./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/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_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/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_467b5375-53f9-4eff-b27f-d2cd788044a7/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 9a08b66a27502bd32ab373960778294a6ce88841aa5560ae4bca712e152c143f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:02,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:02,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:53:02,726 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:02,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:02,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:02,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:02,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:02,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:02,753 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:02,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:02,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:02,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:02,755 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:53:02,756 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:53:02,757 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:53:02,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:02,758 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:02,758 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:02,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:02,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:02,760 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:02,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:02,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:02,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:02,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:02,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:02,763 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:02,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:02,764 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_467b5375-53f9-4eff-b27f-d2cd788044a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a08b66a27502bd32ab373960778294a6ce88841aa5560ae4bca712e152c143f [2023-11-24 22:53:02,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:03,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:03,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:03,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:03,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:03,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-2.i [2023-11-24 22:53:06,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:06,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:06,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-2.i [2023-11-24 22:53:06,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/data/236e2e99a/d087010e25854ef9878d7cff00db8d36/FLAG45614c932 [2023-11-24 22:53:06,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/data/236e2e99a/d087010e25854ef9878d7cff00db8d36 [2023-11-24 22:53:06,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:06,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:06,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:06,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:06,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:06,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:06,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a053a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06, skipping insertion in model container [2023-11-24 22:53:06,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:06,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:07,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:07,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:07,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:07,853 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:53:07,861 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:07,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07 WrapperNode [2023-11-24 22:53:07,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:07,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:07,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:07,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:07,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:07,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,077 INFO L138 Inliner]: procedures = 177, calls = 441, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2144 [2023-11-24 22:53:08,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:08,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:08,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:08,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:08,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:08,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:08,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:08,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:08,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:07" (1/1) ... [2023-11-24 22:53:08,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:08,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:08,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:08,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467b5375-53f9-4eff-b27f-d2cd788044a7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:08,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:53:08,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:53:08,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:53:08,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:08,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:53:08,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:08,388 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:53:08,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:53:08,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:08,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:08,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:08,719 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:08,722 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:12,481 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:14,970 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:14,971 INFO L309 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-24 22:53:14,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:14 BoogieIcfgContainer [2023-11-24 22:53:14,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:14,974 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:14,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:14,985 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:14,985 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:14" (1/1) ... [2023-11-24 22:53:14,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:15,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1519 states and 1708 transitions. [2023-11-24 22:53:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1708 transitions. [2023-11-24 22:53:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:15,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,405 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 22:53:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1518 states and 1707 transitions. [2023-11-24 22:53:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1707 transitions. [2023-11-24 22:53:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:15,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,664 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 22:53:15,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1517 states and 1706 transitions. [2023-11-24 22:53:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1706 transitions. [2023-11-24 22:53:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:15,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,819 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 22:53:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1516 states and 1705 transitions. [2023-11-24 22:53:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1705 transitions. [2023-11-24 22:53:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:15,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1515 states and 1704 transitions. [2023-11-24 22:53:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1704 transitions. [2023-11-24 22:53:15,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:15,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,037 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 22:53:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1516 states and 1706 transitions. [2023-11-24 22:53:16,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1706 transitions. [2023-11-24 22:53:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:53:16,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:16,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:16,197 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 22:53:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1516 states and 1700 transitions. [2023-11-24 22:53:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1700 transitions. [2023-11-24 22:53:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:16,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:16,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:16,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1516 states and 1698 transitions. [2023-11-24 22:53:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1698 transitions. [2023-11-24 22:53:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:16,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:53:16,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:16,469 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 22:53:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1518 states and 1702 transitions. [2023-11-24 22:53:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1702 transitions. [2023-11-24 22:53:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:16,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:53:16,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:16,758 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 [2023-11-24 22:53:16,828 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 22:53:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1520 states and 1706 transitions. [2023-11-24 22:53:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1706 transitions. [2023-11-24 22:53:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:53:16,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:16,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:17,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:17,137 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 22:53:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-24 22:53:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-24 22:53:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:53:17,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:17,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:17,441 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 22:53:17,550 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 22:53:17,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-24 22:53:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-24 22:53:17,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:53:17,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:17,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1523 states and 1713 transitions. [2023-11-24 22:53:17,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1713 transitions. [2023-11-24 22:53:17,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:17,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:17,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:17,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1522 states and 1712 transitions. [2023-11-24 22:53:17,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1712 transitions. [2023-11-24 22:53:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:17,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:18,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:18,082 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 22:53:18,168 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 22:53:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1523 states and 1714 transitions. [2023-11-24 22:53:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1714 transitions. [2023-11-24 22:53:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:18,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:18,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:18,516 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 22:53:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1526 states and 1720 transitions. [2023-11-24 22:53:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1720 transitions. [2023-11-24 22:53:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:18,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:18,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:18,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:18,761 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 22:53:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1525 states and 1719 transitions. [2023-11-24 22:53:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1719 transitions. [2023-11-24 22:53:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:18,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:18,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:18,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:18,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:18,929 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 22:53:19,020 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 22:53:19,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1526 states and 1721 transitions. [2023-11-24 22:53:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1721 transitions. [2023-11-24 22:53:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:53:19,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:19,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:19,351 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 22:53:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1525 states and 1720 transitions. [2023-11-24 22:53:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1720 transitions. [2023-11-24 22:53:19,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:53:19,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:19,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:19,480 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 22:53:19,582 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 22:53:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1526 states and 1722 transitions. [2023-11-24 22:53:19,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1722 transitions. [2023-11-24 22:53:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:19,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:19,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:19,920 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 22:53:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1529 states and 1726 transitions. [2023-11-24 22:53:19,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1726 transitions. [2023-11-24 22:53:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:19,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:19,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:20,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:20,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1528 states and 1725 transitions. [2023-11-24 22:53:20,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1725 transitions. [2023-11-24 22:53:20,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:20,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:20,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:20,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:20,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:20,177 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 22:53:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:20,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1529 states and 1727 transitions. [2023-11-24 22:53:20,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1727 transitions. [2023-11-24 22:53:20,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:20,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:20,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:20,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:20,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:20,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:20,808 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 22:53:20,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1530 states and 1730 transitions. [2023-11-24 22:53:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1730 transitions. [2023-11-24 22:53:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:20,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:20,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:20,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:20,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:21,009 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 22:53:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1530 states and 1729 transitions. [2023-11-24 22:53:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1729 transitions. [2023-11-24 22:53:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:21,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:21,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:21,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:21,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:21,334 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 22:53:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1533 states and 1733 transitions. [2023-11-24 22:53:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1733 transitions. [2023-11-24 22:53:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:21,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:21,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:21,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:21,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:21,500 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 22:53:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1532 states and 1732 transitions. [2023-11-24 22:53:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1732 transitions. [2023-11-24 22:53:21,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:21,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:21,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:21,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:21,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:21,666 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 22:53:21,784 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 22:53:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1533 states and 1734 transitions. [2023-11-24 22:53:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1734 transitions. [2023-11-24 22:53:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:22,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:22,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:22,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:22,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:22,203 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 22:53:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:22,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1532 states and 1733 transitions. [2023-11-24 22:53:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1733 transitions. [2023-11-24 22:53:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:22,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:22,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:22,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:22,359 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 22:53:22,498 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 22:53:22,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1533 states and 1735 transitions. [2023-11-24 22:53:22,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1735 transitions. [2023-11-24 22:53:22,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:22,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:22,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:22,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:22,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:22,892 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 22:53:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1536 states and 1739 transitions. [2023-11-24 22:53:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1739 transitions. [2023-11-24 22:53:22,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:22,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:22,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:23,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:23,036 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 22:53:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1535 states and 1738 transitions. [2023-11-24 22:53:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1738 transitions. [2023-11-24 22:53:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:23,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:23,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:23,163 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 22:53:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1536 states and 1740 transitions. [2023-11-24 22:53:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1740 transitions. [2023-11-24 22:53:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:23,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:23,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1535 states and 1739 transitions. [2023-11-24 22:53:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1739 transitions. [2023-11-24 22:53:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:23,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:23,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:23,838 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 22:53:23,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:24,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1536 states and 1741 transitions. [2023-11-24 22:53:24,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1741 transitions. [2023-11-24 22:53:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:24,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:24,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:24,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:24,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:24,366 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 22:53:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1539 states and 1745 transitions. [2023-11-24 22:53:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1745 transitions. [2023-11-24 22:53:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:24,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:24,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:24,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:53:24,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:24,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:53:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1540 states and 1748 transitions. [2023-11-24 22:53:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1748 transitions. [2023-11-24 22:53:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:24,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:24,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:24,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:24,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:24,865 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 22:53:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1540 states and 1747 transitions. [2023-11-24 22:53:25,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1747 transitions. [2023-11-24 22:53:25,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:53:25,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:25,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1543 states and 1751 transitions. [2023-11-24 22:53:25,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1751 transitions. [2023-11-24 22:53:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:25,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:53:25,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:25,335 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 22:53:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1559 states and 1769 transitions. [2023-11-24 22:53:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1769 transitions. [2023-11-24 22:53:25,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:25,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:53:25,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:25,872 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 22:53:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1575 states and 1794 transitions. [2023-11-24 22:53:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1794 transitions. [2023-11-24 22:53:26,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:26,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:26,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:26,546 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 22:53:36,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:53:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1575 states and 1792 transitions. [2023-11-24 22:53:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1792 transitions. [2023-11-24 22:53:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:36,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:36,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:53:36,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:46,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:53:56,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []