-19 02:54:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1125 transitions. [2023-11-19 02:54:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:54:38,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:39,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 986 states and 1127 transitions. [2023-11-19 02:54:39,333 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1127 transitions. [2023-11-19 02:54:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:39,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 985 states and 1126 transitions. [2023-11-19 02:54:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1126 transitions. [2023-11-19 02:54:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:39,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:39,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:40,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 986 states and 1128 transitions. [2023-11-19 02:54:40,248 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1128 transitions. [2023-11-19 02:54:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:40,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:40,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 989 states and 1132 transitions. [2023-11-19 02:54:40,409 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1132 transitions. [2023-11-19 02:54:40,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:40,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:40,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 988 states and 1131 transitions. [2023-11-19 02:54:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1131 transitions. [2023-11-19 02:54:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:40,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:40,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:40,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 989 states and 1133 transitions. [2023-11-19 02:54:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1133 transitions. [2023-11-19 02:54:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:41,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:41,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:41,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:41,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 988 states and 1132 transitions. [2023-11-19 02:54:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1132 transitions. [2023-11-19 02:54:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:41,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:41,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:41,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:41,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:41,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:41,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 989 states and 1134 transitions. [2023-11-19 02:54:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1134 transitions. [2023-11-19 02:54:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:42,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:42,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:42,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:42,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:42,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 992 states and 1138 transitions. [2023-11-19 02:54:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1138 transitions. [2023-11-19 02:54:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:54:42,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:42,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:42,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:42,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:42,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:42,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 991 states and 1137 transitions. [2023-11-19 02:54:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1137 transitions. [2023-11-19 02:54:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:54:42,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:42,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:42,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:42,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:42,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:43,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 992 states and 1139 transitions. [2023-11-19 02:54:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1139 transitions. [2023-11-19 02:54:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:43,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:43,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:43,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:43,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:43,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 991 states and 1138 transitions. [2023-11-19 02:54:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1138 transitions. [2023-11-19 02:54:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:43,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:43,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:43,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:43,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:43,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 992 states and 1140 transitions. [2023-11-19 02:54:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1140 transitions. [2023-11-19 02:54:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:44,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:44,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:44,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:44,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 995 states and 1144 transitions. [2023-11-19 02:54:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1144 transitions. [2023-11-19 02:54:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:54:44,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:44,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:44,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:44,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:44,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 998 states and 1148 transitions. [2023-11-19 02:54:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1148 transitions. [2023-11-19 02:54:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:44,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:44,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:44,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:44,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:53,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:54:53,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 998 states and 1146 transitions. [2023-11-19 02:54:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1146 transitions. [2023-11-19 02:54:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:53,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:54:53,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:53,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:54:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:54,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1014 states and 1164 transitions. [2023-11-19 02:54:54,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1164 transitions. [2023-11-19 02:54:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:54,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:54:54,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:54,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1030 states and 1189 transitions. [2023-11-19 02:54:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1189 transitions. [2023-11-19 02:54:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:55,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:54:55,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:55,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:08,113 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 []