./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-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_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b --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 a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:36,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:36,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:02:36,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:02:36,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:02:36,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:36,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:36,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:36,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:36,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:02:36,208 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:36,209 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:36,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:36,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:36,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:36,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:36,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:36,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:02:36,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:02:36,210 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_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 [2024-12-06 02:02:36,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:36,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:36,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:36,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:36,498 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:36,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-12-06 02:02:39,173 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/f86d9e160/f82e068b473b414ebc22927a3c24db43/FLAG5a8dc90f2 [2024-12-06 02:02:39,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:39,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-12-06 02:02:39,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/f86d9e160/f82e068b473b414ebc22927a3c24db43/FLAG5a8dc90f2 [2024-12-06 02:02:39,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/f86d9e160/f82e068b473b414ebc22927a3c24db43 [2024-12-06 02:02:39,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:39,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:39,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:39,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:39,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:39,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:39" (1/1) ... [2024-12-06 02:02:39,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cdf72bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:39, skipping insertion in model container [2024-12-06 02:02:39,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:39" (1/1) ... [2024-12-06 02:02:39,585 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:40,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:40,624 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:40,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:40,892 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 02:02:40,901 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:40,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40 WrapperNode [2024-12-06 02:02:40,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:40,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:40,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:40,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:40,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,989 INFO L138 Inliner]: procedures = 598, calls = 512, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 911 [2024-12-06 02:02:40,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:40,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:40,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:40,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:40,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,043 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:41,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:41,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:41,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:41,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:41,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:41,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:41,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:41,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:02:41,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 02:02:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:02:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:02:41,135 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-12-06 02:02:41,135 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-12-06 02:02:41,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:02:41,479 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:41,481 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:02:42,235 INFO L? ?]: Removed 291 outVars from TransFormulas that were not future-live. [2024-12-06 02:02:42,235 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:02:42,412 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:02:42,412 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 02:02:42,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:42 BoogieIcfgContainer [2024-12-06 02:02:42,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:02:42,414 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:02:42,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:02:42,423 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:02:42,423 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:42" (1/1) ... [2024-12-06 02:02:42,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:02:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 153 states and 191 transitions. [2024-12-06 02:02:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 191 transitions. [2024-12-06 02:02:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:02:42,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:42,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-12-06 02:02:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-12-06 02:02:43,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:02:43,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:43,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2024-12-06 02:02:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2024-12-06 02:02:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:02:43,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:43,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 158 states and 198 transitions. [2024-12-06 02:02:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2024-12-06 02:02:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:02:43,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:43,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 197 transitions. [2024-12-06 02:02:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 197 transitions. [2024-12-06 02:02:44,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:02:44,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 158 states and 198 transitions. [2024-12-06 02:02:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2024-12-06 02:02:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:02:44,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 197 transitions. [2024-12-06 02:02:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 197 transitions. [2024-12-06 02:02:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:02:44,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 02:02:45,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:45,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 196 transitions. [2024-12-06 02:02:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-12-06 02:02:45,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:02:45,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:45,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:45,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 159 states and 199 transitions. [2024-12-06 02:02:45,427 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 199 transitions. [2024-12-06 02:02:45,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:02:45,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:45,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:45,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 162 states and 202 transitions. [2024-12-06 02:02:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-12-06 02:02:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:02:45,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:45,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 165 states and 205 transitions. [2024-12-06 02:02:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 205 transitions. [2024-12-06 02:02:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:02:46,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:46,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:46,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 168 states and 208 transitions. [2024-12-06 02:02:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 208 transitions. [2024-12-06 02:02:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:02:46,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:46,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:47,053 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 171 states and 211 transitions. [2024-12-06 02:02:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 211 transitions. [2024-12-06 02:02:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:02:47,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:47,643 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:47,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 174 states and 214 transitions. [2024-12-06 02:02:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 214 transitions. [2024-12-06 02:02:47,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:02:47,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:47,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 177 states and 217 transitions. [2024-12-06 02:02:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2024-12-06 02:02:48,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:02:48,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:48,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:48,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 180 states and 219 transitions. [2024-12-06 02:02:48,999 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 219 transitions. [2024-12-06 02:02:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:02:49,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 179 states and 218 transitions. [2024-12-06 02:02:49,663 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 218 transitions. [2024-12-06 02:02:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:02:49,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:49,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 178 states and 217 transitions. [2024-12-06 02:02:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 217 transitions. [2024-12-06 02:02:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:02:49,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:49,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:50,037 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 177 states and 216 transitions. [2024-12-06 02:02:50,157 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 216 transitions. [2024-12-06 02:02:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:02:50,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:50,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:50,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 178 states and 218 transitions. [2024-12-06 02:02:50,429 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 218 transitions. [2024-12-06 02:02:50,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:02:50,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:50,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 179 states and 219 transitions. [2024-12-06 02:02:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 219 transitions. [2024-12-06 02:02:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:02:50,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 180 states and 220 transitions. [2024-12-06 02:02:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 220 transitions. [2024-12-06 02:02:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:02:50,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:50,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:51,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 181 states and 222 transitions. [2024-12-06 02:02:51,538 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 222 transitions. [2024-12-06 02:02:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:02:51,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:51,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 02:02:52,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 186 states and 231 transitions. [2024-12-06 02:02:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 231 transitions. [2024-12-06 02:02:52,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:02:52,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:52,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:52,379 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 188 states and 235 transitions. [2024-12-06 02:02:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2024-12-06 02:02:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:02:52,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:52,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 02:02:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 189 states and 236 transitions. [2024-12-06 02:02:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 236 transitions. [2024-12-06 02:02:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:02:52,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:52,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 02:02:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 188 states and 235 transitions. [2024-12-06 02:02:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2024-12-06 02:02:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:02:53,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 02:02:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 189 states and 237 transitions. [2024-12-06 02:02:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 237 transitions. [2024-12-06 02:02:54,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:02:54,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:54,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 02:02:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 191 states and 240 transitions. [2024-12-06 02:02:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 240 transitions. [2024-12-06 02:02:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:02:55,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:55,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 192 states and 241 transitions. [2024-12-06 02:02:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 241 transitions. [2024-12-06 02:02:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:02:55,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 02:02:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 193 states and 241 transitions. [2024-12-06 02:02:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2024-12-06 02:02:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:02:55,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 196 states and 244 transitions. [2024-12-06 02:02:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 244 transitions. [2024-12-06 02:02:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 02:02:56,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:56,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 199 states and 247 transitions. [2024-12-06 02:02:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 247 transitions. [2024-12-06 02:02:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 02:02:57,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:57,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:58,091 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:58,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:58,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 202 states and 250 transitions. [2024-12-06 02:02:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2024-12-06 02:02:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 02:02:58,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:58,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:58,850 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:59,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 205 states and 253 transitions. [2024-12-06 02:02:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 253 transitions. [2024-12-06 02:02:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 02:02:59,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:59,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:02:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 208 states and 256 transitions. [2024-12-06 02:02:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 256 transitions. [2024-12-06 02:02:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 02:02:59,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:59,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:03:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 211 states and 259 transitions. [2024-12-06 02:03:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 259 transitions. [2024-12-06 02:03:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 02:03:00,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:03:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 214 states and 262 transitions. [2024-12-06 02:03:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 262 transitions. [2024-12-06 02:03:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 02:03:01,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:01,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:03:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:02,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 217 states and 264 transitions. [2024-12-06 02:03:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 264 transitions. [2024-12-06 02:03:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 02:03:02,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:02,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 02:03:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 253 states and 321 transitions. [2024-12-06 02:03:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 321 transitions. [2024-12-06 02:03:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 02:03:14,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:15,094 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:15,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 255 states and 325 transitions. [2024-12-06 02:03:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 325 transitions. [2024-12-06 02:03:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:03:15,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:15,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:15,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:15,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 256 states and 327 transitions. [2024-12-06 02:03:15,728 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2024-12-06 02:03:15,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:03:15,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:15,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:15,922 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 257 states and 327 transitions. [2024-12-06 02:03:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 327 transitions. [2024-12-06 02:03:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:03:16,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:16,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 258 states and 328 transitions. [2024-12-06 02:03:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 328 transitions. [2024-12-06 02:03:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:03:16,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:16,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:03:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 259 states and 328 transitions. [2024-12-06 02:03:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 328 transitions. [2024-12-06 02:03:17,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 02:03:17,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:17,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:18,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 261 states and 332 transitions. [2024-12-06 02:03:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 332 transitions. [2024-12-06 02:03:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:03:18,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:18,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 02:03:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 348 transitions. [2024-12-06 02:03:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 348 transitions. [2024-12-06 02:03:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:03:20,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:20,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-12-06 02:03:20,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 268 states and 342 transitions. [2024-12-06 02:03:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 342 transitions. [2024-12-06 02:03:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:03:20,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:20,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 271 states and 346 transitions. [2024-12-06 02:03:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 346 transitions. [2024-12-06 02:03:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:03:21,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 02:03:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 281 states and 362 transitions. [2024-12-06 02:03:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 362 transitions. [2024-12-06 02:03:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 02:03:24,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:24,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 02:03:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 280 states and 361 transitions. [2024-12-06 02:03:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 361 transitions. [2024-12-06 02:03:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:03:25,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 02:03:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 282 states and 362 transitions. [2024-12-06 02:03:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 362 transitions. [2024-12-06 02:03:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:03:25,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:25,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-06 02:03:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:35,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 327 states and 428 transitions. [2024-12-06 02:03:35,760 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 428 transitions. [2024-12-06 02:03:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 02:03:35,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:35,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 02:03:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:36,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 329 states and 429 transitions. [2024-12-06 02:03:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 429 transitions. [2024-12-06 02:03:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 02:03:36,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:36,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:37,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 332 states and 432 transitions. [2024-12-06 02:03:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 432 transitions. [2024-12-06 02:03:37,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 02:03:37,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:37,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 02:03:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 334 states and 433 transitions. [2024-12-06 02:03:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 433 transitions. [2024-12-06 02:03:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 02:03:38,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 02:03:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 336 states and 434 transitions. [2024-12-06 02:03:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 434 transitions. [2024-12-06 02:03:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 02:03:39,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:39,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:40,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 339 states and 437 transitions. [2024-12-06 02:03:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 437 transitions. [2024-12-06 02:03:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 02:03:40,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:40,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:41,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:41,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 342 states and 440 transitions. [2024-12-06 02:03:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 440 transitions. [2024-12-06 02:03:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:03:41,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:41,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:42,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 345 states and 443 transitions. [2024-12-06 02:03:42,561 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 443 transitions. [2024-12-06 02:03:42,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 02:03:42,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:42,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 348 states and 446 transitions. [2024-12-06 02:03:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 446 transitions. [2024-12-06 02:03:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 02:03:43,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 351 states and 449 transitions. [2024-12-06 02:03:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 449 transitions. [2024-12-06 02:03:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 02:03:44,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:44,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:45,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 354 states and 452 transitions. [2024-12-06 02:03:45,833 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 452 transitions. [2024-12-06 02:03:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 02:03:45,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:45,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:03:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:46,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 357 states and 454 transitions. [2024-12-06 02:03:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 454 transitions. [2024-12-06 02:03:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 02:03:46,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:46,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 84 proven. 387 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 02:04:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 428 states and 562 transitions. [2024-12-06 02:04:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 562 transitions. [2024-12-06 02:04:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-06 02:04:27,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:27,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 02:05:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 530 states and 700 transitions. [2024-12-06 02:05:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 700 transitions. [2024-12-06 02:05:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-06 02:05:31,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:31,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:32,032 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2024-12-06 02:05:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 539 states and 719 transitions. [2024-12-06 02:05:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 719 transitions. [2024-12-06 02:05:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 02:05:38,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:38,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:05:38,871 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:05:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:05:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:05:49,774 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) [2024-12-06 02:05:49,779 INFO L158 Benchmark]: Toolchain (without parser) took 190247.77ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 113.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 02:05:49,779 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:05:49,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1369.23ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 83.0MB in the end (delta: 29.8MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-12-06 02:05:49,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.83ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 75.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:05:49,780 INFO L158 Benchmark]: Boogie Preprocessor took 84.26ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 67.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:05:49,781 INFO L158 Benchmark]: RCFGBuilder took 1338.29ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 67.8MB in the beginning and 231.9MB in the end (delta: -164.0MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-12-06 02:05:49,781 INFO L158 Benchmark]: CodeCheck took 187364.23ms. Allocated memory was 318.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 231.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 973.5MB. Max. memory is 16.1GB. [2024-12-06 02:05:49,784 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1369.23ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 83.0MB in the end (delta: 29.8MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.83ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 75.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.26ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 67.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1338.29ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 67.8MB in the beginning and 231.9MB in the end (delta: -164.0MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * CodeCheck took 187364.23ms. Allocated memory was 318.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 231.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 973.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:05:49,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b --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 a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:05:52,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:05:52,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 02:05:52,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:05:52,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:05:52,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:05:52,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:05:52,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:05:52,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:05:52,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:05:52,137 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:05:52,137 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:05:52,137 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:05:52,137 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:05:52,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:52,138 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:05:52,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:05:52,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:52,139 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:05:52,139 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_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 [2024-12-06 02:05:52,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:05:52,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:05:52,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:05:52,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:05:52,427 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:05:52,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-12-06 02:05:55,207 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/173d54d86/7a21168f4890428b9082c80336d6d89f/FLAG37aa5c27b [2024-12-06 02:05:55,523 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:05:55,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-12-06 02:05:55,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/173d54d86/7a21168f4890428b9082c80336d6d89f/FLAG37aa5c27b [2024-12-06 02:05:55,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/data/173d54d86/7a21168f4890428b9082c80336d6d89f [2024-12-06 02:05:55,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:05:55,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:05:55,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:05:55,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:05:55,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:05:55,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:05:55" (1/1) ... [2024-12-06 02:05:55,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f81901f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:55, skipping insertion in model container [2024-12-06 02:05:55,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:05:55" (1/1) ... [2024-12-06 02:05:55,616 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:05:56,641 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,646 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,648 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,650 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,653 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,653 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,656 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,659 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,661 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,666 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,666 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,673 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,679 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,687 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,695 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,709 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:05:56,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:05:56,760 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:05:56,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:05:57,064 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 02:05:57,073 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:05:57,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57 WrapperNode [2024-12-06 02:05:57,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:05:57,074 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:05:57,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:05:57,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:05:57,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,174 INFO L138 Inliner]: procedures = 613, calls = 512, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 889 [2024-12-06 02:05:57,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:05:57,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:05:57,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:05:57,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:05:57,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:05:57,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:05:57,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:05:57,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:05:57,286 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:05:57" (1/1) ... [2024-12-06 02:05:57,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:05:57,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:05:57,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:05:57,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:05:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:05:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 02:05:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 02:05:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:05:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 02:05:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 02:05:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:05:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 02:05:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 02:05:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2024-12-06 02:05:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-12-06 02:05:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-12-06 02:05:57,745 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:05:57,746 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:05:59,509 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-12-06 02:05:59,509 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:05:59,724 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:05:59,725 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 02:05:59,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:05:59 BoogieIcfgContainer [2024-12-06 02:05:59,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:05:59,726 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:05:59,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:05:59,737 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:05:59,737 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:05:59" (1/1) ... [2024-12-06 02:05:59,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:05:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 153 states and 191 transitions. [2024-12-06 02:05:59,801 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 191 transitions. [2024-12-06 02:05:59,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:05:59,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:59,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:59,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:59,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:59,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:06:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:00,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:00,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:00,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:06:01,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:06:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 152 states and 190 transitions. [2024-12-06 02:06:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2024-12-06 02:06:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:06:02,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:02,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:02,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:02,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:02,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:06:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:03,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:03,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:04,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:06:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-12-06 02:06:05,153 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-12-06 02:06:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:06:05,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:05,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:05,155 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:05,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:06:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:06:06,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:06,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:06:07,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 158 states and 197 transitions. [2024-12-06 02:06:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 197 transitions. [2024-12-06 02:06:07,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:06:07,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:07,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:07,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:07,006 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:07,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:06:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:08,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:08,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:06:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 161 states and 200 transitions. [2024-12-06 02:06:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 200 transitions. [2024-12-06 02:06:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:06:08,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:08,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:08,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:08,849 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:08,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:06:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:09,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:10,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:10,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:06:10,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:10,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 203 transitions. [2024-12-06 02:06:10,853 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 203 transitions. [2024-12-06 02:06:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:06:10,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:10,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:10,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:10,855 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:10,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:06:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:12,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:12,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:06:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 167 states and 206 transitions. [2024-12-06 02:06:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 206 transitions. [2024-12-06 02:06:12,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:06:12,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:12,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:12,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:12,804 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:12,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:06:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:06:14,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:14,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:06:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-12-06 02:06:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-12-06 02:06:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:06:14,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:14,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:14,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:14,985 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:14,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:06:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:06:16,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:16,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:06:17,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:17,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 173 states and 212 transitions. [2024-12-06 02:06:17,184 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 212 transitions. [2024-12-06 02:06:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:06:17,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:17,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:17,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:17,186 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:17,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:06:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:06:18,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:19,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:06:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:19,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 176 states and 215 transitions. [2024-12-06 02:06:19,658 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 215 transitions. [2024-12-06 02:06:19,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:06:19,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:19,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:19,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:19,660 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:19,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:06:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:20,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:21,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:06:21,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:21,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:06:22,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 179 states and 218 transitions. [2024-12-06 02:06:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 218 transitions. [2024-12-06 02:06:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:06:22,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:22,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:22,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:22,103 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:22,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:06:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:06:23,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:24,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:06:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 182 states and 221 transitions. [2024-12-06 02:06:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 221 transitions. [2024-12-06 02:06:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:06:24,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:24,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:24,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:24,798 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:24,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:06:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,938 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:06:26,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:06:26,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:06:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 179 states and 216 transitions. [2024-12-06 02:06:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 216 transitions. [2024-12-06 02:06:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:06:27,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:27,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:27,560 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:27,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:06:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:27,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:28,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:28,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:06:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:28,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 178 states and 215 transitions. [2024-12-06 02:06:28,443 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 215 transitions. [2024-12-06 02:06:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:06:28,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:28,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:28,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:28,446 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:28,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:06:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:29,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:06:30,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:30,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:06:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:31,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 177 states and 214 transitions. [2024-12-06 02:06:31,234 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 214 transitions. [2024-12-06 02:06:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:06:31,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:31,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:31,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:31,236 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:31,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:06:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:31,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:32,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:32,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:06:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 176 states and 213 transitions. [2024-12-06 02:06:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 213 transitions. [2024-12-06 02:06:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:06:32,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:32,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:32,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:32,220 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:32,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:06:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:33,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:34,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:06:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:34,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 175 states and 212 transitions. [2024-12-06 02:06:34,377 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 212 transitions. [2024-12-06 02:06:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:06:34,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:34,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:34,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:34,380 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:34,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:06:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:35,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:35,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:35,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:06:35,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 174 states and 211 transitions. [2024-12-06 02:06:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 211 transitions. [2024-12-06 02:06:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:06:35,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:35,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:35,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:35,494 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:35,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:06:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:35,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:36,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:36,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:36,553 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:36,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:06:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 173 states and 210 transitions. [2024-12-06 02:06:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 210 transitions. [2024-12-06 02:06:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:06:36,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:36,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:36,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:36,568 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:36,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:06:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:38,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:38,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:38,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:06:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 177 states and 218 transitions. [2024-12-06 02:06:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 218 transitions. [2024-12-06 02:06:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:06:39,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:39,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:39,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:39,318 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:39,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:06:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:40,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:41,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:41,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:41,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:06:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:42,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 180 states and 224 transitions. [2024-12-06 02:06:42,632 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 224 transitions. [2024-12-06 02:06:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:06:42,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:42,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:42,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:42,634 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:42,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:06:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:43,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:43,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:06:43,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:43,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 179 states and 223 transitions. [2024-12-06 02:06:43,819 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 223 transitions. [2024-12-06 02:06:43,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:06:43,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:43,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:43,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:43,822 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:43,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:06:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:44,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:44,911 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:44,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:06:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 178 states and 222 transitions. [2024-12-06 02:06:44,923 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 222 transitions. [2024-12-06 02:06:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:06:44,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:44,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:44,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:44,926 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:44,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:06:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:45,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:46,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:06:46,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:46,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:06:46,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 177 states and 221 transitions. [2024-12-06 02:06:46,047 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 221 transitions. [2024-12-06 02:06:46,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:06:46,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:46,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:46,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:46,051 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:46,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:06:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:48,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:48,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:06:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 180 states and 226 transitions. [2024-12-06 02:06:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 226 transitions. [2024-12-06 02:06:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:06:48,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:48,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:48,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:48,662 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:48,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:06:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:50,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 02:06:50,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:06:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 182 states and 227 transitions. [2024-12-06 02:06:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 227 transitions. [2024-12-06 02:06:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:06:51,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:51,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:51,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:51,220 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:51,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:06:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:52,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:53,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:06:53,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:53,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:06:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 185 states and 232 transitions. [2024-12-06 02:06:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 232 transitions. [2024-12-06 02:06:55,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:06:55,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:55,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:55,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:55,637 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:55,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:06:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:57,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:58,420 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:06:58,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:07:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 103 states and 132 transitions. [2024-12-06 02:07:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2024-12-06 02:07:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:07:00,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:00,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:00,349 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:00,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:07:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:01,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:02,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 02:07:02,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:07:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:03,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 133 transitions. [2024-12-06 02:07:03,043 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2024-12-06 02:07:03,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:07:03,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:03,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:03,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:03,046 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:03,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:07:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:04,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:07:05,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:05,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:07:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 108 states and 138 transitions. [2024-12-06 02:07:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 138 transitions. [2024-12-06 02:07:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:07:07,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:07,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:07,802 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:07,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:07:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:09,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:10,055 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 02:07:10,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:07:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 110 states and 139 transitions. [2024-12-06 02:07:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 139 transitions. [2024-12-06 02:07:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:07:10,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:10,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:10,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:10,655 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:10,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:07:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:07:12,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:13,459 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:13,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:07:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 113 states and 144 transitions. [2024-12-06 02:07:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2024-12-06 02:07:15,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:07:15,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:15,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:15,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:15,953 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:15,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:07:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:17,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:18,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:18,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-06 02:07:18,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:07:18,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 145 transitions. [2024-12-06 02:07:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2024-12-06 02:07:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:07:18,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:18,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:18,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:18,919 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:18,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:07:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:20,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:21,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:07:21,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:21,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:07:24,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 118 states and 150 transitions. [2024-12-06 02:07:24,339 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 150 transitions. [2024-12-06 02:07:24,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:07:24,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:24,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:24,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:24,341 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:24,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:07:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:26,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:26,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-06 02:07:26,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:07:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 120 states and 151 transitions. [2024-12-06 02:07:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2024-12-06 02:07:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:07:27,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:27,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:27,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:27,442 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:27,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:07:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:30,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:30,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:07:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 123 states and 156 transitions. [2024-12-06 02:07:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2024-12-06 02:07:33,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:07:33,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:33,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:33,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:33,725 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:33,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:07:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:35,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:36,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:36,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-06 02:07:36,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:07:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 157 transitions. [2024-12-06 02:07:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions. [2024-12-06 02:07:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:07:36,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:36,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:36,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:36,953 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:36,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:07:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:38,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:39,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:40,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:07:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 162 transitions. [2024-12-06 02:07:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 162 transitions. [2024-12-06 02:07:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:07:43,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:43,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:43,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:43,141 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:43,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:07:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:44,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:45,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:45,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-12-06 02:07:45,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:07:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:46,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 130 states and 163 transitions. [2024-12-06 02:07:46,473 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2024-12-06 02:07:46,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:07:46,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:46,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:46,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:46,476 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:46,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:07:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:07:48,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:49,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:07:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 168 transitions. [2024-12-06 02:07:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2024-12-06 02:07:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:07:52,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:52,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:52,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:52,782 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:52,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:07:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:54,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:55,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:07:55,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 02:07:55,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:07:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 135 states and 169 transitions. [2024-12-06 02:07:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 169 transitions. [2024-12-06 02:07:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:07:56,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:56,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:56,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:56,163 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:56,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:07:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:58,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:58,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:07:58,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:07:59,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:08:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 138 states and 174 transitions. [2024-12-06 02:08:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2024-12-06 02:08:03,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:08:03,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:03,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:03,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:03,050 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:03,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:08:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:05,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:05,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:08:05,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:05,854 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-06 02:08:05,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:08:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 140 states and 175 transitions. [2024-12-06 02:08:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 175 transitions. [2024-12-06 02:08:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:08:06,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:06,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:06,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:06,719 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:06,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:08:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:08,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:09,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:08:09,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:08:10,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:08:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 143 states and 180 transitions. [2024-12-06 02:08:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2024-12-06 02:08:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:08:13,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:13,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:13,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:13,947 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:13,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:08:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:16,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:16,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:08:16,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 02:08:16,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:08:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 145 states and 181 transitions. [2024-12-06 02:08:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 181 transitions. [2024-12-06 02:08:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:08:17,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:17,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:17,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:17,787 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:17,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:08:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:19,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:20,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:08:20,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:21,240 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 02:08:21,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:08:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:25,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 146 states and 182 transitions. [2024-12-06 02:08:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 182 transitions. [2024-12-06 02:08:25,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 02:08:25,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:25,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:25,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:25,291 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:25,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:08:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:27,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:27,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:08:27,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:08:27,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:08:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 183 transitions. [2024-12-06 02:08:29,241 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2024-12-06 02:08:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:08:29,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:29,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:29,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:29,244 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:29,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:08:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:31,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:32,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:08:32,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:08:33,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:08:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:39,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 154 states and 212 transitions. [2024-12-06 02:08:39,140 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 212 transitions. [2024-12-06 02:08:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:08:39,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:39,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:39,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:39,143 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:39,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:08:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:41,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:41,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:08:41,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:42,005 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:08:42,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:08:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 155 states and 212 transitions. [2024-12-06 02:08:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2024-12-06 02:08:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:08:44,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:44,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:44,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:44,113 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:44,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:09:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:39,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:40,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-06 02:09:40,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:40,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 02:09:41,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 02:09:41,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 02:09:41,608 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2024-12-06 02:09:41,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2024-12-06 02:09:42,686 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 02:09:42,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:42,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 133 [2024-12-06 02:09:42,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:42,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:42,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 139 [2024-12-06 02:09:42,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:42,887 INFO L349 Elim1Store]: treesize reduction 39, result has 11.4 percent of original size [2024-12-06 02:09:42,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 87 [2024-12-06 02:09:42,963 INFO L349 Elim1Store]: treesize reduction 6, result has 64.7 percent of original size [2024-12-06 02:09:42,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2024-12-06 02:09:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:43,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 51 [2024-12-06 02:09:43,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2024-12-06 02:09:43,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:43,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 104 [2024-12-06 02:09:43,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:43,137 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2024-12-06 02:09:43,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 1 [2024-12-06 02:09:44,303 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:44,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:44,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:44,715 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:44,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:44,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:45,145 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:45,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:45,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:45,582 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:45,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:45,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:45,991 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:45,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:46,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:46,362 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:46,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:46,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:46,742 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:46,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:46,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:47,136 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:47,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:47,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:47,521 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:47,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:47,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:47,900 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-12-06 02:09:47,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-12-06 02:09:47,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 02:09:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:49,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:49,583 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 02:09:49,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 10 [2024-12-06 02:09:49,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:49,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 02:09:49,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 02:09:49,635 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:09:49,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 14 [2024-12-06 02:09:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 02:09:50,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-12-06 02:10:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 191 states and 265 transitions. [2024-12-06 02:10:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 265 transitions. [2024-12-06 02:10:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:10:40,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:40,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:40,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:40,341 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:40,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:10:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:42,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:43,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:10:43,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:10:44,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:10:47,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:47,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 194 states and 269 transitions. [2024-12-06 02:10:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 269 transitions. [2024-12-06 02:10:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:10:47,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:47,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:47,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:47,253 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:47,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:10:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:49,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:10:50,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 02:10:50,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:10:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 196 states and 270 transitions. [2024-12-06 02:10:52,165 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 270 transitions. [2024-12-06 02:10:52,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:10:52,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:52,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:52,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:52,167 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:52,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 02:10:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:10:54,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:54,974 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 93 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:10:55,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 02:10:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 270 transitions. [2024-12-06 02:10:57,772 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 270 transitions. [2024-12-06 02:10:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:10:57,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:57,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:57,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:57,774 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:57,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 02:10:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:59,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:00,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:11:00,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:11:01,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 02:11:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:05,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 200 states and 274 transitions. [2024-12-06 02:11:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 274 transitions. [2024-12-06 02:11:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 02:11:05,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:05,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:05,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:05,219 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:05,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 02:11:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:07,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:08,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:11:08,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 02:11:08,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 02:11:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 202 states and 275 transitions. [2024-12-06 02:11:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2024-12-06 02:11:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 02:11:10,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:10,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:10,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:10,437 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:10,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 02:11:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:12,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:13,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:11:13,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 124 proven. 18 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:11:13,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 02:11:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 203 states and 275 transitions. [2024-12-06 02:11:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 275 transitions. [2024-12-06 02:11:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 02:11:16,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:16,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:16,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:16,442 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:16,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 02:11:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:19,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:11:19,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 02:11:26,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 02:11:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 209 states and 285 transitions. [2024-12-06 02:11:40,769 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 285 transitions. [2024-12-06 02:11:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 02:11:40,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:40,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:40,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:40,771 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:40,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 02:11:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:43,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:43,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:11:43,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-06 02:11:44,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 02:11:46,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 286 transitions. [2024-12-06 02:11:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 286 transitions. [2024-12-06 02:11:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 02:11:46,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:46,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:46,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:46,307 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:46,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 02:11:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:48,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:49,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:11:49,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 155 proven. 30 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:11:49,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 02:11:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 212 states and 286 transitions. [2024-12-06 02:11:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 286 transitions. [2024-12-06 02:11:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 02:11:52,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:52,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:52,872 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:52,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 02:11:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:55,439 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:56,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:11:56,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-12-06 02:11:56,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 02:11:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 214 states and 287 transitions. [2024-12-06 02:11:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 287 transitions. [2024-12-06 02:11:58,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 02:11:58,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:58,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:58,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:58,719 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:58,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 02:12:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:01,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:01,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:12:01,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 186 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:12:02,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 02:12:05,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 215 states and 287 transitions. [2024-12-06 02:12:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 287 transitions. [2024-12-06 02:12:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 02:12:05,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:05,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:05,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:05,536 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:05,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 02:12:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:12:08,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:09,331 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-12-06 02:12:09,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 02:12:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 217 states and 288 transitions. [2024-12-06 02:12:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2024-12-06 02:12:11,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 02:12:11,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:11,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:11,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:11,534 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 02:12:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:12:14,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 217 proven. 63 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:12:14,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 02:12:18,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:18,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 218 states and 288 transitions. [2024-12-06 02:12:18,463 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 288 transitions. [2024-12-06 02:12:18,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 02:12:18,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:18,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:18,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:18,465 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:18,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 02:12:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:21,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:21,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:12:21,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-12-06 02:12:22,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 02:12:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 220 states and 289 transitions. [2024-12-06 02:12:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 289 transitions. [2024-12-06 02:12:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 02:12:24,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:24,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:24,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:24,752 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:24,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 02:12:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:27,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:28,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:12:28,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 248 proven. 84 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:12:28,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 02:12:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 221 states and 289 transitions. [2024-12-06 02:12:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 289 transitions. [2024-12-06 02:12:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 02:12:31,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:31,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:31,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:31,951 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:31,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 02:12:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:34,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:35,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:12:35,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-12-06 02:12:36,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 02:12:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 223 states and 290 transitions. [2024-12-06 02:12:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 290 transitions. [2024-12-06 02:12:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 02:12:38,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:38,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:38,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:38,709 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:38,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 02:12:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:41,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:42,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:12:42,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 279 proven. 108 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:12:42,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 02:12:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 224 states and 290 transitions. [2024-12-06 02:12:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 290 transitions. [2024-12-06 02:12:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-06 02:12:46,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:46,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:46,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:46,396 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:46,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 02:12:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:49,277 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:49,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:12:49,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 293 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2024-12-06 02:12:50,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 02:12:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 226 states and 291 transitions. [2024-12-06 02:12:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 291 transitions. [2024-12-06 02:12:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-06 02:12:53,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:53,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:53,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:53,081 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:53,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 02:12:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:56,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:56,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:12:56,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 310 proven. 135 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:12:57,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 02:13:01,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 227 states and 291 transitions. [2024-12-06 02:13:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 291 transitions. [2024-12-06 02:13:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 02:13:01,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:01,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:01,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:01,076 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:01,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 02:13:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:04,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:04,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:13:04,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-06 02:13:05,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 02:13:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 229 states and 292 transitions. [2024-12-06 02:13:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 292 transitions. [2024-12-06 02:13:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 02:13:07,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:07,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:07,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:07,986 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:07,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 02:13:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:11,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:11,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:13:11,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 341 proven. 165 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 02:13:11,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 02:13:16,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 230 states and 293 transitions. [2024-12-06 02:13:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 293 transitions. [2024-12-06 02:13:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 02:13:16,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:16,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:16,079 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:16,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 02:13:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:19,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:20,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:13:20,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-12-06 02:13:22,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 02:13:33,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 237 states and 324 transitions. [2024-12-06 02:13:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 324 transitions. [2024-12-06 02:13:33,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 02:13:33,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:33,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:33,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:33,182 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:33,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 02:13:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:13:36,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 124 proven. 3 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2024-12-06 02:13:37,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 02:13:40,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:40,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 238 states and 324 transitions. [2024-12-06 02:13:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 324 transitions. [2024-12-06 02:13:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 02:13:40,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:40,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:40,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:40,772 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:40,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfd5359-2986-428d-b8b2-e940798ff87f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process