./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3 --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 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:23:46,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:23:46,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:23:46,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:23:46,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:23:46,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:23:46,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:23:46,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:23:46,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:23:46,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:23:46,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:23:46,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:23:46,655 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:23:46,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:23:46,657 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:23:46,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:23:46,657 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:23:46,657 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:23:46,657 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:23:46,658 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:23:46,658 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:23:46,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:23:46,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:46,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:23:46,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:23:46,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:23:46,659 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:23:46,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:23:46,659 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_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 37a936c68c2366e8e771de8327d485af323f29b99aee8e4d5b84781c604b5939 [2024-11-25 03:23:47,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:23:47,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:23:47,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:23:47,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:23:47,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:23:47,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2024-11-25 03:23:50,457 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/data/92f14169f/280c4ed8cae54d13814486b2b003762a/FLAG2e78735f3 [2024-11-25 03:23:50,880 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:23:50,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2024-11-25 03:23:50,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/data/92f14169f/280c4ed8cae54d13814486b2b003762a/FLAG2e78735f3 [2024-11-25 03:23:50,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/data/92f14169f/280c4ed8cae54d13814486b2b003762a [2024-11-25 03:23:50,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:23:50,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:23:50,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:50,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:23:50,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:23:50,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:50" (1/1) ... [2024-11-25 03:23:50,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca335e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:50, skipping insertion in model container [2024-11-25 03:23:50,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:50" (1/1) ... [2024-11-25 03:23:51,026 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:23:51,313 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_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2024-11-25 03:23:51,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:51,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:23:51,611 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_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/sv-benchmarks/c/eca-rers2012/Problem14_label27.c[3158,3171] [2024-11-25 03:23:51,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:51,803 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:23:51,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51 WrapperNode [2024-11-25 03:23:51,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:51,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:51,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:23:51,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:23:51,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:51,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:51,992 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 03:23:51,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:51,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:23:51,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:23:51,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:23:52,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,070 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:23:52,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:23:52,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:23:52,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:23:52,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:51" (1/1) ... [2024-11-25 03:23:52,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:52,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:23:52,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:23:52,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87c323bb-39d7-4a4d-ab62-39dbb2268a3c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:23:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:23:52,349 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:23:52,351 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:23:54,336 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 03:23:54,336 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:23:59,940 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:23:59,941 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:23:59,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:59 BoogieIcfgContainer [2024-11-25 03:23:59,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:23:59,943 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:23:59,943 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:23:59,955 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:23:59,955 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:59" (1/1) ... [2024-11-25 03:23:59,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:24:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:00,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 03:24:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 03:24:00,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:24:00,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:00,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:24:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:24:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 03:24:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 03:24:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:24:00,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:00,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:24:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:24:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:24:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 03:24:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 03:24:27,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:24:27,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:24:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:24:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:25:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:25:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:25:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-25 03:25:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-25 03:25:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:25:16,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:25:16,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:25:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:25:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:25:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:25:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2024-11-25 03:25:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2024-11-25 03:25:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:25:52,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:25:52,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:25:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:27:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:27:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:27:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2024-11-25 03:27:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2024-11-25 03:27:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:27:05,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:27:05,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:27:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:28:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 99 transitions. [2024-11-25 03:28:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2024-11-25 03:28:27,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:28:27,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:27,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:28:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:29:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:29:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:29:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 52 states and 109 transitions. [2024-11-25 03:29:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 109 transitions. [2024-11-25 03:29:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:29:49,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:29:49,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:29:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:31:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:31:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:31:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 57 states and 126 transitions. [2024-11-25 03:31:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 126 transitions. [2024-11-25 03:31:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:31:57,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:31:57,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:31:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:33:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:33:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:33:47,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 60 states and 134 transitions. [2024-11-25 03:33:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 134 transitions. [2024-11-25 03:33:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:33:47,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:33:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:33:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat