./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:40,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:40,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-13 21:29:40,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:40,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:40,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:40,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:40,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:29:40,346 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:40,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:40,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:40,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:40,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:40,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:40,348 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:40,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:40,348 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_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2024-11-13 21:29:40,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:40,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:40,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:40,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:40,667 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:40,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 21:29:42,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:43,094 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:43,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2024-11-13 21:29:43,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/81c72e76d/8162b9591ed546ae9ef0c5bb1aa984f2/FLAG474c0fbf0 [2024-11-13 21:29:43,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/81c72e76d/8162b9591ed546ae9ef0c5bb1aa984f2 [2024-11-13 21:29:43,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:43,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:43,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:43,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:43,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:43,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:43" (1/1) ... [2024-11-13 21:29:43,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d09a719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:43, skipping insertion in model container [2024-11-13 21:29:43,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:43" (1/1) ... [2024-11-13 21:29:43,249 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:44,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:44,025 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:44,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:44,285 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:44,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44 WrapperNode [2024-11-13 21:29:44,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:44,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:44,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:44,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:44,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,573 INFO L138 Inliner]: procedures = 118, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 5027 [2024-11-13 21:29:44,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:44,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:44,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:44,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:44,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:44,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:44,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:44,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:44,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:44" (1/1) ... [2024-11-13 21:29:44,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:44,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:44,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:44,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 21:29:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 21:29:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:29:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:29:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:45,304 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:45,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:00,157 INFO L? ?]: Removed 3655 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:00,157 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:03,095 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:03,096 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:30:03,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:03 BoogieIcfgContainer [2024-11-13 21:30:03,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:03,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:03,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:03,111 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:03,111 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:03" (1/1) ... [2024-11-13 21:30:03,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2024-11-13 21:30:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2024-11-13 21:30:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:30:03,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:14,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:30:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 930 states and 1125 transitions. [2024-11-13 21:30:14,575 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1125 transitions. [2024-11-13 21:30:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:30:14,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:14,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:25,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:30:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 929 states and 1124 transitions. [2024-11-13 21:30:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1124 transitions. [2024-11-13 21:30:25,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:30:25,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:25,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 935 states and 1165 transitions. [2024-11-13 21:30:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1165 transitions. [2024-11-13 21:30:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:30:26,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:26,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 940 states and 1199 transitions. [2024-11-13 21:30:26,596 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1199 transitions. [2024-11-13 21:30:26,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:30:26,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:26,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:37,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:30:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 945 states and 1236 transitions. [2024-11-13 21:30:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1236 transitions. [2024-11-13 21:30:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:30:37,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:37,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:47,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:30:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:48,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 951 states and 1276 transitions. [2024-11-13 21:30:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1276 transitions. [2024-11-13 21:30:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:30:48,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:48,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:49,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 952 states and 1277 transitions. [2024-11-13 21:30:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1277 transitions. [2024-11-13 21:30:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:30:49,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:49,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 953 states and 1278 transitions. [2024-11-13 21:30:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1278 transitions. [2024-11-13 21:30:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:30:50,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:50,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:51,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 954 states and 1279 transitions. [2024-11-13 21:30:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1279 transitions. [2024-11-13 21:30:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:30:51,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:51,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 955 states and 1280 transitions. [2024-11-13 21:30:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1280 transitions. [2024-11-13 21:30:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:30:53,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:53,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:53,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:03,794 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:31:03,801 INFO L158 Benchmark]: Toolchain (without parser) took 80652.06ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 115.2MB in the beginning and 453.7MB in the end (delta: -338.5MB). Peak memory consumption was 175.1MB. Max. memory is 16.1GB. [2024-11-13 21:31:03,801 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:03,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1135.70ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 66.5MB in the end (delta: 48.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:31:03,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 286.42ms. Allocated memory is still 142.6MB. Free memory was 66.5MB in the beginning and 103.8MB in the end (delta: -37.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 21:31:03,805 INFO L158 Benchmark]: Boogie Preprocessor took 271.76ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 82.2MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:31:03,806 INFO L158 Benchmark]: RCFGBuilder took 18248.81ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 82.2MB in the beginning and 128.4MB in the end (delta: -46.2MB). Peak memory consumption was 208.6MB. Max. memory is 16.1GB. [2024-11-13 21:31:03,808 INFO L158 Benchmark]: CodeCheck took 60702.74ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 128.4MB in the beginning and 453.7MB in the end (delta: -325.3MB). Peak memory consumption was 837.9kB. Max. memory is 16.1GB. [2024-11-13 21:31:03,811 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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1135.70ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 66.5MB in the end (delta: 48.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 286.42ms. Allocated memory is still 142.6MB. Free memory was 66.5MB in the beginning and 103.8MB in the end (delta: -37.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 271.76ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 82.2MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 18248.81ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 82.2MB in the beginning and 128.4MB in the end (delta: -46.2MB). Peak memory consumption was 208.6MB. Max. memory is 16.1GB. * CodeCheck took 60702.74ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 128.4MB in the beginning and 453.7MB in the end (delta: -325.3MB). Peak memory consumption was 837.9kB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:31:03,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/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_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:31:06,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:31:06,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2024-11-13 21:31:06,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:31:06,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:31:06,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:31:06,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:31:06,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:31:06,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:31:06,527 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 21:31:06,528 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 21:31:06,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 21:31:06,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:31:06,528 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:31:06,529 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:31:06,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:31:06,530 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:31:06,530 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:31:06,530 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:31:06,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:31:06,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:31:06,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:31:06,531 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:06,531 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:31:06,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:31:06,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:06,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:31:06,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:31:06,532 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:31:06,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:06,532 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:31:06,532 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_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2024-11-13 21:31:06,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:31:06,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:31:06,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:31:06,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:31:06,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:31:06,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 21:31:08,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:31:09,365 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:31:09,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2024-11-13 21:31:09,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/c86d123b5/3a806a96bb024353af42530cd76d453e/FLAG8bd5d1cf5 [2024-11-13 21:31:09,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/data/c86d123b5/3a806a96bb024353af42530cd76d453e [2024-11-13 21:31:09,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:31:09,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:31:09,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:09,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:31:09,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:31:09,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:09" (1/1) ... [2024-11-13 21:31:09,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210599ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:09, skipping insertion in model container [2024-11-13 21:31:09,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:09" (1/1) ... [2024-11-13 21:31:09,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:31:10,134 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,141 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,151 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,153 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,155 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,164 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,165 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,171 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,171 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,182 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,191 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,191 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,193 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,199 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,202 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,215 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,216 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,217 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,227 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,248 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,250 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,250 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,256 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,258 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,259 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,266 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,270 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,271 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,271 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,277 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,283 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,319 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,320 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,320 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,321 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,327 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,328 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,351 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,382 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:31:10,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:10,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:31:10,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:10,666 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:31:10,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10 WrapperNode [2024-11-13 21:31:10,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:10,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:10,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:31:10,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:31:10,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:10,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:10,882 INFO L138 Inliner]: procedures = 122, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 4708 [2024-11-13 21:31:10,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:10,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:31:10,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:31:10,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:31:10,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:10,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:10,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:10,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:31:11,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:31:11,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:31:11,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:31:11,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:10" (1/1) ... [2024-11-13 21:31:11,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:11,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:31:11,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:31:11,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:31:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-13 21:31:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-13 21:31:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:31:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-13 21:31:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 21:31:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:31:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:31:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:31:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:31:11,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:31:11,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:31:11,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:31:36,519 INFO L? ?]: Removed 3647 outVars from TransFormulas that were not future-live. [2024-11-13 21:31:36,519 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:31:38,746 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:31:38,746 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:31:38,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:38 BoogieIcfgContainer [2024-11-13 21:31:38,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:31:38,748 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:31:38,748 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:31:38,758 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:31:38,758 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:38" (1/1) ... [2024-11-13 21:31:38,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:31:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:38,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2024-11-13 21:31:38,832 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2024-11-13 21:31:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:31:38,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:38,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:38,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:31:38,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:31:38,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:31:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:39,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:31:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:40,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:31:40,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:40,412 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:40,413 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2024-11-13 21:31:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:31:40,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:31:40,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2024-11-13 21:31:40,512 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:40,512 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 21:31:40,611 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:40,611 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 21:31:40,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-13 21:31:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:31:40,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:31:50,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:31:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:50,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 930 states and 1125 transitions. [2024-11-13 21:31:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1125 transitions. [2024-11-13 21:31:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:31:50,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:50,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:50,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:31:50,828 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:31:50,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:31:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:52,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:31:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:52,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:31:52,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:52,397 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:52,398 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 21:31:52,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 21:31:52,429 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 21:31:52,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 21:31:52,502 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:52,503 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 21:31:52,555 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:31:52,555 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 21:31:52,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:31:52,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2024-11-13 21:31:52,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:31:52,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:32:03,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:32:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 929 states and 1124 transitions. [2024-11-13 21:32:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1124 transitions. [2024-11-13 21:32:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:32:03,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:03,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:03,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:03,805 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:03,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:32:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:04,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:04,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:32:04,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:05,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:32:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 935 states and 1165 transitions. [2024-11-13 21:32:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1165 transitions. [2024-11-13 21:32:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:32:05,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:05,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:05,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:05,509 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:05,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:32:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:06,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:06,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:32:06,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:06,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:32:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 940 states and 1199 transitions. [2024-11-13 21:32:07,768 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1199 transitions. [2024-11-13 21:32:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:32:07,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:07,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:07,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:07,773 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:07,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:32:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:08,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:08,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:32:08,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:09,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:32:20,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:32:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 945 states and 1236 transitions. [2024-11-13 21:32:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1236 transitions. [2024-11-13 21:32:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:32:22,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:22,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:22,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:22,842 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:22,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:32:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:23,857 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:24,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:32:24,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:24,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:32:35,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:32:39,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 951 states and 1276 transitions. [2024-11-13 21:32:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1276 transitions. [2024-11-13 21:32:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:32:39,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:39,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:39,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:39,204 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:39,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:32:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:40,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:40,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:32:40,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:41,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:41,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 21:32:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 952 states and 1277 transitions. [2024-11-13 21:32:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1277 transitions. [2024-11-13 21:32:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:32:43,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:43,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:43,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:43,112 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:43,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:32:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:44,420 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:44,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:32:44,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:45,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:32:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 953 states and 1278 transitions. [2024-11-13 21:32:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1278 transitions. [2024-11-13 21:32:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:32:46,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:46,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:46,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:46,875 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:46,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:32:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:48,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:48,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:32:48,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:48,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:32:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:50,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 954 states and 1279 transitions. [2024-11-13 21:32:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1279 transitions. [2024-11-13 21:32:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:32:50,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:50,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:50,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:50,724 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:50,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:32:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:52,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:52,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:32:52,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:52,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:32:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:54,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 955 states and 1280 transitions. [2024-11-13 21:32:54,876 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1280 transitions. [2024-11-13 21:32:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:32:54,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:54,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:54,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:54,882 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:54,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:32:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:57,201 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:32:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:33:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:33:08,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 21:33:08,536 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:33:08,540 INFO L158 Benchmark]: Toolchain (without parser) took 119106.59ms. Allocated memory was 117.4MB in the beginning and 914.4MB in the end (delta: 796.9MB). Free memory was 89.3MB in the beginning and 749.9MB in the end (delta: -660.7MB). Peak memory consumption was 135.6MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,540 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:33:08,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1231.18ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 78.2MB in the end (delta: 10.9MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,542 INFO L158 Benchmark]: Boogie Procedure Inliner took 218.14ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 57.8MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,542 INFO L158 Benchmark]: Boogie Preprocessor took 289.64ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 57.8MB in the beginning and 187.6MB in the end (delta: -129.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,543 INFO L158 Benchmark]: RCFGBuilder took 27569.93ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 187.6MB in the beginning and 342.3MB in the end (delta: -154.7MB). Peak memory consumption was 309.1MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,543 INFO L158 Benchmark]: CodeCheck took 89791.60ms. Allocated memory was 486.5MB in the beginning and 914.4MB in the end (delta: 427.8MB). Free memory was 342.3MB in the beginning and 749.9MB in the end (delta: -407.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-13 21:33:08,546 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1231.18ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 78.2MB in the end (delta: 10.9MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 218.14ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 57.8MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 289.64ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 57.8MB in the beginning and 187.6MB in the end (delta: -129.8MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * RCFGBuilder took 27569.93ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 187.6MB in the beginning and 342.3MB in the end (delta: -154.7MB). Peak memory consumption was 309.1MB. Max. memory is 16.1GB. * CodeCheck took 89791.60ms. Allocated memory was 486.5MB in the beginning and 914.4MB in the end (delta: 427.8MB). Free memory was 342.3MB in the beginning and 749.9MB in the end (delta: -407.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:33:08,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3945d48-1345-4330-8a4a-928bc187006f/bin/ukojak-verify-EEHR8qb7sm/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