./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63c3a28a771a7642d2d01d4b50ea8f0914adef37135dc9c64a20524a1e6d797b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:07:54,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:07:54,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:07:54,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:07:54,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:07:55,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:07:55,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:07:55,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:07:55,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:07:55,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:07:55,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:07:55,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:07:55,036 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:07:55,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:07:55,037 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:07:55,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:07:55,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:07:55,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:07:55,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:07:55,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:55,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:07:55,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:07:55,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:07:55,041 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:07:55,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:07:55,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> 63c3a28a771a7642d2d01d4b50ea8f0914adef37135dc9c64a20524a1e6d797b [2024-11-13 22:07:55,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:07:55,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:07:55,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:07:55,381 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:07:55,381 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:07:55,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem11_label24.c Unable to find full path for "g++" [2024-11-13 22:07:57,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:07:57,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:07:57,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2024-11-13 22:07:57,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/data/d4d6b4478/91872b313141474794acae10e0dada44/FLAGf739dec94 [2024-11-13 22:07:57,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/data/d4d6b4478/91872b313141474794acae10e0dada44 [2024-11-13 22:07:57,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:07:57,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:07:57,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:57,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:07:57,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:07:57,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:57" (1/1) ... [2024-11-13 22:07:57,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87b0659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:57, skipping insertion in model container [2024-11-13 22:07:57,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:57" (1/1) ... [2024-11-13 22:07:57,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:07:57,985 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/sv-benchmarks/c/eca-rers2012/Problem11_label24.c[7451,7464] [2024-11-13 22:07:58,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:58,250 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:07:58,291 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/sv-benchmarks/c/eca-rers2012/Problem11_label24.c[7451,7464] [2024-11-13 22:07:58,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:58,473 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:07:58,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58 WrapperNode [2024-11-13 22:07:58,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:58,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:58,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:07:58,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:07:58,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,657 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-13 22:07:58,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:58,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:07:58,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:07:58,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:07:58,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:07:58,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:07:58,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:07:58,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:07:58,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:58" (1/1) ... [2024-11-13 22:07:58,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:58,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:07:58,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:07:58,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58799b8f-4d7b-42bb-99fc-b95494bcdbcf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:07:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:07:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:07:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:07:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:07:58,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:07:58,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:08:01,121 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 22:08:01,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:08:07,714 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:08:07,714 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:08:07,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:07 BoogieIcfgContainer [2024-11-13 22:08:07,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:08:07,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:08:07,717 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:08:07,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:08:07,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:08:07" (1/1) ... [2024-11-13 22:08:07,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:08:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 22:08:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 22:08:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:08:07,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:08,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 22:08:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 22:08:08,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:08:08,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:08,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 22:08:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 22:08:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:08:50,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:50,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:13,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:16,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:10:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-11-13 22:10:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-11-13 22:10:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:10:17,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:44,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:44,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-13 22:11:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-13 22:11:44,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:11:44,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:44,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:15:42,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:51,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 44 states and 94 transitions. [2024-11-13 22:15:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2024-11-13 22:15:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:15:51,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:51,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:19:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 52 states and 123 transitions. [2024-11-13 22:19:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 123 transitions. [2024-11-13 22:19:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:19:03,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:03,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 56 states and 145 transitions. [2024-11-13 22:22:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 145 transitions. [2024-11-13 22:22:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:22:36,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:36,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat