./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0137.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/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_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0137.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:24:57,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:24:57,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 03:24:57,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:24:57,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:24:57,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:24:57,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:24:57,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 03:24:57,742 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:24:57,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:24:57,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:24:57,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:24:57,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:24:57,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:24:57,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:24:57,744 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:24:57,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:24:57,744 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_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a [2024-12-06 03:24:57,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:24:57,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:24:57,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:24:57,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:24:57,969 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:24:57,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/memsafety/test-0137.i [2024-12-06 03:25:00,588 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/data/9112be30c/e21e397bea7f41d7808a17234c843ca4/FLAG85b35164d [2024-12-06 03:25:00,829 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:25:00,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/sv-benchmarks/c/memsafety/test-0137.i [2024-12-06 03:25:00,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/data/9112be30c/e21e397bea7f41d7808a17234c843ca4/FLAG85b35164d [2024-12-06 03:25:01,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/data/9112be30c/e21e397bea7f41d7808a17234c843ca4 [2024-12-06 03:25:01,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:25:01,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:25:01,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:25:01,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:25:01,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:25:01,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c73139d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01, skipping insertion in model container [2024-12-06 03:25:01,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:25:01,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:25:01,449 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:25:01,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:25:01,518 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:25:01,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01 WrapperNode [2024-12-06 03:25:01,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:25:01,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:25:01,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:25:01,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:25:01,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,556 INFO L138 Inliner]: procedures = 137, calls = 60, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 183 [2024-12-06 03:25:01,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:25:01,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:25:01,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:25:01,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:25:01,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,577 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:25:01,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:25:01,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:25:01,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:25:01,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:25:01" (1/1) ... [2024-12-06 03:25:01,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:25:01,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:25:01,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:25:01,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:25:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:25:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:25:01,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:25:01,728 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:25:01,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:25:02,116 INFO L? ?]: Removed 218 outVars from TransFormulas that were not future-live. [2024-12-06 03:25:02,116 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:25:02,216 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:25:02,216 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:25:02,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:25:02 BoogieIcfgContainer [2024-12-06 03:25:02,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:25:02,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:25:02,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:25:02,227 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:25:02,227 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:25:02" (1/1) ... [2024-12-06 03:25:02,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:25:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 121 states and 129 transitions. [2024-12-06 03:25:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 129 transitions. [2024-12-06 03:25:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:25:02,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2024-12-06 03:25:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2024-12-06 03:25:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:25:02,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 119 states and 126 transitions. [2024-12-06 03:25:02,654 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2024-12-06 03:25:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:25:02,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:02,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:02,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:03,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 122 states and 132 transitions. [2024-12-06 03:25:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 132 transitions. [2024-12-06 03:25:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:25:03,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:03,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 125 states and 137 transitions. [2024-12-06 03:25:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2024-12-06 03:25:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:25:03,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:03,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 129 states and 145 transitions. [2024-12-06 03:25:04,467 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 145 transitions. [2024-12-06 03:25:04,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:25:04,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:04,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 133 states and 153 transitions. [2024-12-06 03:25:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 153 transitions. [2024-12-06 03:25:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:25:05,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:05,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 135 states and 158 transitions. [2024-12-06 03:25:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 158 transitions. [2024-12-06 03:25:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:25:06,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 137 states and 163 transitions. [2024-12-06 03:25:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 163 transitions. [2024-12-06 03:25:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:25:07,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:07,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 136 states and 162 transitions. [2024-12-06 03:25:07,627 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 162 transitions. [2024-12-06 03:25:07,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:25:07,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:07,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 137 states and 164 transitions. [2024-12-06 03:25:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 164 transitions. [2024-12-06 03:25:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:25:08,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:08,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:09,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:09,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 140 states and 170 transitions. [2024-12-06 03:25:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 170 transitions. [2024-12-06 03:25:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:25:09,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:09,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 143 states and 175 transitions. [2024-12-06 03:25:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2024-12-06 03:25:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:25:10,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:10,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:13,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 150 states and 189 transitions. [2024-12-06 03:25:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 189 transitions. [2024-12-06 03:25:13,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:25:13,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:13,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:13,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:16,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 157 states and 203 transitions. [2024-12-06 03:25:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 203 transitions. [2024-12-06 03:25:16,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:25:16,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:16,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:18,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 160 states and 207 transitions. [2024-12-06 03:25:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 207 transitions. [2024-12-06 03:25:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:25:18,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:18,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:18,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:18,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 162 states and 209 transitions. [2024-12-06 03:25:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 209 transitions. [2024-12-06 03:25:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:25:18,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:18,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 164 states and 211 transitions. [2024-12-06 03:25:19,850 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2024-12-06 03:25:19,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:19,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:19,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:20,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:25,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 173 states and 240 transitions. [2024-12-06 03:25:25,779 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 240 transitions. [2024-12-06 03:25:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:25,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:25,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:28,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 176 states and 247 transitions. [2024-12-06 03:25:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 247 transitions. [2024-12-06 03:25:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:28,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:28,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:30,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:30,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 179 states and 251 transitions. [2024-12-06 03:25:30,787 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 251 transitions. [2024-12-06 03:25:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:30,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:30,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:31,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 180 states and 254 transitions. [2024-12-06 03:25:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 254 transitions. [2024-12-06 03:25:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:31,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2024-12-06 03:25:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2024-12-06 03:25:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:32,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:32,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 183 states and 258 transitions. [2024-12-06 03:25:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 258 transitions. [2024-12-06 03:25:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:25:33,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 185 states and 260 transitions. [2024-12-06 03:25:35,253 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 260 transitions. [2024-12-06 03:25:35,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:35,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:35,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:35,324 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:25:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 186 states and 262 transitions. [2024-12-06 03:25:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 262 transitions. [2024-12-06 03:25:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:36,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:36,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:25:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 187 states and 263 transitions. [2024-12-06 03:25:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 263 transitions. [2024-12-06 03:25:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:37,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:37,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:25:38,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 186 states and 261 transitions. [2024-12-06 03:25:38,604 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2024-12-06 03:25:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:38,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:38,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:38,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:25:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 185 states and 258 transitions. [2024-12-06 03:25:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 258 transitions. [2024-12-06 03:25:39,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:39,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:39,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:40,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 187 states and 261 transitions. [2024-12-06 03:25:40,223 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 261 transitions. [2024-12-06 03:25:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:40,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:40,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 189 states and 264 transitions. [2024-12-06 03:25:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 264 transitions. [2024-12-06 03:25:41,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:41,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:41,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:41,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 189 states and 263 transitions. [2024-12-06 03:25:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 263 transitions. [2024-12-06 03:25:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:41,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:41,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:41,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 191 states and 266 transitions. [2024-12-06 03:25:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 266 transitions. [2024-12-06 03:25:41,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:25:41,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:41,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:42,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:42,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 193 states and 268 transitions. [2024-12-06 03:25:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 268 transitions. [2024-12-06 03:25:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:42,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:42,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:25:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 201 states and 286 transitions. [2024-12-06 03:25:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 286 transitions. [2024-12-06 03:25:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:47,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:47,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:25:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 201 states and 285 transitions. [2024-12-06 03:25:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 285 transitions. [2024-12-06 03:25:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:48,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:48,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 208 states and 297 transitions. [2024-12-06 03:25:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 297 transitions. [2024-12-06 03:25:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:50,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:50,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:54,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 215 states and 308 transitions. [2024-12-06 03:25:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 308 transitions. [2024-12-06 03:25:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:54,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:54,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:55,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:55,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 214 states and 307 transitions. [2024-12-06 03:25:55,351 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 307 transitions. [2024-12-06 03:25:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:25:55,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:25:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 221 states and 319 transitions. [2024-12-06 03:25:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2024-12-06 03:25:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:25:58,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:58,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:25:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:25:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 232 states and 341 transitions. [2024-12-06 03:26:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 341 transitions. [2024-12-06 03:26:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:26:04,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:04,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 233 states and 343 transitions. [2024-12-06 03:26:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 343 transitions. [2024-12-06 03:26:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:26:05,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:05,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:05,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 235 states and 346 transitions. [2024-12-06 03:26:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 346 transitions. [2024-12-06 03:26:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:26:07,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:07,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:07,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:09,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 240 states and 355 transitions. [2024-12-06 03:26:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 355 transitions. [2024-12-06 03:26:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:26:09,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:12,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 245 states and 363 transitions. [2024-12-06 03:26:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 363 transitions. [2024-12-06 03:26:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:12,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:12,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:15,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 247 states and 365 transitions. [2024-12-06 03:26:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 365 transitions. [2024-12-06 03:26:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:15,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:15,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 249 states and 367 transitions. [2024-12-06 03:26:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 367 transitions. [2024-12-06 03:26:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:16,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:16,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 255 states and 380 transitions. [2024-12-06 03:26:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 380 transitions. [2024-12-06 03:26:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:21,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:21,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 261 states and 393 transitions. [2024-12-06 03:26:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 393 transitions. [2024-12-06 03:26:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:27,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:27,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 262 states and 395 transitions. [2024-12-06 03:26:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 395 transitions. [2024-12-06 03:26:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:26:29,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:29,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 263 states and 397 transitions. [2024-12-06 03:26:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 397 transitions. [2024-12-06 03:26:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:34,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:34,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:35,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:26:37,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 264 states and 399 transitions. [2024-12-06 03:26:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 399 transitions. [2024-12-06 03:26:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:37,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:37,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 272 states and 418 transitions. [2024-12-06 03:26:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 418 transitions. [2024-12-06 03:26:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:49,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:49,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:26:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 273 states and 419 transitions. [2024-12-06 03:26:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 419 transitions. [2024-12-06 03:26:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:52,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:52,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:52,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:26:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 273 states and 418 transitions. [2024-12-06 03:26:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 418 transitions. [2024-12-06 03:26:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:53,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:54,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:26:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 271 states and 414 transitions. [2024-12-06 03:26:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 414 transitions. [2024-12-06 03:26:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:26:55,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:55,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 287 states and 446 transitions. [2024-12-06 03:27:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 446 transitions. [2024-12-06 03:27:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:27:12,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:12,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:21,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:21,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 294 states and 462 transitions. [2024-12-06 03:27:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 462 transitions. [2024-12-06 03:27:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:27:21,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:21,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:32,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 301 states and 478 transitions. [2024-12-06 03:27:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 478 transitions. [2024-12-06 03:27:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:27:32,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:32,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:32,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:36,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 300 states and 477 transitions. [2024-12-06 03:27:36,466 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 477 transitions. [2024-12-06 03:27:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:27:36,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:36,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:36,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 301 states and 479 transitions. [2024-12-06 03:27:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 479 transitions. [2024-12-06 03:27:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:27:37,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:37,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:27:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 303 states and 482 transitions. [2024-12-06 03:27:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 482 transitions. [2024-12-06 03:27:38,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:27:38,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:38,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:41,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:28:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 319 states and 526 transitions. [2024-12-06 03:28:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 526 transitions. [2024-12-06 03:28:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:28:01,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:01,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:01,111 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:28:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:01,298 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:28:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:01,363 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 63 iterations. [2024-12-06 03:28:01,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:28:01 ImpRootNode [2024-12-06 03:28:01,387 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:28:01,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:28:01,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:28:01,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:28:01,388 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:25:02" (3/4) ... [2024-12-06 03:28:01,389 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:28:01,424 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 23. [2024-12-06 03:28:01,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:28:01,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:28:01,471 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:28:01,472 INFO L158 Benchmark]: Toolchain (without parser) took 180313.57ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 115.7MB in the beginning and 402.6MB in the end (delta: -286.9MB). Peak memory consumption was 397.2MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,472 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:28:01,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.90ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 97.0MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.36ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 94.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,473 INFO L158 Benchmark]: Boogie Preprocessor took 30.58ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 92.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:28:01,473 INFO L158 Benchmark]: RCFGBuilder took 628.94ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 109.2MB in the end (delta: -16.4MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,474 INFO L158 Benchmark]: CodeCheck took 179169.71ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 109.2MB in the beginning and 411.0MB in the end (delta: -301.8MB). Peak memory consumption was 382.5MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,474 INFO L158 Benchmark]: Witness Printer took 83.88ms. Allocated memory is still 830.5MB. Free memory was 411.0MB in the beginning and 402.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:28:01,476 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 1 procedures, 121 locations, 70 error locations. Started 1 CEGAR loops. OverallTime: 179.1s, OverallIterations: 63, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9053 SdHoareTripleChecker+Valid, 56.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7769 mSDsluCounter, 5975 SdHoareTripleChecker+Invalid, 49.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5194 mSDsCounter, 11645 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39321 IncrementalHoareTripleChecker+Invalid, 50966 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11645 mSolverCounterUnsat, 781 mSDtfsCounter, 39321 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7920 GetRequests, 6792 SyntacticMatches, 228 SemanticMatches, 900 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375661 ImplicationChecksByTransitivity, 170.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 24.8s InterpolantComputationTime, 882 NumberOfCodeBlocks, 882 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 800 ConstructedInterpolants, 0 QuantifiedInterpolants, 6087 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 62 InterpolantComputations, 47 PerfectInterpolantSequences, 58/111 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: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L564] struct list_head gl_list = { &(gl_list), &(gl_list) }; [L625] CALL gl_read() [L576] CALL gl_insert(__VERIFIER_nondet_int()) [L567] struct node *node = malloc(sizeof *node); [L568] COND FALSE !(!node) VAL [gl_list={3:0}, node={-1:0}, value=-2] [L570] node->value = value [L571] CALL list_add(&node->linkage, &gl_list) [L547] EXPR head->next [L547] CALL __list_add(new, head, head->next) [L535] next->prev = new VAL [gl_list={3:0}, new={-1:4}, next={3:0}, prev={3:0}] [L536] new->next = next VAL [gl_list={3:0}, new={-1:4}, prev={3:0}] [L537] new->prev = prev VAL [gl_list={3:0}, new={-1:4}, prev={3:0}] [L538] prev->next = new [L547] RET __list_add(new, head, head->next) [L571] RET list_add(&node->linkage, &gl_list) [L576] RET gl_insert(__VERIFIER_nondet_int()) [L578] COND FALSE !(__VERIFIER_nondet_int()) [L625] RET gl_read() [L626] CALL gl_sort() [L613] CALL list_empty(&gl_list) [L529] EXPR head->next [L529] return head->next == head; [L613] RET list_empty(&gl_list) [L613] COND FALSE !(list_empty(&gl_list)) [L615] struct list_head dst = { &(dst), &(dst) }; [L616] struct list_head *max_pos; VAL [dst={23391:0}, gl_list={3:0}] [L617] CALL gl_seek_max() [L594] struct list_head *pos, *max_pos = ((void *)0); [L595] int max; [L596] CALL list_empty(&gl_list) [L529] EXPR head->next [L529] return head->next == head; [L596] RET list_empty(&gl_list) [L596] COND FALSE !(list_empty(&gl_list)) [L599] EXPR gl_list.next [L599] max_pos = gl_list.next [L600] CALL, EXPR val_from_node(max_pos) [L589] struct node *entry = ((struct node *)((char *)(head)-(unsigned long)(&((struct node *)0)->linkage))); VAL [entry={-1:0}, gl_list={3:0}] [L590] EXPR entry->value [L590] return entry->value; [L600] RET, EXPR val_from_node(max_pos) [L600] max = val_from_node(max_pos) [L602] EXPR (max_pos)->next [L602] pos = (max_pos)->next [L602] COND TRUE pos != (max_pos) [L603] CALL val_from_node(pos) [L589] struct node *entry = ((struct node *)((char *)(head)-(unsigned long)(&((struct node *)0)->linkage))); VAL [entry={3:-4}, gl_list={3:0}] [L590] entry->value * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.90ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 97.0MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.36ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 94.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.58ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 92.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 628.94ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 109.2MB in the end (delta: -16.4MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * CodeCheck took 179169.71ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 109.2MB in the beginning and 411.0MB in the end (delta: -301.8MB). Peak memory consumption was 382.5MB. Max. memory is 16.1GB. * Witness Printer took 83.88ms. Allocated memory is still 830.5MB. Free memory was 411.0MB in the beginning and 402.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 03:28:01,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53147d62-b6a2-4e5c-b280-c234bb0ab1e6/bin/ukojak-verify-CZk0znPC7b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)