./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-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_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/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_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/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_8f058bc6-c686-4e96-9296-91c33f0348fe/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 bacdcb0022ed9da204b2f4dd75716ae7304df31b79785d3f644890abf5aef4c3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:09:59,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:09:59,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 06:09:59,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:09:59,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:09:59,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:09:59,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:09:59,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:09:59,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:09:59,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:09:59,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 06:09:59,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:09:59,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:09:59,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:09:59,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:09:59,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:09:59,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:09:59,466 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_8f058bc6-c686-4e96-9296-91c33f0348fe/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 -> bacdcb0022ed9da204b2f4dd75716ae7304df31b79785d3f644890abf5aef4c3 [2024-12-06 06:09:59,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:09:59,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:09:59,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:09:59,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:09:59,714 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:09:59,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/yes-1.i [2024-12-06 06:10:02,355 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/d2f543be4/e3afef1422324b379695eafb4e8ffe6d/FLAG4d68d98f7 [2024-12-06 06:10:02,662 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:10:02,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/sv-benchmarks/c/busybox-1.22.0/yes-1.i [2024-12-06 06:10:02,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/d2f543be4/e3afef1422324b379695eafb4e8ffe6d/FLAG4d68d98f7 [2024-12-06 06:10:02,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/d2f543be4/e3afef1422324b379695eafb4e8ffe6d [2024-12-06 06:10:02,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:10:02,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:10:02,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:02,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:10:02,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:10:02,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:02" (1/1) ... [2024-12-06 06:10:02,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5507394b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:02, skipping insertion in model container [2024-12-06 06:10:02,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:02" (1/1) ... [2024-12-06 06:10:02,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:10:03,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:03,583 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:10:03,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:03,788 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 06:10:03,794 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:10:03,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03 WrapperNode [2024-12-06 06:10:03,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:03,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:03,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:10:03,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:10:03,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,873 INFO L138 Inliner]: procedures = 596, calls = 482, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 796 [2024-12-06 06:10:03,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:03,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:10:03,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:10:03,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:10:03,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,891 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,921 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,939 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:10:03,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:10:03,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:10:03,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:10:03,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:03" (1/1) ... [2024-12-06 06:10:03,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:03,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:10:03,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:10:03,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 06:10:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:10:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 06:10:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:10:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 06:10:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:10:04,286 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:10:04,288 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:10:04,987 INFO L? ?]: Removed 230 outVars from TransFormulas that were not future-live. [2024-12-06 06:10:04,987 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:10:05,195 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:10:05,195 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-06 06:10:05,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:05 BoogieIcfgContainer [2024-12-06 06:10:05,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:10:05,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:10:05,197 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:10:05,207 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:10:05,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:05" (1/1) ... [2024-12-06 06:10:05,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:10:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 155 transitions. [2024-12-06 06:10:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 155 transitions. [2024-12-06 06:10:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:10:05,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:05,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 130 states and 158 transitions. [2024-12-06 06:10:05,905 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 158 transitions. [2024-12-06 06:10:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:10:05,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:05,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 131 states and 159 transitions. [2024-12-06 06:10:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 159 transitions. [2024-12-06 06:10:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:10:06,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:06,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-12-06 06:10:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-06 06:10:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:10:06,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 06:10:06,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 132 states and 161 transitions. [2024-12-06 06:10:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 161 transitions. [2024-12-06 06:10:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:10:06,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:06,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:07,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:07,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-12-06 06:10:07,152 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-06 06:10:07,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:10:07,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:07,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:10:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 132 states and 161 transitions. [2024-12-06 06:10:07,479 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 161 transitions. [2024-12-06 06:10:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:10:07,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:07,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 06:10:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 131 states and 160 transitions. [2024-12-06 06:10:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 160 transitions. [2024-12-06 06:10:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:10:07,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 134 states and 163 transitions. [2024-12-06 06:10:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2024-12-06 06:10:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:10:08,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 137 states and 166 transitions. [2024-12-06 06:10:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 166 transitions. [2024-12-06 06:10:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:10:08,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:08,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:08,702 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:08,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 140 states and 169 transitions. [2024-12-06 06:10:08,857 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-12-06 06:10:08,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:10:08,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:08,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 143 states and 172 transitions. [2024-12-06 06:10:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 172 transitions. [2024-12-06 06:10:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:10:09,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 146 states and 175 transitions. [2024-12-06 06:10:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 175 transitions. [2024-12-06 06:10:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:10:09,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:09,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 149 states and 178 transitions. [2024-12-06 06:10:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 178 transitions. [2024-12-06 06:10:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:10:10,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:10,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 152 states and 181 transitions. [2024-12-06 06:10:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 181 transitions. [2024-12-06 06:10:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 06:10:10,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:10,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:10,922 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:11,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:11,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 155 states and 183 transitions. [2024-12-06 06:10:11,047 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 183 transitions. [2024-12-06 06:10:11,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 06:10:11,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:11,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:11,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 154 states and 182 transitions. [2024-12-06 06:10:11,539 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2024-12-06 06:10:11,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:10:11,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:11,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 153 states and 181 transitions. [2024-12-06 06:10:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 181 transitions. [2024-12-06 06:10:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:10:11,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:11,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 152 states and 180 transitions. [2024-12-06 06:10:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2024-12-06 06:10:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 06:10:11,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 153 states and 182 transitions. [2024-12-06 06:10:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2024-12-06 06:10:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 06:10:12,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:12,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 154 states and 183 transitions. [2024-12-06 06:10:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 183 transitions. [2024-12-06 06:10:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:10:12,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:12,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:13,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 63 transitions. [2024-12-06 06:10:13,007 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2024-12-06 06:10:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:10:13,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:13,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:13,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 64 transitions. [2024-12-06 06:10:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2024-12-06 06:10:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 06:10:13,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:13,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 06:10:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 73 transitions. [2024-12-06 06:10:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2024-12-06 06:10:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 06:10:13,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:13,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:13,953 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:14,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:14,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 77 transitions. [2024-12-06 06:10:14,192 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2024-12-06 06:10:14,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:10:14,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:14,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 06:10:14,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 78 transitions. [2024-12-06 06:10:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2024-12-06 06:10:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:10:14,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:14,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:14,596 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 06:10:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:14,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 77 transitions. [2024-12-06 06:10:14,796 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2024-12-06 06:10:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 06:10:14,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:14,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 06:10:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 79 transitions. [2024-12-06 06:10:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2024-12-06 06:10:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 06:10:15,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:15,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 06:10:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:16,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 82 transitions. [2024-12-06 06:10:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2024-12-06 06:10:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 06:10:16,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:16,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 83 transitions. [2024-12-06 06:10:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-12-06 06:10:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:10:16,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:16,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 06:10:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 83 transitions. [2024-12-06 06:10:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2024-12-06 06:10:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 06:10:16,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:16,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 86 transitions. [2024-12-06 06:10:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 86 transitions. [2024-12-06 06:10:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 06:10:17,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 89 transitions. [2024-12-06 06:10:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2024-12-06 06:10:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 06:10:18,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 92 transitions. [2024-12-06 06:10:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 92 transitions. [2024-12-06 06:10:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 06:10:18,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:18,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:19,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:19,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 95 transitions. [2024-12-06 06:10:19,303 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-12-06 06:10:19,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 06:10:19,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:19,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 98 transitions. [2024-12-06 06:10:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-12-06 06:10:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 06:10:20,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 101 transitions. [2024-12-06 06:10:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-06 06:10:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 06:10:20,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:20,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:21,072 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 92 states and 104 transitions. [2024-12-06 06:10:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-12-06 06:10:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 06:10:21,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:10:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:22,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 95 states and 106 transitions. [2024-12-06 06:10:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 106 transitions. [2024-12-06 06:10:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 06:10:22,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:22,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:10:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:10:22,422 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:10:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:10:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:10:33,215 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:10:33,219 INFO L158 Benchmark]: Toolchain (without parser) took 30522.10ms. Allocated memory was 142.6MB in the beginning and 755.0MB in the end (delta: 612.4MB). Free memory was 115.2MB in the beginning and 477.3MB in the end (delta: -362.2MB). Peak memory consumption was 252.8MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,220 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:10:33,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.04ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 77.6MB in the end (delta: 37.4MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.74ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 69.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,221 INFO L158 Benchmark]: Boogie Preprocessor took 73.17ms. Allocated memory is still 142.6MB. Free memory was 69.9MB in the beginning and 63.6MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,221 INFO L158 Benchmark]: RCFGBuilder took 1247.50ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 63.6MB in the beginning and 346.0MB in the end (delta: -282.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,221 INFO L158 Benchmark]: CodeCheck took 28022.00ms. Allocated memory was 427.8MB in the beginning and 755.0MB in the end (delta: 327.2MB). Free memory was 346.0MB in the beginning and 477.3MB in the end (delta: -131.4MB). Peak memory consumption was 197.8MB. Max. memory is 16.1GB. [2024-12-06 06:10:33,223 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.04ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 77.6MB in the end (delta: 37.4MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.74ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 69.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.17ms. Allocated memory is still 142.6MB. Free memory was 69.9MB in the beginning and 63.6MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1247.50ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 63.6MB in the beginning and 346.0MB in the end (delta: -282.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * CodeCheck took 28022.00ms. Allocated memory was 427.8MB in the beginning and 755.0MB in the end (delta: 327.2MB). Free memory was 346.0MB in the beginning and 477.3MB in the end (delta: -131.4MB). Peak memory consumption was 197.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:10:33,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/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_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/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_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/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_8f058bc6-c686-4e96-9296-91c33f0348fe/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 bacdcb0022ed9da204b2f4dd75716ae7304df31b79785d3f644890abf5aef4c3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:10:35,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:10:35,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 06:10:35,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:10:35,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:10:35,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:10:35,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:10:35,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:10:35,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:10:35,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:10:35,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:10:35,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:10:35,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:10:35,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:10:35,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:10:35,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:35,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:35,270 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:10:35,270 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_8f058bc6-c686-4e96-9296-91c33f0348fe/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 -> bacdcb0022ed9da204b2f4dd75716ae7304df31b79785d3f644890abf5aef4c3 [2024-12-06 06:10:35,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:10:35,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:10:35,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:10:35,525 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:10:35,525 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:10:35,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/yes-1.i [2024-12-06 06:10:38,229 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/4cdfce700/a18b11e2df364771a3dce85190b24a15/FLAG1f150ea7e [2024-12-06 06:10:38,524 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:10:38,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/sv-benchmarks/c/busybox-1.22.0/yes-1.i [2024-12-06 06:10:38,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/4cdfce700/a18b11e2df364771a3dce85190b24a15/FLAG1f150ea7e [2024-12-06 06:10:38,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/data/4cdfce700/a18b11e2df364771a3dce85190b24a15 [2024-12-06 06:10:38,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:10:38,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:10:38,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:38,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:10:38,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:10:38,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:38" (1/1) ... [2024-12-06 06:10:38,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5325578e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:38, skipping insertion in model container [2024-12-06 06:10:38,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:10:38" (1/1) ... [2024-12-06 06:10:38,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:10:39,617 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,619 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,620 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,623 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,624 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,628 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,628 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,630 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,630 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,632 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,635 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,637 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,643 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,644 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,651 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,653 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,655 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,668 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 06:10:39,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:39,712 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:10:39,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:39,965 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 06:10:39,971 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:10:39,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39 WrapperNode [2024-12-06 06:10:39,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:39,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:39,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:10:39,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:10:39,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,055 INFO L138 Inliner]: procedures = 607, calls = 482, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 775 [2024-12-06 06:10:40,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:40,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:10:40,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:10:40,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:10:40,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,075 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,105 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:10:40,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:10:40,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:10:40,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:10:40,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:39" (1/1) ... [2024-12-06 06:10:40,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:40,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:10:40,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:10:40,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:10:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:10:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 06:10:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:10:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:10:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 06:10:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 06:10:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:10:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 06:10:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 06:10:40,503 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:10:40,504 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:10:41,757 INFO L? ?]: Removed 216 outVars from TransFormulas that were not future-live. [2024-12-06 06:10:41,757 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:10:41,963 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:10:41,964 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-06 06:10:41,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:41 BoogieIcfgContainer [2024-12-06 06:10:41,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:10:41,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:10:41,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:10:41,975 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:10:41,975 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:41" (1/1) ... [2024-12-06 06:10:41,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:10:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 155 transitions. [2024-12-06 06:10:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 155 transitions. [2024-12-06 06:10:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:10:42,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:42,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:42,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:42,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:42,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:10:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:42,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:43,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 06:10:43,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:43,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:10:43,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 127 states and 154 transitions. [2024-12-06 06:10:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 154 transitions. [2024-12-06 06:10:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:10:43,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:43,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:43,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:43,918 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:43,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:10:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:44,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:45,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:10:45,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:45,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:10:46,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:10:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 130 states and 158 transitions. [2024-12-06 06:10:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 158 transitions. [2024-12-06 06:10:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:10:46,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:46,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:46,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:46,774 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:46,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:10:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:47,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:48,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:10:48,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:48,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 06:10:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 133 states and 161 transitions. [2024-12-06 06:10:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 161 transitions. [2024-12-06 06:10:48,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:10:48,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:48,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:48,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:48,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:48,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 06:10:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:49,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:49,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:10:49,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:49,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 06:10:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 136 states and 164 transitions. [2024-12-06 06:10:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2024-12-06 06:10:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:10:49,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:49,810 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:49,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 06:10:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:50,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:51,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:10:51,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:51,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 06:10:51,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:51,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 139 states and 167 transitions. [2024-12-06 06:10:51,568 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 167 transitions. [2024-12-06 06:10:51,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:10:51,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:51,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:51,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:51,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:51,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 06:10:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:52,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:52,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:10:52,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:52,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 06:10:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 142 states and 170 transitions. [2024-12-06 06:10:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 170 transitions. [2024-12-06 06:10:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:10:53,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:53,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:53,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:53,289 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:53,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 06:10:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:54,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:54,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:10:54,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:54,856 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:54,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 06:10:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 145 states and 173 transitions. [2024-12-06 06:10:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 173 transitions. [2024-12-06 06:10:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:10:55,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:55,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:55,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:55,265 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:55,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 06:10:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:56,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:56,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 06:10:56,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:56,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 06:10:57,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2024-12-06 06:10:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2024-12-06 06:10:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:10:57,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:57,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:57,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:57,249 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:57,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 06:10:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:58,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:58,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:10:58,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:10:58,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 06:10:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:59,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 151 states and 179 transitions. [2024-12-06 06:10:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2024-12-06 06:10:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:10:59,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:59,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:59,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:59,402 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:59,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 06:11:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:00,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:00,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:11:00,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:01,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 06:11:01,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 154 states and 182 transitions. [2024-12-06 06:11:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2024-12-06 06:11:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:11:01,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:01,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:01,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:01,606 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:01,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 06:11:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:02,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:03,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:11:03,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:03,396 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:03,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 06:11:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 157 states and 185 transitions. [2024-12-06 06:11:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2024-12-06 06:11:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 06:11:04,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:04,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:04,002 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:04,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 06:11:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:04,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:05,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:11:05,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:05,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 06:11:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:06,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 154 states and 180 transitions. [2024-12-06 06:11:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 180 transitions. [2024-12-06 06:11:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:11:06,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:06,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:06,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:06,414 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:06,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 06:11:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:06,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:07,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 06:11:07,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:07,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 06:11:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 153 states and 179 transitions. [2024-12-06 06:11:07,263 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 179 transitions. [2024-12-06 06:11:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 06:11:07,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:07,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:07,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:07,265 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:07,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 06:11:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:08,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:08,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:11:08,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:09,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 06:11:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 152 states and 178 transitions. [2024-12-06 06:11:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2024-12-06 06:11:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:11:09,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:09,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:09,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:09,655 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:09,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 06:11:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:10,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:10,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 06:11:10,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:10,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 06:11:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 151 states and 177 transitions. [2024-12-06 06:11:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 177 transitions. [2024-12-06 06:11:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:11:10,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:10,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:10,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:10,560 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:10,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 06:11:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:10,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:11,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:11,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:11,622 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:11,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-12-06 06:11:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 150 states and 176 transitions. [2024-12-06 06:11:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2024-12-06 06:11:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 06:11:11,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:11,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:11,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:11,896 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:11,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 06:11:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:12,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:12,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 06:11:12,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:12,861 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:12,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 06:11:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 149 states and 175 transitions. [2024-12-06 06:11:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 175 transitions. [2024-12-06 06:11:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 06:11:12,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:12,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:12,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:12,934 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:12,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 06:11:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:13,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:13,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 06:11:13,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:13,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 06:11:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 148 states and 174 transitions. [2024-12-06 06:11:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2024-12-06 06:11:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:11:13,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:13,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:13,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:13,878 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:13,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 06:11:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:15,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:15,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:11:15,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:16,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 06:11:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 54 transitions. [2024-12-06 06:11:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2024-12-06 06:11:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:11:16,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:16,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:16,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:16,995 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:16,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 06:11:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:18,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:18,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:18,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:18,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 06:11:19,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:19,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 60 transitions. [2024-12-06 06:11:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2024-12-06 06:11:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 06:11:19,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:19,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:19,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:19,369 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:19,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 06:11:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:20,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:21,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:21,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:21,260 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:21,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 06:11:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 66 transitions. [2024-12-06 06:11:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2024-12-06 06:11:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:11:22,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:22,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:22,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:22,479 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:22,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 06:11:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:23,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:24,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:24,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 06:11:24,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 06:11:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 67 transitions. [2024-12-06 06:11:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2024-12-06 06:11:24,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:11:24,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:24,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:24,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:24,638 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:24,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 06:11:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:25,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:26,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:11:26,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:26,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 06:11:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 72 transitions. [2024-12-06 06:11:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-12-06 06:11:28,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 06:11:28,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:28,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:28,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:28,649 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:28,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 06:11:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:29,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:30,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:30,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 06:11:30,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 06:11:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 73 transitions. [2024-12-06 06:11:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2024-12-06 06:11:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 06:11:30,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:30,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:30,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:30,994 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:30,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 06:11:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:32,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:32,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:11:32,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:33,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 06:11:35,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 78 transitions. [2024-12-06 06:11:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2024-12-06 06:11:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 06:11:35,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:35,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:35,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:35,110 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:35,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 06:11:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:36,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:36,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:36,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 06:11:37,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 06:11:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 79 transitions. [2024-12-06 06:11:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-12-06 06:11:37,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 06:11:37,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:37,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:37,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:37,575 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:37,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 06:11:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:38,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:39,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:11:39,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:39,936 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:39,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 06:11:42,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 84 transitions. [2024-12-06 06:11:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2024-12-06 06:11:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 06:11:42,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:42,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:42,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:42,190 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:42,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 06:11:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:43,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:44,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:44,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-06 06:11:44,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 06:11:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 85 transitions. [2024-12-06 06:11:44,709 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-12-06 06:11:44,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 06:11:44,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:44,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:44,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:44,712 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:44,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 06:11:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:45,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:46,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:11:46,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:46,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 06:11:49,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 78 states and 90 transitions. [2024-12-06 06:11:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2024-12-06 06:11:49,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 06:11:49,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:49,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:49,249 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:49,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 06:11:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:50,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:51,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:51,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-06 06:11:51,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 06:11:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 91 transitions. [2024-12-06 06:11:52,015 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2024-12-06 06:11:52,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 06:11:52,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:52,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:52,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:52,017 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:52,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 06:11:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:53,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:54,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:11:54,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:11:54,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 06:11:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:57,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 96 transitions. [2024-12-06 06:11:57,293 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-06 06:11:57,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 06:11:57,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:57,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:57,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:57,295 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:57,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 06:11:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:58,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:59,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:11:59,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-06 06:11:59,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 06:11:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 97 transitions. [2024-12-06 06:11:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2024-12-06 06:11:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 06:11:59,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:59,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:59,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:59,968 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:59,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 06:12:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:01,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:02,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 06:12:02,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:02,584 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:12:02,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 06:12:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 88 states and 102 transitions. [2024-12-06 06:12:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-12-06 06:12:05,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:12:05,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:05,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:05,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:05,153 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:05,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 06:12:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:06,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:07,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:07,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-12-06 06:12:07,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 06:12:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 90 states and 103 transitions. [2024-12-06 06:12:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-12-06 06:12:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:12:08,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:08,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:08,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:08,140 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:08,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 06:12:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:09,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:10,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:12:10,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:12:11,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 06:12:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 108 transitions. [2024-12-06 06:12:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2024-12-06 06:12:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 06:12:14,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:14,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:14,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:14,060 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:14,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 06:12:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:15,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:16,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:16,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 06:12:16,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 06:12:17,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 109 transitions. [2024-12-06 06:12:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-12-06 06:12:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 06:12:17,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:17,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:17,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:17,160 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:17,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 06:12:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:18,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:19,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:12:19,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:12:20,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 06:12:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 98 states and 114 transitions. [2024-12-06 06:12:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2024-12-06 06:12:23,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 06:12:23,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:23,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:23,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:23,402 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 06:12:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:25,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:25,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:25,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-06 06:12:25,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 06:12:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 100 states and 115 transitions. [2024-12-06 06:12:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2024-12-06 06:12:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 06:12:26,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:26,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:26,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:26,659 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:26,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 06:12:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:28,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:28,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:12:28,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:29,607 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:12:29,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 06:12:33,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 103 states and 120 transitions. [2024-12-06 06:12:33,084 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2024-12-06 06:12:33,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 06:12:33,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:33,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:33,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:33,086 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:33,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 06:12:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:34,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:35,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:35,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 06:12:35,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 06:12:36,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 121 transitions. [2024-12-06 06:12:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2024-12-06 06:12:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 06:12:36,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:36,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:36,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:36,642 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:36,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 06:12:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:38,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:38,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:12:38,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:12:39,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 06:12:43,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:43,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 122 transitions. [2024-12-06 06:12:43,511 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2024-12-06 06:12:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 06:12:43,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:43,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:43,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:43,513 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:43,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 06:18:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:18:11,309 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:23:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:23:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:23:49,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-12-06 06:23:49,800 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:23:49,804 INFO L158 Benchmark]: Toolchain (without parser) took 791022.06ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 65.7MB in the beginning and 76.8MB in the end (delta: -11.2MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,804 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:23:49,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1189.25ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 51.0MB in the end (delta: 14.5MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.82ms. Allocated memory is still 92.3MB. Free memory was 51.0MB in the beginning and 42.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,805 INFO L158 Benchmark]: Boogie Preprocessor took 83.61ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 33.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,805 INFO L158 Benchmark]: RCFGBuilder took 1824.31ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 33.4MB in the beginning and 99.5MB in the end (delta: -66.1MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,806 INFO L158 Benchmark]: CodeCheck took 787838.33ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 76.8MB in the end (delta: 22.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-12-06 06:23:49,807 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 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1189.25ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 51.0MB in the end (delta: 14.5MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.82ms. Allocated memory is still 92.3MB. Free memory was 51.0MB in the beginning and 42.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.61ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 33.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1824.31ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 33.4MB in the beginning and 99.5MB in the end (delta: -66.1MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * CodeCheck took 787838.33ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 76.8MB in the end (delta: 22.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:23:49,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f058bc6-c686-4e96-9296-91c33f0348fe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown