./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi --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 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:52,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:52,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:12:52,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:52,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:52,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:52,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:52,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:52,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:52,395 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:52,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:52,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:52,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:52,398 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:52,398 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:52,399 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:52,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:52,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:52,401 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:52,402 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:52,403 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:52,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:52,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:52,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:52,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:52,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:52,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:52,407 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:52,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:52,408 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_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 [2023-11-24 22:12:52,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:52,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:52,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:52,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:52,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:52,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-24 22:12:56,485 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:56,914 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:56,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-24 22:12:56,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/data/3838cdd4f/e4a5a841d5f14874b7633f6d3dfad3f2/FLAG37e322876 [2023-11-24 22:12:56,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/data/3838cdd4f/e4a5a841d5f14874b7633f6d3dfad3f2 [2023-11-24 22:12:56,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:56,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:56,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:56,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:56,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:56,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:56" (1/1) ... [2023-11-24 22:12:56,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14bc5722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:56, skipping insertion in model container [2023-11-24 22:12:56,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:56" (1/1) ... [2023-11-24 22:12:57,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:57,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:57,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:57,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:57,847 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:57,856 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:57,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57 WrapperNode [2023-11-24 22:12:57,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:57,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:57,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:57,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:57,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:57,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,041 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1261 [2023-11-24 22:12:58,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:58,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:58,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:58,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:58,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:58,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:58,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:58,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:58,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:57" (1/1) ... [2023-11-24 22:12:58,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:58,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:58,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:58,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8afd1a47-5352-43d2-963c-6790bbcfd2a3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:12:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:12:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:12:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:12:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:58,724 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:58,726 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:01,502 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:02,985 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:02,986 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 22:13:02,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02 BoogieIcfgContainer [2023-11-24 22:13:02,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:02,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:02,990 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:03,001 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:03,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:03,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 815 states and 931 transitions. [2023-11-24 22:13:03,096 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 931 transitions. [2023-11-24 22:13:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:13:03,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 814 states and 930 transitions. [2023-11-24 22:13:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 930 transitions. [2023-11-24 22:13:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:13:03,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:13:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:13:03,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:13:03,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 812 states and 927 transitions. [2023-11-24 22:13:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 927 transitions. [2023-11-24 22:13:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:13:03,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-24 22:13:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-24 22:13:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:13:04,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 812 states and 928 transitions. [2023-11-24 22:13:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 928 transitions. [2023-11-24 22:13:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:13:04,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 815 states and 933 transitions. [2023-11-24 22:13:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 933 transitions. [2023-11-24 22:13:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:13:04,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 814 states and 932 transitions. [2023-11-24 22:13:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 932 transitions. [2023-11-24 22:13:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:13:04,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 815 states and 934 transitions. [2023-11-24 22:13:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 934 transitions. [2023-11-24 22:13:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:13:04,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:13:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:13:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:13:04,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:13:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:13:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:13:05,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-24 22:13:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-24 22:13:05,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:13:05,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-24 22:13:05,360 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-24 22:13:05,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:13:05,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:13:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:13:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:13:05,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:13:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:13:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:13:05,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-24 22:13:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-24 22:13:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:13:05,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-24 22:13:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-24 22:13:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:13:05,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 821 states and 946 transitions. [2023-11-24 22:13:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 946 transitions. [2023-11-24 22:13:06,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:13:06,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 824 states and 950 transitions. [2023-11-24 22:13:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 950 transitions. [2023-11-24 22:13:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:13:06,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 826 states and 953 transitions. [2023-11-24 22:13:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 953 transitions. [2023-11-24 22:13:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:13:06,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:13:06,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 826 states and 951 transitions. [2023-11-24 22:13:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 951 transitions. [2023-11-24 22:13:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:13:06,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:13:06,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 826 states and 947 transitions. [2023-11-24 22:13:06,932 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 947 transitions. [2023-11-24 22:13:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:13:06,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:13:07,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 826 states and 945 transitions. [2023-11-24 22:13:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 945 transitions. [2023-11-24 22:13:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:13:07,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:13:07,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,160 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 [2023-11-24 22:13:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 828 states and 949 transitions. [2023-11-24 22:13:07,300 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 949 transitions. [2023-11-24 22:13:07,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:13:07,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:07,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:13:07,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,406 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 [2023-11-24 22:13:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 833 states and 957 transitions. [2023-11-24 22:13:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 957 transitions. [2023-11-24 22:13:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:08,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:08,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:08,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:13:08,693 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:13:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:08,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:08,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:13:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:13:08,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:08,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:08,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:08,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:13:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-24 22:13:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-24 22:13:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:09,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:09,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:09,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-24 22:13:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-24 22:13:09,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:09,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:09,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:09,441 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 [2023-11-24 22:13:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 835 states and 964 transitions. [2023-11-24 22:13:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 964 transitions. [2023-11-24 22:13:09,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:13:09,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:09,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:10,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 838 states and 970 transitions. [2023-11-24 22:13:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 970 transitions. [2023-11-24 22:13:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:13:10,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:10,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:10,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:10,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 837 states and 969 transitions. [2023-11-24 22:13:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 969 transitions. [2023-11-24 22:13:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:13:10,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:10,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:10,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:10,533 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 [2023-11-24 22:13:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 838 states and 971 transitions. [2023-11-24 22:13:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 971 transitions. [2023-11-24 22:13:11,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:13:11,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:11,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 837 states and 970 transitions. [2023-11-24 22:13:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 970 transitions. [2023-11-24 22:13:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:13:11,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:11,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:11,345 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 [2023-11-24 22:13:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 838 states and 972 transitions. [2023-11-24 22:13:11,967 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 972 transitions. [2023-11-24 22:13:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:13:11,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:12,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 841 states and 976 transitions. [2023-11-24 22:13:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 976 transitions. [2023-11-24 22:13:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:13:12,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:12,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:12,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 840 states and 975 transitions. [2023-11-24 22:13:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 975 transitions. [2023-11-24 22:13:12,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:13:12,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:12,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:12,377 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 [2023-11-24 22:13:12,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 841 states and 977 transitions. [2023-11-24 22:13:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 977 transitions. [2023-11-24 22:13:12,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:13:12,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:13,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 840 states and 976 transitions. [2023-11-24 22:13:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 976 transitions. [2023-11-24 22:13:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:13:13,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:13,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:13,159 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 [2023-11-24 22:13:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 841 states and 978 transitions. [2023-11-24 22:13:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 978 transitions. [2023-11-24 22:13:13,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:13:13,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:13,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:13,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 844 states and 982 transitions. [2023-11-24 22:13:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 982 transitions. [2023-11-24 22:13:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:13:13,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 843 states and 981 transitions. [2023-11-24 22:13:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 981 transitions. [2023-11-24 22:13:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:13:14,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:14,179 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 [2023-11-24 22:13:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 844 states and 983 transitions. [2023-11-24 22:13:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 983 transitions. [2023-11-24 22:13:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:13:14,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 843 states and 982 transitions. [2023-11-24 22:13:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 982 transitions. [2023-11-24 22:13:14,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:13:14,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:15,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:15,077 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 [2023-11-24 22:13:15,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 844 states and 984 transitions. [2023-11-24 22:13:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 984 transitions. [2023-11-24 22:13:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:13:15,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:15,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 847 states and 988 transitions. [2023-11-24 22:13:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 988 transitions. [2023-11-24 22:13:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:13:15,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:15,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 846 states and 987 transitions. [2023-11-24 22:13:15,888 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 987 transitions. [2023-11-24 22:13:15,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:13:15,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:15,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:15,979 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 [2023-11-24 22:13:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:16,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 847 states and 989 transitions. [2023-11-24 22:13:16,620 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 989 transitions. [2023-11-24 22:13:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:13:16,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:16,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 846 states and 988 transitions. [2023-11-24 22:13:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 988 transitions. [2023-11-24 22:13:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:13:16,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:16,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:16,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:16,834 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 [2023-11-24 22:13:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:17,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 847 states and 990 transitions. [2023-11-24 22:13:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 990 transitions. [2023-11-24 22:13:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:13:17,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:17,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:17,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 850 states and 994 transitions. [2023-11-24 22:13:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 994 transitions. [2023-11-24 22:13:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:13:17,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:17,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:17,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 849 states and 993 transitions. [2023-11-24 22:13:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 993 transitions. [2023-11-24 22:13:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:13:17,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:17,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:17,838 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 [2023-11-24 22:13:18,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 850 states and 995 transitions. [2023-11-24 22:13:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 995 transitions. [2023-11-24 22:13:18,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:13:18,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:18,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:18,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 853 states and 999 transitions. [2023-11-24 22:13:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 999 transitions. [2023-11-24 22:13:18,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:13:18,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:18,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:13:18,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:18,756 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 [2023-11-24 22:13:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 869 states and 1017 transitions. [2023-11-24 22:13:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1017 transitions. [2023-11-24 22:13:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:13:19,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:19,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:19,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:13:19,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:19,505 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 [2023-11-24 22:13:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 885 states and 1042 transitions. [2023-11-24 22:13:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1042 transitions. [2023-11-24 22:13:20,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:13:20,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:20,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:13:20,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:30,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:13:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 885 states and 1040 transitions. [2023-11-24 22:13:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1040 transitions. [2023-11-24 22:13:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:13:30,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:30,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:30,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:13:30,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:30,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:13:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:43,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []