./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.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_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/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_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/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_76adeee0-cd0d-4f36-9263-d972633a01b2/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 2a3326bc22943076798f4c55311213b2a5f9b1e03e68dc17c2ac5a3393252251 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:54,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:54,508 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:17:54,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:54,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:54,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:54,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:54,558 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:54,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:54,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:54,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:54,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:54,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:54,568 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:17:54,568 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:17:54,569 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:17:54,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:54,569 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:54,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:54,570 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:54,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:54,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:54,572 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:54,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:54,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:54,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:54,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:54,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:54,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:54,577 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_76adeee0-cd0d-4f36-9263-d972633a01b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a3326bc22943076798f4c55311213b2a5f9b1e03e68dc17c2ac5a3393252251 [2023-11-24 22:17:54,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:54,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:54,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:54,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:54,922 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:54,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i [2023-11-24 22:17:58,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:58,435 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:58,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i [2023-11-24 22:17:58,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/data/dea4ceefd/8d56b2d30b3a46e5b0f10a961fa1105e/FLAG2cc950d31 [2023-11-24 22:17:58,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/data/dea4ceefd/8d56b2d30b3a46e5b0f10a961fa1105e [2023-11-24 22:17:58,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:58,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:58,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:58,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:58,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:58,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:58" (1/1) ... [2023-11-24 22:17:58,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8e2b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:58, skipping insertion in model container [2023-11-24 22:17:58,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:58" (1/1) ... [2023-11-24 22:17:58,589 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:59,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:59,418 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:59,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:59,632 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:59,641 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:59,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59 WrapperNode [2023-11-24 22:17:59,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:59,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:59,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:59,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:59,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,824 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1435 [2023-11-24 22:17:59,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:59,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:59,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:59,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:59,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:17:59,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:00,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:00,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:00,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:00,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:59" (1/1) ... [2023-11-24 22:18:00,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:00,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:00,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:00,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76adeee0-cd0d-4f36-9263-d972633a01b2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:00,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:00,096 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:18:00,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:18:00,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:00,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:00,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:18:00,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:00,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:00,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:00,342 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:00,349 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:02,882 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:04,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:04,418 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 22:18:04,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:04 BoogieIcfgContainer [2023-11-24 22:18:04,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:04,423 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:04,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:04,435 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:04,435 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:04" (1/1) ... [2023-11-24 22:18:04,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:04,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 997 states and 1132 transitions. [2023-11-24 22:18:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1132 transitions. [2023-11-24 22:18:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:18:04,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:04,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:04,779 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 22:18:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 996 states and 1131 transitions. [2023-11-24 22:18:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1131 transitions. [2023-11-24 22:18:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:18:04,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:04,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:04,984 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 22:18:05,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 22:18:05,080 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 22:18:05,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:05,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,144 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 22:18:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 994 states and 1128 transitions. [2023-11-24 22:18:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1128 transitions. [2023-11-24 22:18:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:05,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,242 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 22:18:05,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 22:18:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 22:18:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:05,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,367 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 22:18:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 994 states and 1129 transitions. [2023-11-24 22:18:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1129 transitions. [2023-11-24 22:18:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:05,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,587 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 22:18:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 997 states and 1134 transitions. [2023-11-24 22:18:05,796 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1134 transitions. [2023-11-24 22:18:05,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:05,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,823 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 22:18:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 996 states and 1133 transitions. [2023-11-24 22:18:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1133 transitions. [2023-11-24 22:18:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:05,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,882 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 22:18:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 997 states and 1135 transitions. [2023-11-24 22:18:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1135 transitions. [2023-11-24 22:18:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:05,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,961 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 22:18:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 22:18:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 22:18:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:06,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,236 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 22:18:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 22:18:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 22:18:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:06,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,548 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 22:18:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 22:18:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 22:18:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:06,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 22:18:06,643 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 22:18:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:06,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:06,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 22:18:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 22:18:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:06,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:06,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:06,867 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 22:18:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 22:18:07,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 22:18:07,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:18:07,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,106 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 22:18:07,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 22:18:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 22:18:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:18:07,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,170 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 22:18:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 22:18:07,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 22:18:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:07,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,234 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 22:18:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1003 states and 1147 transitions. [2023-11-24 22:18:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1147 transitions. [2023-11-24 22:18:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:07,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,476 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 22:18:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1006 states and 1152 transitions. [2023-11-24 22:18:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1152 transitions. [2023-11-24 22:18:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:07,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:07,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:07,988 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 22:18:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1008 states and 1153 transitions. [2023-11-24 22:18:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1153 transitions. [2023-11-24 22:18:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:18:08,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:08,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1008 states and 1151 transitions. [2023-11-24 22:18:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1151 transitions. [2023-11-24 22:18:08,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:08,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:08,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:08,542 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 22:18:08,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1008 states and 1147 transitions. [2023-11-24 22:18:08,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1147 transitions. [2023-11-24 22:18:08,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:08,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:08,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:08,645 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 22:18:08,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1008 states and 1145 transitions. [2023-11-24 22:18:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1145 transitions. [2023-11-24 22:18:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:08,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:08,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:08,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:08,795 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 22:18:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:08,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1010 states and 1149 transitions. [2023-11-24 22:18:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1149 transitions. [2023-11-24 22:18:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:18:08,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:08,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:09,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:18:09,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:09,027 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 22:18:09,129 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 22:18:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1015 states and 1156 transitions. [2023-11-24 22:18:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1156 transitions. [2023-11-24 22:18:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:18:09,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:09,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:09,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:09,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:09,599 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 22:18:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 22:18:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 22:18:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:18:09,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:09,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:10,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:10,047 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 22:18:10,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 22:18:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 22:18:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:18:10,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:10,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:10,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:10,155 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 22:18:10,340 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 22:18:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 22:18:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 22:18:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:18:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:10,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:10,644 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 22:18:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 22:18:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 22:18:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:18:10,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:10,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:10,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:10,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:10,765 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 22:18:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1017 states and 1163 transitions. [2023-11-24 22:18:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1163 transitions. [2023-11-24 22:18:11,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:11,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:11,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:11,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:11,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:11,431 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 22:18:11,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1020 states and 1169 transitions. [2023-11-24 22:18:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1169 transitions. [2023-11-24 22:18:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:11,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:11,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:11,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:11,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:11,765 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 22:18:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1019 states and 1168 transitions. [2023-11-24 22:18:11,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1168 transitions. [2023-11-24 22:18:11,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:18:11,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:11,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:11,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:11,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:11,898 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 22:18:12,050 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 22:18:12,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1020 states and 1170 transitions. [2023-11-24 22:18:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1170 transitions. [2023-11-24 22:18:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:18:12,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:12,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:12,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:12,531 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 22:18:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1019 states and 1169 transitions. [2023-11-24 22:18:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1169 transitions. [2023-11-24 22:18:12,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:18:12,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:12,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:12,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:12,646 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 22:18:12,777 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 22:18:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1020 states and 1171 transitions. [2023-11-24 22:18:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1171 transitions. [2023-11-24 22:18:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:18:13,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:13,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:13,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:13,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:13,259 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 22:18:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1023 states and 1175 transitions. [2023-11-24 22:18:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1175 transitions. [2023-11-24 22:18:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:18:13,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:13,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:13,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:13,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:13,440 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 22:18:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1022 states and 1174 transitions. [2023-11-24 22:18:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1174 transitions. [2023-11-24 22:18:13,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:18:13,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:13,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:13,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:13,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:13,554 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 22:18:13,684 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 22:18:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1023 states and 1176 transitions. [2023-11-24 22:18:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1176 transitions. [2023-11-24 22:18:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:18:14,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:14,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:14,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:14,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:14,154 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 22:18:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1022 states and 1175 transitions. [2023-11-24 22:18:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1175 transitions. [2023-11-24 22:18:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:18:14,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:14,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:14,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:14,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:14,268 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 22:18:14,399 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 22:18:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1023 states and 1177 transitions. [2023-11-24 22:18:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1177 transitions. [2023-11-24 22:18:14,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:18:14,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:14,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:14,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:14,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:14,877 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 22:18:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1026 states and 1181 transitions. [2023-11-24 22:18:14,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1181 transitions. [2023-11-24 22:18:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:18:14,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:14,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:14,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:14,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,002 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 22:18:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1025 states and 1180 transitions. [2023-11-24 22:18:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1180 transitions. [2023-11-24 22:18:15,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:18:15,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:15,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,113 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 22:18:15,260 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 22:18:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1026 states and 1182 transitions. [2023-11-24 22:18:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1182 transitions. [2023-11-24 22:18:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:18:15,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:15,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,817 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 22:18:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1025 states and 1181 transitions. [2023-11-24 22:18:15,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1181 transitions. [2023-11-24 22:18:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:18:15,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:15,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:15,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:15,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:15,930 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 22:18:16,078 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 22:18:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1026 states and 1183 transitions. [2023-11-24 22:18:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1183 transitions. [2023-11-24 22:18:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:18:16,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:16,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:16,578 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 22:18:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1029 states and 1187 transitions. [2023-11-24 22:18:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1187 transitions. [2023-11-24 22:18:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:18:16,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:16,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:16,751 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 22:18:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1028 states and 1186 transitions. [2023-11-24 22:18:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1186 transitions. [2023-11-24 22:18:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:18:16,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:16,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:16,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:16,865 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 22:18:17,024 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 22:18:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1029 states and 1188 transitions. [2023-11-24 22:18:17,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1188 transitions. [2023-11-24 22:18:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:17,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:17,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:17,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:17,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:17,572 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 22:18:17,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:17,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1028 states and 1187 transitions. [2023-11-24 22:18:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1187 transitions. [2023-11-24 22:18:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:17,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:17,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:17,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:17,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:17,694 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 22:18:17,851 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 22:18:18,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1029 states and 1189 transitions. [2023-11-24 22:18:18,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1189 transitions. [2023-11-24 22:18:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:18:18,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:18,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:18,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:18,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:18,392 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 22:18:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1032 states and 1193 transitions. [2023-11-24 22:18:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1193 transitions. [2023-11-24 22:18:18,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:18:18,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:18,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:18,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:18,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:18,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:18,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1031 states and 1192 transitions. [2023-11-24 22:18:18,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1192 transitions. [2023-11-24 22:18:18,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:18:18,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:18,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:18:18,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:18,675 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 22:18:18,871 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 22:18:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1032 states and 1194 transitions. [2023-11-24 22:18:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1194 transitions. [2023-11-24 22:18:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:18:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:18:19,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:19,492 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 22:18:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:19,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1035 states and 1198 transitions. [2023-11-24 22:18:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1198 transitions. [2023-11-24 22:18:19,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:18:19,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:19,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:19,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:19,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:19,634 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 22:18:19,674 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 22:18:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1051 states and 1216 transitions. [2023-11-24 22:18:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1216 transitions. [2023-11-24 22:18:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:18:20,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:20,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:20,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:18:20,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:20,319 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 22:18:20,413 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 22:18:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1067 states and 1241 transitions. [2023-11-24 22:18:21,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1241 transitions. [2023-11-24 22:18:21,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:18:21,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:21,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:21,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:18:21,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:21,144 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 22:18:31,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1067 states and 1239 transitions. [2023-11-24 22:18:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1239 transitions. [2023-11-24 22:18:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:18:31,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:31,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:31,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:18:31,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:41,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:51,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []