./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5211c9fa82ede95ab74fc9c54718f437923c350e1c105ec6d7fa45c8b49537a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:59,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:59,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:27:59,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:59,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:59,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:59,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:59,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:59,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:59,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:59,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:59,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:59,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:59,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:59,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:59,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:59,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:59,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:59,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:59,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:27:59,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:59,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:59,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:59,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:59,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:59,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:59,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:59,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:59,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:59,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:59,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:59,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:59,751 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:59,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:59,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:59,752 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_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5211c9fa82ede95ab74fc9c54718f437923c350e1c105ec6d7fa45c8b49537a3 [2023-11-19 03:28:00,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:00,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:00,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:00,039 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:00,040 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:00,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound2.c [2023-11-19 03:28:03,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:03,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:03,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound2.c [2023-11-19 03:28:03,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/data/0eb018be5/eb0d1e3787dc4edc9fde0e23a6d09ece/FLAG5c6ceca8a [2023-11-19 03:28:03,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/data/0eb018be5/eb0d1e3787dc4edc9fde0e23a6d09ece [2023-11-19 03:28:03,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:03,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:03,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:03,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:03,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:03,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e77057e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03, skipping insertion in model container [2023-11-19 03:28:03,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:03,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:03,906 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:03,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:03,941 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:03,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03 WrapperNode [2023-11-19 03:28:03,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:03,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:03,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:03,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:03,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,985 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-11-19 03:28:03,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:03,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:03,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:03,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:03,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:03,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:04,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:04,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:04,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:04,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:03" (1/1) ... [2023-11-19 03:28:04,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:04,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:04,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:04,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:28:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:28:04,154 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:04,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:04,396 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:04,440 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:04,441 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:28:04,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:04 BoogieIcfgContainer [2023-11-19 03:28:04,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:04,446 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:04,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:04,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:04,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-19 03:28:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-19 03:28:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:28:04,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2023-11-19 03:28:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2023-11-19 03:28:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:28:04,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-11-19 03:28:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-11-19 03:28:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:28:04,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-11-19 03:28:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-11-19 03:28:04,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:28:04,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:04,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:04,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:04,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-11-19 03:28:05,156 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-11-19 03:28:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:28:05,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-19 03:28:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-19 03:28:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:28:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-11-19 03:28:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-11-19 03:28:05,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:28:05,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:05,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-11-19 03:28:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-19 03:28:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:28:05,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:05,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:05,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:05,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-11-19 03:28:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-11-19 03:28:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:28:06,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:06,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:06,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:28:06,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2023-11-19 03:28:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2023-11-19 03:28:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:28:06,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:06,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:06,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2023-11-19 03:28:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-19 03:28:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:28:06,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:06,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:06,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:06,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2023-11-19 03:28:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2023-11-19 03:28:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:28:07,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:07,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:07,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 107 states and 131 transitions. [2023-11-19 03:28:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-11-19 03:28:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:28:07,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:07,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:07,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:07,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 110 states and 135 transitions. [2023-11-19 03:28:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-11-19 03:28:08,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:28:08,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:08,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:08,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 148 transitions. [2023-11-19 03:28:09,040 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 148 transitions. [2023-11-19 03:28:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:28:09,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:09,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:09,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:09,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:09,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 161 transitions. [2023-11-19 03:28:09,806 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2023-11-19 03:28:09,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:28:09,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:09,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:09,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:09,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 129 states and 173 transitions. [2023-11-19 03:28:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-11-19 03:28:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:28:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:10,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:10,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:10,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 172 transitions. [2023-11-19 03:28:10,711 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2023-11-19 03:28:10,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:28:10,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:10,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:10,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:10,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:11,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 184 transitions. [2023-11-19 03:28:11,582 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2023-11-19 03:28:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:28:11,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:11,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:11,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:11,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 194 transitions. [2023-11-19 03:28:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 194 transitions. [2023-11-19 03:28:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:28:12,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:12,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:12,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:12,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 150 states and 208 transitions. [2023-11-19 03:28:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-11-19 03:28:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:28:13,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:13,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:13,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:13,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:14,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 149 states and 207 transitions. [2023-11-19 03:28:14,043 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 207 transitions. [2023-11-19 03:28:14,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:28:14,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:14,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:14,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:14,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:14,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 157 states and 217 transitions. [2023-11-19 03:28:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-11-19 03:28:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:28:15,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:15,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:15,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:15,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 161 states and 225 transitions. [2023-11-19 03:28:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-11-19 03:28:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:28:15,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:15,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:15,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:15,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 165 states and 228 transitions. [2023-11-19 03:28:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-11-19 03:28:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:28:16,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:16,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:16,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:16,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:16,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 170 states and 235 transitions. [2023-11-19 03:28:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 235 transitions. [2023-11-19 03:28:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:28:16,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:16,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:16,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:16,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:17,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 173 states and 238 transitions. [2023-11-19 03:28:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 238 transitions. [2023-11-19 03:28:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:28:17,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:17,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:17,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:17,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 175 states and 242 transitions. [2023-11-19 03:28:18,234 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 242 transitions. [2023-11-19 03:28:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:28:18,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:18,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:18,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:28:18,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 178 states and 249 transitions. [2023-11-19 03:28:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 249 transitions. [2023-11-19 03:28:19,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:28:19,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:19,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:19,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:19,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 192 states and 264 transitions. [2023-11-19 03:28:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 264 transitions. [2023-11-19 03:28:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:28:20,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:20,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:20,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:20,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 209 states and 296 transitions. [2023-11-19 03:28:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 296 transitions. [2023-11-19 03:28:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:28:22,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:22,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 209 states and 295 transitions. [2023-11-19 03:28:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 295 transitions. [2023-11-19 03:28:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:28:22,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:22,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:22,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:22,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:22,709 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:23,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 213 states and 304 transitions. [2023-11-19 03:28:23,207 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 304 transitions. [2023-11-19 03:28:23,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:28:23,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:23,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:23,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:23,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:28:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 218 states and 311 transitions. [2023-11-19 03:28:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 311 transitions. [2023-11-19 03:28:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:28:23,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:23,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:24,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:24,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:25,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 227 states and 330 transitions. [2023-11-19 03:28:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 330 transitions. [2023-11-19 03:28:25,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:28:25,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:25,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:25,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:28:25,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 233 states and 340 transitions. [2023-11-19 03:28:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 340 transitions. [2023-11-19 03:28:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:28:26,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:26,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:26,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:28:26,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 244 states and 359 transitions. [2023-11-19 03:28:27,604 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 359 transitions. [2023-11-19 03:28:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:28:27,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:27,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:27,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:28:27,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 249 states and 369 transitions. [2023-11-19 03:28:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 369 transitions. [2023-11-19 03:28:28,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:28:28,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:28,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:28,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:28:28,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:29,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 254 states and 374 transitions. [2023-11-19 03:28:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 374 transitions. [2023-11-19 03:28:29,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:28:29,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:29,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:28:29,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 259 states and 382 transitions. [2023-11-19 03:28:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 382 transitions. [2023-11-19 03:28:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:28:30,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:30,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:30,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:28:30,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 262 states and 392 transitions. [2023-11-19 03:28:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 392 transitions. [2023-11-19 03:28:31,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:31,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:31,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:31,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:31,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:32,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 265 states and 397 transitions. [2023-11-19 03:28:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 397 transitions. [2023-11-19 03:28:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:28:32,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:32,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:32,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:28:32,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 268 states and 402 transitions. [2023-11-19 03:28:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 402 transitions. [2023-11-19 03:28:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:34,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:34,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:34,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:34,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 278 states and 411 transitions. [2023-11-19 03:28:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 411 transitions. [2023-11-19 03:28:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:28:35,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:35,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:35,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:35,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 295 states and 449 transitions. [2023-11-19 03:28:37,297 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 449 transitions. [2023-11-19 03:28:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:28:37,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:37,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:28:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 295 states and 448 transitions. [2023-11-19 03:28:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 448 transitions. [2023-11-19 03:28:37,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:28:37,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:37,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:39,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 302 states and 463 transitions. [2023-11-19 03:28:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 463 transitions. [2023-11-19 03:28:39,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:28:39,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:39,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:39,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:39,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:28:40,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 307 states and 470 transitions. [2023-11-19 03:28:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 470 transitions. [2023-11-19 03:28:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:28:40,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:40,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:40,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:28:40,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 316 states and 490 transitions. [2023-11-19 03:28:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 490 transitions. [2023-11-19 03:28:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:28:41,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:41,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:28:41,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:28:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 75 states and 79 transitions. [2023-11-19 03:28:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-19 03:28:46,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:28:46,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:46,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:46,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:46,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:46,132 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:28:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 68 states and 72 transitions. [2023-11-19 03:28:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2023-11-19 03:28:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:28:46,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:46,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:46,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:46,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-19 03:28:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 59 states and 63 transitions. [2023-11-19 03:28:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-11-19 03:28:47,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:28:47,322 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2023-11-19 03:28:47,331 INFO L751 CodeCheckObserver]: All specifications hold 22 specifications checked. All of them hold [2023-11-19 03:28:48,265 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:28:48,269 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:28:48,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:28:48 ImpRootNode [2023-11-19 03:28:48,270 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:28:48,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:28:48,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:28:48,270 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:28:48,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:04" (3/4) ... [2023-11-19 03:28:48,272 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:28:48,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:28:48,280 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-19 03:28:48,281 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:28:48,281 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:28:48,282 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:28:48,385 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:28:48,385 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:28:48,386 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:28:48,386 INFO L158 Benchmark]: Toolchain (without parser) took 44724.19ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 123.3MB in the beginning and 282.4MB in the end (delta: -159.1MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,387 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:48,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.11ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 112.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.44ms. Allocated memory is still 167.8MB. Free memory was 112.8MB in the beginning and 111.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,388 INFO L158 Benchmark]: Boogie Preprocessor took 28.43ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 109.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,389 INFO L158 Benchmark]: RCFGBuilder took 429.92ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 95.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,389 INFO L158 Benchmark]: CodeCheck took 43823.18ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 95.2MB in the beginning and 287.6MB in the end (delta: -192.4MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,390 INFO L158 Benchmark]: Witness Printer took 115.50ms. Allocated memory is still 427.8MB. Free memory was 287.6MB in the beginning and 282.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:28:48,392 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 53 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 42.8s, OverallIterations: 52, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14767 SdHoareTripleChecker+Valid, 54.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13480 mSDsluCounter, 3270 SdHoareTripleChecker+Invalid, 45.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1604 mSDsCounter, 3930 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37333 IncrementalHoareTripleChecker+Invalid, 41263 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3930 mSolverCounterUnsat, 1666 mSDtfsCounter, 37333 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14073 GetRequests, 12779 SyntacticMatches, 756 SemanticMatches, 538 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184426 ImplicationChecksByTransitivity, 33.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1525 NumberOfCodeBlocks, 1525 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1474 ConstructedInterpolants, 0 QuantifiedInterpolants, 5985 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3643 ConjunctsInSsa, 180 ConjunctsInUnsatCore, 51 InterpolantComputations, 38 PerfectInterpolantSequences, 539/779 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 22 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.11ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 112.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.44ms. Allocated memory is still 167.8MB. Free memory was 112.8MB in the beginning and 111.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.43ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 109.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.92ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 95.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 43823.18ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 95.2MB in the beginning and 287.6MB in the end (delta: -192.4MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Witness Printer took 115.50ms. Allocated memory is still 427.8MB. Free memory was 287.6MB in the beginning and 282.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:28:48,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f48546-9e55-4a4e-96c3-d2e953d44866/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE