./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.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_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b --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 d8ee33f278cd93a3b1e0d551730c6407889b70e338ebc3c857541220d9b0f75f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:23:27,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:23:27,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:23:27,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:23:27,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:23:27,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:23:27,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:23:27,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:23:27,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:23:27,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:23:27,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:23:27,520 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:23:27,521 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:23:27,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:23:27,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:23:27,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:23:27,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:23:27,522 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:23:27,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:23:27,522 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_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b 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 -> d8ee33f278cd93a3b1e0d551730c6407889b70e338ebc3c857541220d9b0f75f [2024-12-05 22:23:27,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:23:27,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:23:27,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:23:27,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:23:27,767 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:23:27,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.c [2024-12-05 22:23:30,403 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/data/ee32d2064/40a47ceebe3046fbb79f5784e59b2ec8/FLAG06e4a3df6 [2024-12-05 22:23:30,577 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:23:30,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.c [2024-12-05 22:23:30,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/data/ee32d2064/40a47ceebe3046fbb79f5784e59b2ec8/FLAG06e4a3df6 [2024-12-05 22:23:30,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/data/ee32d2064/40a47ceebe3046fbb79f5784e59b2ec8 [2024-12-05 22:23:30,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:23:30,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:23:30,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:23:30,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:23:30,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:23:30,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278e3d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30, skipping insertion in model container [2024-12-05 22:23:30,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,615 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:23:30,722 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_68387a25-bd71-4773-8bd1-9d42b48a546f/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.c[597,610] [2024-12-05 22:23:30,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:23:30,747 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:23:30,755 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_68387a25-bd71-4773-8bd1-9d42b48a546f/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound10.c[597,610] [2024-12-05 22:23:30,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:23:30,772 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:23:30,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30 WrapperNode [2024-12-05 22:23:30,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:23:30,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:23:30,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:23:30,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:23:30,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,795 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 22:23:30,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:23:30,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:23:30,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:23:30,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:23:30,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,804 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,805 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:23:30,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:23:30,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:23:30,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:23:30,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:23:30" (1/1) ... [2024-12-05 22:23:30,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:23:30,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:23:30,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:23:30,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:23:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:23:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:23:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:23:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:23:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:23:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:23:30,904 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:23:30,905 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:23:31,015 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:23:31,015 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:23:31,053 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:23:31,053 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:23:31,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:23:31 BoogieIcfgContainer [2024-12-05 22:23:31,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:23:31,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:23:31,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:23:31,061 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:23:31,062 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:23:31" (1/1) ... [2024-12-05 22:23:31,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:23:31,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-05 22:23:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-05 22:23:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:23:31,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:31,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:31,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:23:31,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:23:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-05 22:23:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-05 22:23:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:23:31,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:31,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:23:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 22:23:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 22:23:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:23:31,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:31,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:31,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:23:31,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:23:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-12-05 22:23:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-12-05 22:23:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:23:32,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:32,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:32,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 22:23:32,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:23:33,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2024-12-05 22:23:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-12-05 22:23:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:23:33,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:33,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:23:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-12-05 22:23:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-12-05 22:23:34,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:23:34,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:34,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:34,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 22:23:34,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:35,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:23:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-12-05 22:23:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-12-05 22:23:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:23:36,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:36,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:36,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:23:36,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:23:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2024-12-05 22:23:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2024-12-05 22:23:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:23:37,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:37,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:37,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:23:37,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:23:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:39,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 82 transitions. [2024-12-05 22:23:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 82 transitions. [2024-12-05 22:23:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:23:39,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:39,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:39,774 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:23:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2024-12-05 22:23:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2024-12-05 22:23:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:23:41,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:41,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:23:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2024-12-05 22:23:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2024-12-05 22:23:42,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:23:42,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:42,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:42,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 22:23:42,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:23:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 50 states and 110 transitions. [2024-12-05 22:23:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 110 transitions. [2024-12-05 22:23:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:23:44,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:44,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:44,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 22:23:44,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:23:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 50 states and 105 transitions. [2024-12-05 22:23:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 105 transitions. [2024-12-05 22:23:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:23:46,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:46,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:46,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 22:23:46,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:23:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 53 states and 117 transitions. [2024-12-05 22:23:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 117 transitions. [2024-12-05 22:23:50,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:23:50,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:50,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:23:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 57 states and 131 transitions. [2024-12-05 22:23:53,575 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 131 transitions. [2024-12-05 22:23:53,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:23:53,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:53,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:53,657 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:23:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:54,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 58 states and 133 transitions. [2024-12-05 22:23:54,046 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 133 transitions. [2024-12-05 22:23:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:23:54,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:54,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:54,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-05 22:23:54,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:23:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:23:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:23:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 62 states and 146 transitions. [2024-12-05 22:23:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 146 transitions. [2024-12-05 22:23:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:23:58,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:23:58,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:23:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:23:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:23:58,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 22:23:58,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:24:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 62 states and 139 transitions. [2024-12-05 22:24:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 139 transitions. [2024-12-05 22:24:01,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:24:01,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:01,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:01,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:24:01,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:24:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 65 states and 153 transitions. [2024-12-05 22:24:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 153 transitions. [2024-12-05 22:24:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:24:07,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:07,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:24:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 69 states and 167 transitions. [2024-12-05 22:24:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 167 transitions. [2024-12-05 22:24:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:24:12,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:12,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:24:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 70 states and 169 transitions. [2024-12-05 22:24:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 169 transitions. [2024-12-05 22:24:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:24:13,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:13,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:13,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:24:13,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 22:24:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 74 states and 182 transitions. [2024-12-05 22:24:21,030 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 182 transitions. [2024-12-05 22:24:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:24:21,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:21,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:21,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 22:24:21,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 22:24:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 74 states and 173 transitions. [2024-12-05 22:24:25,793 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 173 transitions. [2024-12-05 22:24:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:24:25,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:25,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:25,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 22:24:25,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:29,847 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:24:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 77 states and 189 transitions. [2024-12-05 22:24:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 189 transitions. [2024-12-05 22:24:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:24:35,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:35,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:36,408 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:24:43,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 81 states and 203 transitions. [2024-12-05 22:24:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 203 transitions. [2024-12-05 22:24:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:24:43,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:43,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:24:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 82 states and 205 transitions. [2024-12-05 22:24:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2024-12-05 22:24:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 22:24:44,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:44,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:44,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 22:24:44,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:24:50,081 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 18 proven. 81 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 22:24:58,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 88 states and 233 transitions. [2024-12-05 22:24:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 233 transitions. [2024-12-05 22:24:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 22:24:58,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:24:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:58,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 22:24:58,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:25:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 71 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-05 22:25:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:08,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 88 states and 222 transitions. [2024-12-05 22:25:08,097 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 222 transitions. [2024-12-05 22:25:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:25:08,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:25:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:25:08,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:25:08,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:25:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:25:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 91 states and 240 transitions. [2024-12-05 22:25:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 240 transitions. [2024-12-05 22:25:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 22:25:21,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:21,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:25:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:25:33,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 95 states and 255 transitions. [2024-12-05 22:25:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 255 transitions. [2024-12-05 22:25:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 22:25:33,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:33,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:25:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:25:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 96 states and 257 transitions. [2024-12-05 22:25:34,638 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 257 transitions. [2024-12-05 22:25:34,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 22:25:34,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:34,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:25:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:25:34,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:25:34,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:25:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 31 proven. 85 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 22:25:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 100 states and 271 transitions. [2024-12-05 22:25:52,167 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 271 transitions. [2024-12-05 22:25:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 22:25:52,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:52,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:25:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:25:52,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 22:25:52,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:25:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 38 proven. 96 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-05 22:26:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 100 states and 258 transitions. [2024-12-05 22:26:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2024-12-05 22:26:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 22:26:02,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:02,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:26:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:26:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:02,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 22:26:02,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:26:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 22 proven. 115 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 22:26:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 103 states and 278 transitions. [2024-12-05 22:26:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 278 transitions. [2024-12-05 22:26:28,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:26:28,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:28,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:26:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 22:26:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 107 states and 293 transitions. [2024-12-05 22:26:43,636 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 293 transitions. [2024-12-05 22:26:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:26:43,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:26:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 22:26:45,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:45,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 108 states and 295 transitions. [2024-12-05 22:26:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 295 transitions. [2024-12-05 22:26:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 22:26:45,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:45,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:26:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:26:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:45,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 22:26:45,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:26:56,614 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 35 proven. 129 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-12-05 22:27:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 112 states and 309 transitions. [2024-12-05 22:27:09,815 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 309 transitions. [2024-12-05 22:27:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 22:27:09,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:09,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:27:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:27:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:10,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 22:27:10,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 42 proven. 134 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-05 22:27:29,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 112 states and 294 transitions. [2024-12-05 22:27:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 294 transitions. [2024-12-05 22:27:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 22:27:29,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:29,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:27:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:27:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:29,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 22:27:29,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 33 proven. 140 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 22:28:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:04,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 115 states and 316 transitions. [2024-12-05 22:28:04,996 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 316 transitions. [2024-12-05 22:28:04,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 22:28:04,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:04,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 22:28:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 119 states and 331 transitions. [2024-12-05 22:28:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 331 transitions. [2024-12-05 22:28:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 22:28:26,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:26,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 22:28:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 120 states and 333 transitions. [2024-12-05 22:28:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 333 transitions. [2024-12-05 22:28:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 22:28:28,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:28,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:28:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 22:28:28,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:28:42,775 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 42 proven. 174 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-12-05 22:28:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:58,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 124 states and 347 transitions. [2024-12-05 22:28:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 347 transitions. [2024-12-05 22:28:58,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 22:28:58,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:58,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:28:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:59,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-12-05 22:28:59,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 59 proven. 163 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 22:29:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 124 states and 330 transitions. [2024-12-05 22:29:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 330 transitions. [2024-12-05 22:29:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 22:29:19,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:19,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:29:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:19,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:29:19,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 26 proven. 187 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-05 22:29:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 127 states and 354 transitions. [2024-12-05 22:29:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 354 transitions. [2024-12-05 22:29:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:59,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:59,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 22:30:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 131 states and 367 transitions. [2024-12-05 22:30:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 367 transitions. [2024-12-05 22:30:23,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:30:23,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:23,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 22:30:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 132 states and 369 transitions. [2024-12-05 22:30:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 369 transitions. [2024-12-05 22:30:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:30:25,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:25,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:30:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:25,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 22:30:25,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 45 proven. 230 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:31:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 136 states and 383 transitions. [2024-12-05 22:31:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 383 transitions. [2024-12-05 22:31:03,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:31:03,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:03,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:31:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:04,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 22:31:04,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 54 proven. 221 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 22:31:29,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 136 states and 364 transitions. [2024-12-05 22:31:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 364 transitions. [2024-12-05 22:31:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 22:31:29,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:29,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:34,261 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 201 proven. 29 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 22:33:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 176 states and 498 transitions. [2024-12-05 22:33:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 498 transitions. [2024-12-05 22:33:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 22:33:40,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:40,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:33:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 201 proven. 29 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 22:34:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:08,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 86 states and 144 transitions. [2024-12-05 22:34:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 144 transitions. [2024-12-05 22:34:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 22:34:08,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:08,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:34:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:34:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:34:08,864 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:34:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:34:08,936 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 50 iterations. [2024-12-05 22:34:08,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:34:08 ImpRootNode [2024-12-05 22:34:08,970 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:34:08,971 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:34:08,971 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:34:08,971 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:34:08,972 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:23:31" (3/4) ... [2024-12-05 22:34:08,972 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:34:09,036 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 64. [2024-12-05 22:34:09,096 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:34:09,096 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:34:09,096 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:34:09,097 INFO L158 Benchmark]: Toolchain (without parser) took 638497.53ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 117.0MB in the beginning and 567.3MB in the end (delta: -450.4MB). Peak memory consumption was 249.8MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,097 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:34:09,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.19ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.03ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:34:09,098 INFO L158 Benchmark]: Boogie Preprocessor took 14.92ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 764.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,098 INFO L158 Benchmark]: RCFGBuilder took 242.61ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.8MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,099 INFO L158 Benchmark]: CodeCheck took 637915.44ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 90.6MB in the beginning and 579.4MB in the end (delta: -488.9MB). Peak memory consumption was 207.8MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,099 INFO L158 Benchmark]: Witness Printer took 125.76ms. Allocated memory is still 838.9MB. Free memory was 579.4MB in the beginning and 567.3MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:34:09,101 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 637.9s, OverallIterations: 50, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3574 SdHoareTripleChecker+Valid, 172.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2144 mSDsluCounter, 3021 SdHoareTripleChecker+Invalid, 155.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1861 mSDsCounter, 15025 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40080 IncrementalHoareTripleChecker+Invalid, 55105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15025 mSolverCounterUnsat, 1160 mSDtfsCounter, 40080 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34784 GetRequests, 32859 SyntacticMatches, 1131 SemanticMatches, 794 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368613 ImplicationChecksByTransitivity, 511.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 192.1s InterpolantComputationTime, 2534 NumberOfCodeBlocks, 2534 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 2397 ConstructedInterpolants, 0 QuantifiedInterpolants, 105147 SizeOfPredicates, 168 NumberOfNonLiveVariables, 4715 ConjunctsInSsa, 1212 ConjunctsInUnsatCore, 49 InterpolantComputations, 3 PerfectInterpolantSequences, 3733/7139 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 16]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L21] int counter = 0; [L23] int X, Y; [L24] long long x, y, v, xy, yx; [L25] X = __VERIFIER_nondet_int() [L26] Y = __VERIFIER_nondet_int() [L27] v = ((long long) 2 * Y) - X [L28] y = 0 [L29] x = 0 VAL [X=12, Y=4, counter=0, v=-4, x=0, y=0] [L31] EXPR counter++ VAL [X=12, Y=4, counter=1, v=-4, x=0, y=0] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=1, v=-4, x=0, xy=0, y=0, yx=0] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=1] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=1, v=-4, x=0, xy=0, y=0, yx=0] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=1, v=4, x=1, xy=0, y=0, yx=0] [L31] EXPR counter++ VAL [X=12, Y=4, counter=2, v=4, x=1, xy=0, y=0, yx=0] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=2, v=4, x=1, xy=0, y=0, yx=4] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=2] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=2, v=4, x=1, xy=0, y=0, yx=4] [L35] COND FALSE !(!(x <= X)) [L39] COND FALSE !(v < 0) [L42] v = v + 2 * ((long long) Y - X) [L43] y++ [L45] x++ VAL [X=12, Y=4, counter=2, v=-12, x=2, xy=0, y=1, yx=4] [L31] EXPR counter++ VAL [X=12, Y=4, counter=3, v=-12, x=2, xy=0, y=1, yx=4] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=3, v=-12, x=2, xy=12, y=1, yx=8] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=3] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=3, v=-12, x=2, xy=12, y=1, yx=8] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=3, v=-4, x=3, xy=12, y=1, yx=8] [L31] EXPR counter++ VAL [X=12, Y=4, counter=4, v=-4, x=3, xy=12, y=1, yx=8] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=4, v=-4, x=3, xy=12, y=1, yx=12] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=4] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=4] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=4, v=-4, x=3, xy=12, y=1, yx=12] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=4, v=4, x=4, xy=12, y=1, yx=12] [L31] EXPR counter++ VAL [X=12, Y=4, counter=5, v=4, x=4, xy=12, y=1, yx=12] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=5, v=4, x=4, xy=12, y=1, yx=16] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=5] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=5] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=5, v=4, x=4, xy=12, y=1, yx=16] [L35] COND FALSE !(!(x <= X)) [L39] COND FALSE !(v < 0) [L42] v = v + 2 * ((long long) Y - X) [L43] y++ [L45] x++ VAL [X=12, Y=4, counter=5, v=-12, x=5, xy=12, y=2, yx=16] [L31] EXPR counter++ VAL [X=12, Y=4, counter=6, v=-12, x=5, xy=12, y=2, yx=16] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=6, v=-12, x=5, xy=24, y=2, yx=20] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=6] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=6] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=6, v=-12, x=5, xy=24, y=2, yx=20] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=6, v=-4, x=6, xy=24, y=2, yx=20] [L31] EXPR counter++ VAL [X=12, Y=4, counter=7, v=-4, x=6, xy=24, y=2, yx=20] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=7, v=-4, x=6, xy=24, y=2, yx=24] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=7] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=7] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=7, v=-4, x=6, xy=24, y=2, yx=24] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=7, v=4, x=7, xy=24, y=2, yx=24] [L31] EXPR counter++ VAL [X=12, Y=4, counter=8, v=4, x=7, xy=24, y=2, yx=24] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=8, v=4, x=7, xy=24, y=2, yx=28] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=8] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=8] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=8, v=4, x=7, xy=24, y=2, yx=28] [L35] COND FALSE !(!(x <= X)) [L39] COND FALSE !(v < 0) [L42] v = v + 2 * ((long long) Y - X) [L43] y++ [L45] x++ VAL [X=12, Y=4, counter=8, v=-12, x=8, xy=24, y=3, yx=28] [L31] EXPR counter++ VAL [X=12, Y=4, counter=9, v=-12, x=8, xy=24, y=3, yx=28] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=9, v=-12, x=8, xy=36, y=3, yx=32] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=9] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=9] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=9, v=-12, x=8, xy=36, y=3, yx=32] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=9, v=-4, x=9, xy=36, y=3, yx=32] [L31] EXPR counter++ VAL [X=12, Y=4, counter=10, v=-4, x=9, xy=36, y=3, yx=32] [L31] COND TRUE counter++<10 [L32] yx = (long long) Y*x [L33] xy = (long long) X*y VAL [X=12, Y=4, counter=10, v=-4, x=9, xy=36, y=3, yx=36] [L34] CALL __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [\old(cond)=1, counter=10] [L14] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=10] [L34] RET __VERIFIER_assert( 2*yx - 2*xy - X + (long long) 2*Y - v == 0) VAL [X=12, Y=4, counter=10, v=-4, x=9, xy=36, y=3, yx=36] [L35] COND FALSE !(!(x <= X)) [L39] COND TRUE v < 0 [L40] v = v + (long long) 2 * Y [L45] x++ VAL [X=12, Y=4, counter=10, v=4, x=10, xy=36, y=3, yx=36] [L31] EXPR counter++ VAL [X=12, Y=4, counter=11, v=4, x=10, xy=36, y=3, yx=36] [L31] COND FALSE !(counter++<10) [L47] xy = (long long) x*y [L48] yx = (long long) Y*x VAL [X=12, Y=4, counter=11, v=4, xy=30, y=3, yx=40] [L49] CALL __VERIFIER_assert(2*yx - 2*xy - X + (long long) 2*Y - v + 2*y == 0) VAL [\old(cond)=0, counter=11] [L14] COND TRUE !(cond) VAL [\old(cond)=0, counter=11] [L16] reach_error() VAL [\old(cond)=0, counter=11] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.19ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.03ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.92ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 764.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 242.61ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.8MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 637915.44ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 90.6MB in the beginning and 579.4MB in the end (delta: -488.9MB). Peak memory consumption was 207.8MB. Max. memory is 16.1GB. * Witness Printer took 125.76ms. Allocated memory is still 838.9MB. Free memory was 579.4MB in the beginning and 567.3MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 22:34:09,311 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:34:09,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68387a25-bd71-4773-8bd1-9d42b48a546f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE