./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:19:41,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:19:41,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-24 18:19:41,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:19:41,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:19:41,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:19:41,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:19:41,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:19:41,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:19:41,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:19:41,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:19:41,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:19:41,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:19:41,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:19:41,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:19:41,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:19:41,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:19:41,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:19:41,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:19:41,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:19:41,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:19:41,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:19:41,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:19:41,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:19:41,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:19:41,586 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:19:41,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:19:41,586 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_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d [2024-11-24 18:19:41,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:19:41,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:19:41,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:19:41,946 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:19:41,947 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:19:41,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-11-24 18:19:44,995 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/75bc37b90/b9b502193cdb459e8a52a52b3e41fce5/FLAG640f3c8ec [2024-11-24 18:19:45,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:19:45,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-11-24 18:19:45,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/75bc37b90/b9b502193cdb459e8a52a52b3e41fce5/FLAG640f3c8ec [2024-11-24 18:19:45,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/75bc37b90/b9b502193cdb459e8a52a52b3e41fce5 [2024-11-24 18:19:45,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:19:45,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:19:45,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:19:45,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:19:45,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:19:45,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:19:45" (1/1) ... [2024-11-24 18:19:45,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e5aaec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:45, skipping insertion in model container [2024-11-24 18:19:45,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:19:45" (1/1) ... [2024-11-24 18:19:45,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:19:46,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:19:46,929 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:19:47,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:19:47,379 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-24 18:19:47,387 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:19:47,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47 WrapperNode [2024-11-24 18:19:47,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:19:47,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:19:47,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:19:47,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:19:47,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,538 INFO L138 Inliner]: procedures = 574, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 792 [2024-11-24 18:19:47,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:19:47,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:19:47,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:19:47,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:19:47,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,633 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:19:47,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:19:47,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:19:47,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:19:47,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:19:47" (1/1) ... [2024-11-24 18:19:47,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:19:47,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:19:47,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:19:47,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:19:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:19:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-24 18:19:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:19:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 18:19:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:19:48,184 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:19:48,186 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:19:49,252 INFO L? ?]: Removed 217 outVars from TransFormulas that were not future-live. [2024-11-24 18:19:49,252 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:19:49,594 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:19:49,597 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-24 18:19:49,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:19:49 BoogieIcfgContainer [2024-11-24 18:19:49,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:19:49,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:19:49,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:19:49,611 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:19:49,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:19:49" (1/1) ... [2024-11-24 18:19:49,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:19:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:49,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-11-24 18:19:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-11-24 18:19:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-24 18:19:49,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:49,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:50,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-11-24 18:19:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-11-24 18:19:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:19:50,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:50,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2024-11-24 18:19:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2024-11-24 18:19:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-24 18:19:51,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:51,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:51,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:51,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2024-11-24 18:19:51,385 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2024-11-24 18:19:51,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:19:51,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:51,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 18:19:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 152 transitions. [2024-11-24 18:19:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2024-11-24 18:19:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 18:19:51,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:51,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2024-11-24 18:19:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2024-11-24 18:19:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 18:19:52,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:52,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 18:19:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 152 transitions. [2024-11-24 18:19:52,494 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2024-11-24 18:19:52,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-24 18:19:52,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:52,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-24 18:19:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 120 states and 151 transitions. [2024-11-24 18:19:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2024-11-24 18:19:52,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-24 18:19:52,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:52,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:53,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:53,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 123 states and 154 transitions. [2024-11-24 18:19:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2024-11-24 18:19:53,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:19:53,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:53,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:53,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 126 states and 157 transitions. [2024-11-24 18:19:53,868 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2024-11-24 18:19:53,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-24 18:19:53,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:53,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 160 transitions. [2024-11-24 18:19:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2024-11-24 18:19:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-24 18:19:54,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:54,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 163 transitions. [2024-11-24 18:19:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2024-11-24 18:19:55,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-24 18:19:55,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:55,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:55,556 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:55,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 135 states and 166 transitions. [2024-11-24 18:19:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 166 transitions. [2024-11-24 18:19:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-24 18:19:55,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:55,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:56,195 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 138 states and 169 transitions. [2024-11-24 18:19:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-11-24 18:19:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-24 18:19:56,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:56,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 141 states and 172 transitions. [2024-11-24 18:19:57,123 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 172 transitions. [2024-11-24 18:19:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-24 18:19:57,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:57,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:19:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 174 transitions. [2024-11-24 18:19:57,740 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-11-24 18:19:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-24 18:19:57,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:57,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:58,177 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:19:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-11-24 18:19:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-11-24 18:19:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-24 18:19:58,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:58,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:19:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2024-11-24 18:19:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2024-11-24 18:19:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-24 18:19:58,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:58,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:19:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2024-11-24 18:19:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-11-24 18:19:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-24 18:19:59,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:19:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 143 states and 174 transitions. [2024-11-24 18:19:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 174 transitions. [2024-11-24 18:19:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-24 18:19:59,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:59,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:19:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:19:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:19:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 144 states and 175 transitions. [2024-11-24 18:19:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 175 transitions. [2024-11-24 18:19:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-24 18:19:59,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:19:59,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:19:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:20:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 146 states and 178 transitions. [2024-11-24 18:20:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 178 transitions. [2024-11-24 18:20:00,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-24 18:20:00,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:00,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:00,535 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-24 18:20:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 152 states and 189 transitions. [2024-11-24 18:20:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 189 transitions. [2024-11-24 18:20:01,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-24 18:20:01,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:01,281 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-24 18:20:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 151 states and 188 transitions. [2024-11-24 18:20:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 188 transitions. [2024-11-24 18:20:01,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-24 18:20:01,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:01,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-24 18:20:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 152 states and 189 transitions. [2024-11-24 18:20:01,797 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 189 transitions. [2024-11-24 18:20:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:20:01,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:01,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 193 transitions. [2024-11-24 18:20:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 193 transitions. [2024-11-24 18:20:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-24 18:20:02,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:02,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:02,326 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-11-24 18:20:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-11-24 18:20:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:20:02,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:02,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:03,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 193 transitions. [2024-11-24 18:20:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 193 transitions. [2024-11-24 18:20:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:20:03,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-24 18:20:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:03,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 156 states and 196 transitions. [2024-11-24 18:20:03,787 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-11-24 18:20:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 18:20:03,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:03,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:04,109 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2024-11-24 18:20:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2024-11-24 18:20:04,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 18:20:04,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:04,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 115 transitions. [2024-11-24 18:20:04,823 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2024-11-24 18:20:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-24 18:20:04,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:04,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 119 transitions. [2024-11-24 18:20:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2024-11-24 18:20:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 18:20:05,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:05,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-24 18:20:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:05,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-11-24 18:20:05,943 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-11-24 18:20:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-24 18:20:05,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:05,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:20:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 121 transitions. [2024-11-24 18:20:06,586 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2024-11-24 18:20:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-24 18:20:06,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:06,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:06,894 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-24 18:20:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-11-24 18:20:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-11-24 18:20:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-24 18:20:07,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:07,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-24 18:20:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 99 states and 122 transitions. [2024-11-24 18:20:09,006 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2024-11-24 18:20:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-24 18:20:09,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:09,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 123 transitions. [2024-11-24 18:20:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2024-11-24 18:20:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-24 18:20:09,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:09,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:09,909 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-24 18:20:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 138 transitions. [2024-11-24 18:20:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2024-11-24 18:20:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-24 18:20:11,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-24 18:20:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 153 transitions. [2024-11-24 18:20:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-11-24 18:20:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-24 18:20:13,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:13,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-24 18:20:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 154 transitions. [2024-11-24 18:20:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 154 transitions. [2024-11-24 18:20:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-24 18:20:14,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:14,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-24 18:20:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-11-24 18:20:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-11-24 18:20:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-24 18:20:15,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:15,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-11-24 18:20:16,485 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-11-24 18:20:16,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-24 18:20:16,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:16,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:17,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-11-24 18:20:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-11-24 18:20:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-24 18:20:17,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:17,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-11-24 18:20:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-11-24 18:20:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-24 18:20:18,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:18,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:20,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:20,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-11-24 18:20:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-11-24 18:20:20,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-24 18:20:20,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:20,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-11-24 18:20:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-11-24 18:20:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-24 18:20:21,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:22,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-11-24 18:20:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-11-24 18:20:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-24 18:20:22,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:22,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:23,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-11-24 18:20:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-11-24 18:20:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-24 18:20:23,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-24 18:20:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:24,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-11-24 18:20:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-11-24 18:20:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-24 18:20:24,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:24,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-24 18:20:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 180 transitions. [2024-11-24 18:20:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 180 transitions. [2024-11-24 18:20:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 18:20:25,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:25,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:26,367 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-24 18:20:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 192 transitions. [2024-11-24 18:20:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2024-11-24 18:20:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-24 18:20:28,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:28,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-24 18:20:38,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 209 states and 265 transitions. [2024-11-24 18:20:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 265 transitions. [2024-11-24 18:20:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 18:20:38,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:38,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-24 18:20:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:39,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 200 states and 251 transitions. [2024-11-24 18:20:39,572 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 251 transitions. [2024-11-24 18:20:39,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 18:20:39,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-24 18:20:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 252 transitions. [2024-11-24 18:20:40,386 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 252 transitions. [2024-11-24 18:20:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 18:20:40,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:40,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-24 18:20:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:41,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 204 states and 253 transitions. [2024-11-24 18:20:41,169 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 253 transitions. [2024-11-24 18:20:41,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 18:20:41,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:41,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:41,471 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-24 18:20:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 206 states and 254 transitions. [2024-11-24 18:20:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 254 transitions. [2024-11-24 18:20:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-24 18:20:41,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:41,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:43,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 209 states and 257 transitions. [2024-11-24 18:20:43,233 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 257 transitions. [2024-11-24 18:20:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-24 18:20:43,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:43,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 212 states and 260 transitions. [2024-11-24 18:20:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 260 transitions. [2024-11-24 18:20:44,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 18:20:44,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:44,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 215 states and 263 transitions. [2024-11-24 18:20:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 263 transitions. [2024-11-24 18:20:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 18:20:45,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:45,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 218 states and 266 transitions. [2024-11-24 18:20:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-11-24 18:20:46,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-24 18:20:46,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:46,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 221 states and 269 transitions. [2024-11-24 18:20:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2024-11-24 18:20:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-24 18:20:47,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 272 transitions. [2024-11-24 18:20:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 272 transitions. [2024-11-24 18:20:49,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-24 18:20:49,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:49,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 275 transitions. [2024-11-24 18:20:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 275 transitions. [2024-11-24 18:20:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-24 18:20:50,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:50,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:20:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 18:20:51,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:20:51,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 277 transitions. [2024-11-24 18:20:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 277 transitions. [2024-11-24 18:20:51,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 18:20:51,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:20:51,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:20:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:20:52,669 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:20:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:21:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:21:04,310 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:21:04,316 INFO L158 Benchmark]: Toolchain (without parser) took 78750.51ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 90.7MB in the beginning and 1.1GB in the end (delta: -986.4MB). Peak memory consumption was 151.6MB. Max. memory is 16.1GB. [2024-11-24 18:21:04,316 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:04,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1822.42ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.6MB in the end (delta: 31.1MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2024-11-24 18:21:04,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.65ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 51.9MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:04,317 INFO L158 Benchmark]: Boogie Preprocessor took 130.68ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 46.0MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:04,318 INFO L158 Benchmark]: RCFGBuilder took 1918.91ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 46.0MB in the beginning and 214.6MB in the end (delta: -168.7MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2024-11-24 18:21:04,319 INFO L158 Benchmark]: CodeCheck took 74715.92ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 897.6MB). Free memory was 214.6MB in the beginning and 1.1GB in the end (delta: -862.6MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-11-24 18:21:04,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1822.42ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 59.6MB in the end (delta: 31.1MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.65ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 51.9MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 130.68ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 46.0MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1918.91ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 46.0MB in the beginning and 214.6MB in the end (delta: -168.7MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * CodeCheck took 74715.92ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 897.6MB). Free memory was 214.6MB in the beginning and 1.1GB in the end (delta: -862.6MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:21:04,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:21:07,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:21:07,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-24 18:21:07,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:21:07,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:21:07,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:21:07,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:21:07,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:21:07,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:21:07,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:21:07,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:21:07,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:21:07,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:21:07,215 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:07,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:21:07,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:21:07,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:07,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:21:07,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:21:07,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:21:07,216 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:21:07,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:07,216 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:21:07,216 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_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4c99f3f2b3af55bcad347a1b5bde7c2cd0c2bc102d0028ba92b38579ab012d [2024-11-24 18:21:07,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:21:07,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:21:07,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:21:07,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:21:07,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:21:07,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-11-24 18:21:10,606 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/fcf0db40b/8a9da553869642f0929d472155d110d8/FLAG225da95a7 [2024-11-24 18:21:10,987 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:21:10,987 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2024-11-24 18:21:11,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/fcf0db40b/8a9da553869642f0929d472155d110d8/FLAG225da95a7 [2024-11-24 18:21:11,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/data/fcf0db40b/8a9da553869642f0929d472155d110d8 [2024-11-24 18:21:11,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:21:11,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:21:11,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:11,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:21:11,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:21:11,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:11" (1/1) ... [2024-11-24 18:21:11,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e43d446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:11, skipping insertion in model container [2024-11-24 18:21:11,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:21:11" (1/1) ... [2024-11-24 18:21:11,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:21:12,165 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,169 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,174 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,180 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,184 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,186 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,188 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,192 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,194 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,200 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,201 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,208 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,209 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,214 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,216 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,220 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,234 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:21:12,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:12,284 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:21:12,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:21:12,656 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-24 18:21:12,664 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:21:12,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12 WrapperNode [2024-11-24 18:21:12,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:21:12,667 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:12,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:21:12,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:21:12,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,799 INFO L138 Inliner]: procedures = 585, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 769 [2024-11-24 18:21:12,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:21:12,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:21:12,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:21:12,800 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:21:12,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,855 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:21:12,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:21:12,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:21:12,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:21:12,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:21:12" (1/1) ... [2024-11-24 18:21:12,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:21:12,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:21:12,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:21:12,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:21:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-11-24 18:21:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:21:12,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-24 18:21:12,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-24 18:21:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:21:12,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:21:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:21:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 18:21:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-24 18:21:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-24 18:21:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-24 18:21:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-24 18:21:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-24 18:21:13,442 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:21:13,444 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:21:14,926 INFO L? ?]: Removed 207 outVars from TransFormulas that were not future-live. [2024-11-24 18:21:14,926 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:21:15,231 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:21:15,236 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-24 18:21:15,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:21:15 BoogieIcfgContainer [2024-11-24 18:21:15,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:21:15,237 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:21:15,237 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:21:15,249 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:21:15,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:21:15" (1/1) ... [2024-11-24 18:21:15,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:21:15,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:15,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 117 states and 146 transitions. [2024-11-24 18:21:15,323 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2024-11-24 18:21:15,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-24 18:21:15,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:15,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:15,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:15,329 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:15,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:21:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:15,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:16,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:16,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:16,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:21:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-11-24 18:21:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-11-24 18:21:17,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:21:17,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:17,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:17,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:17,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:17,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:21:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:17,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:18,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 18:21:18,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:18,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:21:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-11-24 18:21:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-11-24 18:21:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:21:19,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:19,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:19,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:19,317 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:19,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:21:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:20,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:20,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:21:20,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:20,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-24 18:21:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 122 states and 152 transitions. [2024-11-24 18:21:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2024-11-24 18:21:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-24 18:21:20,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:20,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:20,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:20,999 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:21,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-24 18:21:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:21,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:22,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 18:21:22,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:22,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:22,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-24 18:21:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:22,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 125 states and 155 transitions. [2024-11-24 18:21:22,694 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2024-11-24 18:21:22,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-24 18:21:22,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:22,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:22,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:22,701 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:22,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-24 18:21:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:23,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:24,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 18:21:24,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:24,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-24 18:21:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2024-11-24 18:21:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2024-11-24 18:21:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:21:24,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:24,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:24,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:24,733 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:24,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-24 18:21:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:25,610 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:26,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 18:21:26,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:26,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:26,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-24 18:21:26,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 131 states and 161 transitions. [2024-11-24 18:21:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 161 transitions. [2024-11-24 18:21:26,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-24 18:21:26,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:26,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:26,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:26,727 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:26,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-24 18:21:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:27,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:28,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 18:21:28,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:28,486 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:28,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-24 18:21:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 134 states and 164 transitions. [2024-11-24 18:21:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 164 transitions. [2024-11-24 18:21:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-24 18:21:28,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:28,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:28,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:28,856 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:28,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-24 18:21:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:29,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:30,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 18:21:30,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:30,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-24 18:21:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2024-11-24 18:21:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2024-11-24 18:21:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-24 18:21:30,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:30,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:30,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:30,745 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:30,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-24 18:21:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:31,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:32,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 18:21:32,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:32,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-24 18:21:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 140 states and 170 transitions. [2024-11-24 18:21:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 170 transitions. [2024-11-24 18:21:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-24 18:21:33,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:33,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:33,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:33,166 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:33,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-24 18:21:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:34,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:34,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 18:21:34,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:35,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-24 18:21:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:35,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-11-24 18:21:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-11-24 18:21:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-24 18:21:35,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:35,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:35,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:35,722 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:35,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-24 18:21:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:36,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:37,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 18:21:37,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:37,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-24 18:21:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 146 states and 176 transitions. [2024-11-24 18:21:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 176 transitions. [2024-11-24 18:21:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-24 18:21:38,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:38,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:38,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:38,322 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:38,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-24 18:21:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:39,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:39,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 18:21:39,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:21:40,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-24 18:21:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 143 states and 171 transitions. [2024-11-24 18:21:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 171 transitions. [2024-11-24 18:21:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-24 18:21:40,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:40,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:40,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:40,921 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:40,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-24 18:21:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:41,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:41,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:41,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:41,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-24 18:21:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:41,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 142 states and 170 transitions. [2024-11-24 18:21:41,853 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 170 transitions. [2024-11-24 18:21:41,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-24 18:21:41,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:41,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:41,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:41,856 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:41,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-24 18:21:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:43,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:43,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:21:43,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:43,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-24 18:21:44,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 141 states and 169 transitions. [2024-11-24 18:21:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 169 transitions. [2024-11-24 18:21:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-24 18:21:44,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:44,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:44,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:44,401 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:44,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-24 18:21:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:44,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:45,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:45,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:45,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-24 18:21:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 168 transitions. [2024-11-24 18:21:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 168 transitions. [2024-11-24 18:21:45,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-24 18:21:45,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:45,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:45,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:45,375 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:45,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-24 18:21:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:45,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:46,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 18:21:46,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:46,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-24 18:21:46,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 139 states and 167 transitions. [2024-11-24 18:21:46,856 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 167 transitions. [2024-11-24 18:21:46,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-24 18:21:46,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:46,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:46,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:46,860 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:46,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-24 18:21:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:47,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:47,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:47,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:47,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-24 18:21:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 166 transitions. [2024-11-24 18:21:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2024-11-24 18:21:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-24 18:21:47,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:47,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:47,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:47,989 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:47,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-24 18:21:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:48,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:49,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:49,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:49,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-24 18:21:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 165 transitions. [2024-11-24 18:21:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 165 transitions. [2024-11-24 18:21:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-24 18:21:49,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:49,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:49,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:49,020 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:49,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-24 18:21:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:50,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:50,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 18:21:50,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:50,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-24 18:21:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 140 states and 169 transitions. [2024-11-24 18:21:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-11-24 18:21:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-24 18:21:51,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:51,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:51,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:51,312 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:51,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-24 18:21:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:52,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:53,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:21:53,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:53,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-24 18:21:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:54,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 143 states and 172 transitions. [2024-11-24 18:21:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 172 transitions. [2024-11-24 18:21:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-24 18:21:54,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:54,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:54,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:54,101 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:54,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-24 18:21:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:54,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:55,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 18:21:55,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:21:55,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-24 18:21:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 142 states and 171 transitions. [2024-11-24 18:21:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 171 transitions. [2024-11-24 18:21:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-24 18:21:55,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:55,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:55,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:55,285 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:55,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-24 18:21:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:56,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:56,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 18:21:56,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:57,258 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:21:57,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-24 18:21:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:21:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2024-11-24 18:21:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-11-24 18:21:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-24 18:21:57,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:21:57,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:21:57,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:21:57,618 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:21:57,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-24 18:21:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:58,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:59,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 18:21:59,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:21:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:21:59,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-24 18:22:00,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:00,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 179 transitions. [2024-11-24 18:22:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-11-24 18:22:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 18:22:00,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:00,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:00,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:00,587 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:00,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-24 18:22:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:02,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:02,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:22:02,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-24 18:22:03,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-24 18:22:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 94 transitions. [2024-11-24 18:22:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-11-24 18:22:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-24 18:22:03,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:03,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:03,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:03,817 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:03,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-24 18:22:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:05,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:05,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 18:22:05,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-24 18:22:06,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-24 18:22:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 96 transitions. [2024-11-24 18:22:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-11-24 18:22:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-24 18:22:07,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:07,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:07,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:07,397 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:07,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-24 18:22:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:08,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:09,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 18:22:09,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:10,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-24 18:22:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 99 transitions. [2024-11-24 18:22:11,075 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-11-24 18:22:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-24 18:22:11,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:11,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:11,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:11,078 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:11,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-24 18:22:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:12,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:13,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 18:22:13,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:13,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-24 18:22:14,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 102 transitions. [2024-11-24 18:22:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-24 18:22:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-24 18:22:14,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:14,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:14,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:14,679 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:14,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-24 18:22:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:16,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:17,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 18:22:17,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:17,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-24 18:22:18,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 105 transitions. [2024-11-24 18:22:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-11-24 18:22:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-24 18:22:18,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:18,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:18,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:18,664 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:18,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-24 18:22:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:20,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:20,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 18:22:20,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:21,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-24 18:22:22,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:22,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 96 states and 108 transitions. [2024-11-24 18:22:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-11-24 18:22:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-24 18:22:22,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:22,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:22,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:22,633 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:22,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-24 18:22:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:24,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:24,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 18:22:24,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:25,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-24 18:22:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 111 transitions. [2024-11-24 18:22:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2024-11-24 18:22:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-24 18:22:26,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:26,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:26,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:26,743 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:26,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-24 18:22:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:28,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:28,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 18:22:28,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:29,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-24 18:22:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 114 transitions. [2024-11-24 18:22:30,880 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 114 transitions. [2024-11-24 18:22:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-24 18:22:30,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:30,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:30,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:30,883 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:30,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-24 18:22:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:32,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:32,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 18:22:32,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:33,633 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:33,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-24 18:22:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 117 transitions. [2024-11-24 18:22:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 117 transitions. [2024-11-24 18:22:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-24 18:22:34,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:34,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:34,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:35,001 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:35,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-24 18:22:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:36,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:37,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 18:22:37,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-24 18:22:38,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-24 18:22:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:39,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 112 transitions. [2024-11-24 18:22:39,628 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2024-11-24 18:22:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-24 18:22:39,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:39,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:39,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:39,631 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:39,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-24 18:22:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:41,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:42,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 18:22:42,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-24 18:22:43,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-24 18:23:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 146 transitions. [2024-11-24 18:23:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2024-11-24 18:23:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-24 18:23:01,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:01,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:01,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:23:01,391 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:23:01,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-24 18:23:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:03,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:23:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:03,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:23:03,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:23:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-24 18:23:04,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-24 18:23:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:06,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 150 transitions. [2024-11-24 18:23:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2024-11-24 18:23:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-24 18:23:06,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:06,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:23:06,584 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:23:06,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-24 18:23:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:08,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:23:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:09,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 18:23:09,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:23:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-24 18:23:12,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-24 18:23:41,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:23:41,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 173 states and 187 transitions. [2024-11-24 18:23:41,402 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-11-24 18:23:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-24 18:23:41,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:23:41,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:41,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:23:41,407 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:23:41,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-24 18:23:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:43,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:23:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:44,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:23:44,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:23:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-24 18:23:45,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-24 18:24:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:24:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 206 states and 221 transitions. [2024-11-24 18:24:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 221 transitions. [2024-11-24 18:24:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-24 18:24:12,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:24:12,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:24:12,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:24:12,986 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:24:12,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99152471-747a-4b8d-9fd8-49e8352f743b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process