./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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 8e036d03abaa2464843bef35227938cb8e4d04c5a12ab6a4a0003d6a8df9a501 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:29:34,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:29:34,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 23:29:34,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:29:34,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:29:34,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:29:34,434 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:29:34,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:29:34,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:29:34,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:29:34,435 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:29:34,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:29:34,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:29:34,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:29:34,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:29:34,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:29:34,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:29:34,437 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:29:34,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:29:34,437 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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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 -> 8e036d03abaa2464843bef35227938cb8e4d04c5a12ab6a4a0003d6a8df9a501 [2024-12-05 23:29:34,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:29:34,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:29:34,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:29:34,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:29:34,690 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:29:34,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2024-12-05 23:29:37,348 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/5b83a3844/9c0d645609ac451aafc975215c7ed247/FLAG3bf9c546f [2024-12-05 23:29:37,652 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:29:37,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2024-12-05 23:29:37,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/5b83a3844/9c0d645609ac451aafc975215c7ed247/FLAG3bf9c546f [2024-12-05 23:29:37,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/5b83a3844/9c0d645609ac451aafc975215c7ed247 [2024-12-05 23:29:37,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:29:37,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:29:37,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:29:37,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:29:37,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:29:37,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:29:37" (1/1) ... [2024-12-05 23:29:37,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5887bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:37, skipping insertion in model container [2024-12-05 23:29:37,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:29:37" (1/1) ... [2024-12-05 23:29:37,968 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:29:38,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:29:38,874 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:29:38,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:29:39,073 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 23:29:39,079 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:29:39,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39 WrapperNode [2024-12-05 23:29:39,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:29:39,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:29:39,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:29:39,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:29:39,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,156 INFO L138 Inliner]: procedures = 597, calls = 507, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 818 [2024-12-05 23:29:39,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:29:39,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:29:39,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:29:39,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:29:39,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,205 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:29:39,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:29:39,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:29:39,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:29:39,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:29:39" (1/1) ... [2024-12-05 23:29:39,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:29:39,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:29:39,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:29:39,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2024-12-05 23:29:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:29:39,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:29:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 23:29:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:29:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:29:39,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:29:39,581 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:29:39,583 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:29:40,644 INFO L? ?]: Removed 225 outVars from TransFormulas that were not future-live. [2024-12-05 23:29:40,644 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:29:40,828 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:29:40,828 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-05 23:29:40,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:29:40 BoogieIcfgContainer [2024-12-05 23:29:40,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:29:40,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:29:40,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:29:40,839 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:29:40,839 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:29:40" (1/1) ... [2024-12-05 23:29:40,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:29:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2024-12-05 23:29:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2024-12-05 23:29:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 23:29:40,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:40,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:41,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2024-12-05 23:29:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2024-12-05 23:29:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:29:42,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 119 states and 148 transitions. [2024-12-05 23:29:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2024-12-05 23:29:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:29:42,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 121 states and 151 transitions. [2024-12-05 23:29:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 151 transitions. [2024-12-05 23:29:43,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:29:43,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:29:43,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2024-12-05 23:29:43,913 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2024-12-05 23:29:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:29:43,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 121 states and 151 transitions. [2024-12-05 23:29:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 151 transitions. [2024-12-05 23:29:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:29:44,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:44,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:44,646 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:29:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2024-12-05 23:29:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2024-12-05 23:29:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:29:44,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:44,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:29:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 119 states and 149 transitions. [2024-12-05 23:29:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-12-05 23:29:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:29:45,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:45,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 122 states and 152 transitions. [2024-12-05 23:29:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2024-12-05 23:29:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:29:45,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:45,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:46,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 125 states and 155 transitions. [2024-12-05 23:29:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2024-12-05 23:29:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:29:46,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:46,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 128 states and 158 transitions. [2024-12-05 23:29:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2024-12-05 23:29:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:29:46,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:46,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:47,159 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 131 states and 161 transitions. [2024-12-05 23:29:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 161 transitions. [2024-12-05 23:29:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:29:47,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:47,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 134 states and 164 transitions. [2024-12-05 23:29:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 164 transitions. [2024-12-05 23:29:48,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:29:48,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:48,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:48,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 137 states and 167 transitions. [2024-12-05 23:29:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2024-12-05 23:29:48,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:29:48,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:48,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 140 states and 170 transitions. [2024-12-05 23:29:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 170 transitions. [2024-12-05 23:29:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 23:29:49,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:49,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:49,505 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:49,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 143 states and 172 transitions. [2024-12-05 23:29:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 172 transitions. [2024-12-05 23:29:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:29:49,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:49,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 142 states and 171 transitions. [2024-12-05 23:29:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 171 transitions. [2024-12-05 23:29:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:29:50,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 141 states and 170 transitions. [2024-12-05 23:29:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 170 transitions. [2024-12-05 23:29:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 23:29:50,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 140 states and 169 transitions. [2024-12-05 23:29:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-12-05 23:29:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:29:51,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:51,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:51,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2024-12-05 23:29:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2024-12-05 23:29:51,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:29:51,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:51,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-12-05 23:29:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-12-05 23:29:51,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:29:51,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:51,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 77 transitions. [2024-12-05 23:29:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2024-12-05 23:29:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:29:52,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:52,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 80 transitions. [2024-12-05 23:29:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2024-12-05 23:29:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:29:52,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:52,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 23:29:53,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 89 transitions. [2024-12-05 23:29:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-05 23:29:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:29:53,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:53,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:53,819 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 23:29:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 88 transitions. [2024-12-05 23:29:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-05 23:29:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:29:54,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 23:29:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 89 transitions. [2024-12-05 23:29:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-05 23:29:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:29:54,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:54,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-05 23:29:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 88 transitions. [2024-12-05 23:29:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-05 23:29:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:29:54,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:54,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 23:29:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 91 transitions. [2024-12-05 23:29:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2024-12-05 23:29:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-05 23:29:55,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:55,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-05 23:29:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 92 transitions. [2024-12-05 23:29:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2024-12-05 23:29:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 23:29:55,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:56,200 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:56,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 93 transitions. [2024-12-05 23:29:56,403 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2024-12-05 23:29:56,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:29:56,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:56,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 96 transitions. [2024-12-05 23:29:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-05 23:29:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:29:57,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:57,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 99 transitions. [2024-12-05 23:29:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2024-12-05 23:29:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 23:29:57,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:57,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:58,166 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 89 states and 102 transitions. [2024-12-05 23:29:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2024-12-05 23:29:58,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:29:58,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:58,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:29:59,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 92 states and 105 transitions. [2024-12-05 23:29:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-12-05 23:29:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 23:29:59,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:59,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:00,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 108 transitions. [2024-12-05 23:30:00,223 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2024-12-05 23:30:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:30:00,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:00,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:01,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 111 transitions. [2024-12-05 23:30:01,081 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2024-12-05 23:30:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 23:30:01,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:01,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:01,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:01,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 101 states and 114 transitions. [2024-12-05 23:30:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-12-05 23:30:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-05 23:30:01,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 104 states and 116 transitions. [2024-12-05 23:30:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 116 transitions. [2024-12-05 23:30:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:30:02,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:02,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 57 proven. 89 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:22,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:22,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 141 states and 176 transitions. [2024-12-05 23:30:22,548 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 176 transitions. [2024-12-05 23:30:22,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:30:22,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:22,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 142 states and 177 transitions. [2024-12-05 23:30:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 177 transitions. [2024-12-05 23:30:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:30:23,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:23,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 180 transitions. [2024-12-05 23:30:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-12-05 23:30:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:30:23,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:23,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 181 transitions. [2024-12-05 23:30:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 181 transitions. [2024-12-05 23:30:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 23:30:23,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:23,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:30:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 181 transitions. [2024-12-05 23:30:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2024-12-05 23:30:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 23:30:25,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:25,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-05 23:30:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 155 states and 196 transitions. [2024-12-05 23:30:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2024-12-05 23:30:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 23:30:27,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:27,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:28,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 157 states and 200 transitions. [2024-12-05 23:30:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 200 transitions. [2024-12-05 23:30:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 23:30:28,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:28,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-05 23:30:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 167 states and 217 transitions. [2024-12-05 23:30:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2024-12-05 23:30:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 23:30:31,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:31,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 170 states and 221 transitions. [2024-12-05 23:30:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 221 transitions. [2024-12-05 23:30:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 23:30:32,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:32,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-05 23:30:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 222 transitions. [2024-12-05 23:30:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 222 transitions. [2024-12-05 23:30:33,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 23:30:33,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:33,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-05 23:30:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 171 states and 221 transitions. [2024-12-05 23:30:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 221 transitions. [2024-12-05 23:30:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:30:34,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-05 23:30:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 173 states and 222 transitions. [2024-12-05 23:30:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 222 transitions. [2024-12-05 23:30:35,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:30:35,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:35,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-05 23:30:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 219 states and 280 transitions. [2024-12-05 23:30:48,355 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 280 transitions. [2024-12-05 23:30:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 23:30:48,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:48,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:49,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 222 states and 283 transitions. [2024-12-05 23:30:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 283 transitions. [2024-12-05 23:30:49,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 23:30:49,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:49,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-05 23:30:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 224 states and 284 transitions. [2024-12-05 23:30:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 284 transitions. [2024-12-05 23:30:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 23:30:50,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:50,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-05 23:30:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 226 states and 285 transitions. [2024-12-05 23:30:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 285 transitions. [2024-12-05 23:30:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-05 23:30:51,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:51,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:52,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:52,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 229 states and 288 transitions. [2024-12-05 23:30:52,902 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2024-12-05 23:30:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 23:30:52,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:52,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 232 states and 291 transitions. [2024-12-05 23:30:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 291 transitions. [2024-12-05 23:30:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-05 23:30:54,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 235 states and 294 transitions. [2024-12-05 23:30:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 294 transitions. [2024-12-05 23:30:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-05 23:30:55,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:55,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 238 states and 297 transitions. [2024-12-05 23:30:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 297 transitions. [2024-12-05 23:30:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-05 23:30:56,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:56,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 300 transitions. [2024-12-05 23:30:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 300 transitions. [2024-12-05 23:30:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 23:30:57,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:57,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:30:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 244 states and 303 transitions. [2024-12-05 23:30:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2024-12-05 23:30:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-05 23:30:59,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:31:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 247 states and 305 transitions. [2024-12-05 23:31:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 305 transitions. [2024-12-05 23:31:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 23:31:00,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:00,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:31:01,349 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:31:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:31:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:31:12,428 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) [2024-12-05 23:31:12,433 INFO L158 Benchmark]: Toolchain (without parser) took 94515.97ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 112.8MB in the beginning and 902.1MB in the end (delta: -789.2MB). Peak memory consumption was 328.6MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,434 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:31:12,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1160.24ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 86.2MB in the end (delta: 26.6MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.60ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 78.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,434 INFO L158 Benchmark]: Boogie Preprocessor took 74.29ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 71.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,435 INFO L158 Benchmark]: RCFGBuilder took 1596.83ms. Allocated memory is still 142.6MB. Free memory was 71.8MB in the beginning and 55.2MB in the end (delta: 16.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,435 INFO L158 Benchmark]: CodeCheck took 91602.75ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 55.2MB in the beginning and 902.1MB in the end (delta: -846.8MB). Peak memory consumption was 271.6MB. Max. memory is 16.1GB. [2024-12-05 23:31:12,437 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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1160.24ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 86.2MB in the end (delta: 26.6MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.60ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 78.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.29ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 71.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1596.83ms. Allocated memory is still 142.6MB. Free memory was 71.8MB in the beginning and 55.2MB in the end (delta: 16.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * CodeCheck took 91602.75ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 55.2MB in the beginning and 902.1MB in the end (delta: -846.8MB). Peak memory consumption was 271.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:31:12,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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 8e036d03abaa2464843bef35227938cb8e4d04c5a12ab6a4a0003d6a8df9a501 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:31:14,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:31:14,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 23:31:14,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:31:14,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:31:14,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:31:14,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:31:14,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:31:14,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:31:14,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:31:14,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:31:14,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:31:14,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:31:14,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:31:14,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:31:14,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:31:14,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:31:14,508 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:31:14,508 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:14,508 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:31:14,508 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_17ee6ac4-4198-4a90-81bb-fe445bc06e56/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 -> 8e036d03abaa2464843bef35227938cb8e4d04c5a12ab6a4a0003d6a8df9a501 [2024-12-05 23:31:14,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:31:14,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:31:14,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:31:14,756 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:31:14,757 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:31:14,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2024-12-05 23:31:17,421 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/ef9f6b8b9/41cd099eade14cac847565ad3fbd1237/FLAGf5fcf8654 [2024-12-05 23:31:17,733 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:31:17,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2024-12-05 23:31:17,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/ef9f6b8b9/41cd099eade14cac847565ad3fbd1237/FLAGf5fcf8654 [2024-12-05 23:31:17,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/data/ef9f6b8b9/41cd099eade14cac847565ad3fbd1237 [2024-12-05 23:31:17,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:31:17,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:31:17,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:31:17,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:31:17,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:31:17,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:31:17" (1/1) ... [2024-12-05 23:31:17,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6114a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:17, skipping insertion in model container [2024-12-05 23:31:17,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:31:17" (1/1) ... [2024-12-05 23:31:17,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:31:18,620 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,623 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,626 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,627 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,630 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,631 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,633 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,633 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,635 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,638 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,640 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,645 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,651 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,652 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,668 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:31:18,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:31:18,717 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:31:18,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:31:18,979 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 23:31:18,986 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:31:18,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18 WrapperNode [2024-12-05 23:31:18,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:31:18,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:31:18,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:31:18,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:31:18,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,070 INFO L138 Inliner]: procedures = 608, calls = 507, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 796 [2024-12-05 23:31:19,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:31:19,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:31:19,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:31:19,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:31:19,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,123 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:31:19,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:31:19,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:31:19,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:31:19,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:18" (1/1) ... [2024-12-05 23:31:19,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:31:19,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:31:19,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:31:19,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:31:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2024-12-05 23:31:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2024-12-05 23:31:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:31:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:31:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 23:31:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:31:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:31:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-05 23:31:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-05 23:31:19,572 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:31:19,573 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:31:31,450 INFO L? ?]: Removed 215 outVars from TransFormulas that were not future-live. [2024-12-05 23:31:31,450 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:31:31,667 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:31:31,667 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-05 23:31:31,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:31:31 BoogieIcfgContainer [2024-12-05 23:31:31,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:31:31,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:31:31,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:31:31,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:31:31,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:31:31" (1/1) ... [2024-12-05 23:31:31,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:31:31,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2024-12-05 23:31:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2024-12-05 23:31:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 23:31:31,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:31,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:31,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:31:31,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:31:31,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:31:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:32,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:31:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:33,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:31:33,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:31:33,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:31:33,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:31:43,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:31:43,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2024-12-05 23:31:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2024-12-05 23:31:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:31:43,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:43,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:43,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:31:43,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:31:43,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:31:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:44,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:31:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:45,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:31:45,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:31:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:31:45,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:31:55,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 23:31:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2024-12-05 23:31:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2024-12-05 23:31:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:31:56,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:56,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:56,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:31:56,019 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:31:56,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:31:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:57,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:31:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:57,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:31:57,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:31:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:31:57,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:31:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:58,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 121 states and 150 transitions. [2024-12-05 23:31:58,190 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 150 transitions. [2024-12-05 23:31:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:31:58,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:58,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:31:58,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:31:58,192 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:31:58,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:31:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:59,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:31:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:59,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:31:59,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:00,061 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:00,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:32:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 124 states and 153 transitions. [2024-12-05 23:32:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2024-12-05 23:32:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:32:00,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:00,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:00,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:00,621 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:00,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:32:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:01,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:02,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:32:02,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:02,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:32:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 127 states and 156 transitions. [2024-12-05 23:32:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 156 transitions. [2024-12-05 23:32:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:32:03,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:03,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:03,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:03,490 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:03,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:32:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:04,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:05,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 23:32:05,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:05,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:32:06,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 130 states and 159 transitions. [2024-12-05 23:32:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 159 transitions. [2024-12-05 23:32:06,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:32:06,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:06,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:06,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:06,442 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:06,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:32:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:07,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:08,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:32:08,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:08,748 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:08,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:32:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:09,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-12-05 23:32:09,667 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-05 23:32:09,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:32:09,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:09,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:09,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:09,670 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:09,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:32:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:10,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:11,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:32:11,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:12,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:32:13,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 136 states and 165 transitions. [2024-12-05 23:32:13,053 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2024-12-05 23:32:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:32:13,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:13,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:13,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:13,056 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:13,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:32:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:14,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:14,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:32:14,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:15,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:32:16,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:16,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 139 states and 168 transitions. [2024-12-05 23:32:16,853 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 168 transitions. [2024-12-05 23:32:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:32:16,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:16,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:16,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:16,856 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:16,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:32:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:18,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:18,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:32:18,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:19,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:32:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 142 states and 171 transitions. [2024-12-05 23:32:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 171 transitions. [2024-12-05 23:32:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:32:20,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:20,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:20,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:20,729 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:20,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:32:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:21,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:22,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:32:22,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:23,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:32:24,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:24,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 145 states and 174 transitions. [2024-12-05 23:32:24,892 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 174 transitions. [2024-12-05 23:32:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 23:32:24,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:24,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:24,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:24,894 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:24,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:32:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:26,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:26,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:32:26,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:27,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 23:32:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 142 states and 169 transitions. [2024-12-05 23:32:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 169 transitions. [2024-12-05 23:32:29,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 23:32:29,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:29,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:29,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:29,161 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:29,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:32:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:29,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:30,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:32:30,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:30,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:32:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 141 states and 168 transitions. [2024-12-05 23:32:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 168 transitions. [2024-12-05 23:32:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:32:30,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:30,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:30,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:30,470 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:30,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:32:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:32,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:32,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:32:32,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:33,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:32:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 140 states and 167 transitions. [2024-12-05 23:32:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 167 transitions. [2024-12-05 23:32:34,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:32:34,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:34,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:34,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:34,707 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:34,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:32:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:35,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:36,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:32:36,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:36,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:32:36,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 139 states and 166 transitions. [2024-12-05 23:32:36,060 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 166 transitions. [2024-12-05 23:32:36,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 23:32:36,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:36,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:36,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:36,062 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:36,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:32:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:36,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:37,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:32:37,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:37,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:32:38,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 138 states and 165 transitions. [2024-12-05 23:32:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 165 transitions. [2024-12-05 23:32:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:32:38,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:38,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:38,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:38,486 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:38,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:32:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:39,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:40,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:32:40,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:40,004 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:40,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:32:40,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:40,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 137 states and 164 transitions. [2024-12-05 23:32:40,106 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 164 transitions. [2024-12-05 23:32:40,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:32:40,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:40,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:40,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:40,109 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:40,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:32:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:41,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:41,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:32:41,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:41,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:32:41,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 136 states and 163 transitions. [2024-12-05 23:32:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 163 transitions. [2024-12-05 23:32:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:32:41,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:41,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:41,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:41,736 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:41,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:32:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:43,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:43,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:32:43,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:44,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 23:32:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 139 states and 167 transitions. [2024-12-05 23:32:45,219 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 167 transitions. [2024-12-05 23:32:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:32:45,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:45,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:45,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:45,222 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:45,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:32:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:47,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:47,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:32:47,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:48,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:32:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 71 transitions. [2024-12-05 23:32:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2024-12-05 23:32:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:32:50,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:50,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:50,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:50,511 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:50,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:32:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:52,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:52,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:32:52,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:53,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:32:55,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 74 transitions. [2024-12-05 23:32:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2024-12-05 23:32:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 23:32:55,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:55,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:55,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:55,205 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:55,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:32:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:56,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:57,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:32:57,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:32:58,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:32:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 77 transitions. [2024-12-05 23:32:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2024-12-05 23:32:59,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 23:32:59,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:59,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:59,837 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:59,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:33:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:01,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:02,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:33:02,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:03,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 23:33:04,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 80 transitions. [2024-12-05 23:33:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2024-12-05 23:33:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:33:04,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:04,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:04,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:04,949 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:04,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:33:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:06,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:07,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 23:33:07,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:08,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 23:33:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 83 transitions. [2024-12-05 23:33:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2024-12-05 23:33:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:33:10,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:10,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:10,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:10,360 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:10,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 23:33:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:12,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:12,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:33:12,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:13,688 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:13,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 23:33:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 86 transitions. [2024-12-05 23:33:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2024-12-05 23:33:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 23:33:15,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:15,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:15,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:15,894 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:15,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 23:33:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:17,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:18,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:33:18,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:19,297 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:19,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 23:33:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 89 transitions. [2024-12-05 23:33:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2024-12-05 23:33:21,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:33:21,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:21,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:21,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:21,626 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:21,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 23:33:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:23,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:24,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:33:24,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:25,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 23:33:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:27,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 92 transitions. [2024-12-05 23:33:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2024-12-05 23:33:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 23:33:27,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:27,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:27,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:27,851 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:27,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 23:33:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:29,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:30,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:33:30,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:31,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 23:33:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:34,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 89 states and 95 transitions. [2024-12-05 23:33:34,267 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2024-12-05 23:33:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:33:34,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:34,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:34,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:34,270 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:34,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 23:33:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:36,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:36,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:33:36,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:38,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 23:33:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 98 transitions. [2024-12-05 23:33:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2024-12-05 23:33:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 23:33:41,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:41,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:41,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:41,090 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:41,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 23:33:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:43,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:43,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:33:43,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:33:45,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 23:33:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 93 transitions. [2024-12-05 23:33:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2024-12-05 23:33:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 23:33:48,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:48,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:48,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:48,012 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:48,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 23:33:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:50,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:50,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:33:50,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-05 23:33:52,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 23:34:24,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:34:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 122 states and 127 transitions. [2024-12-05 23:34:24,717 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2024-12-05 23:34:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:34:24,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:34:24,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:34:24,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:34:24,719 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:34:24,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ee6ac4-4198-4a90-81bb-fe445bc06e56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process