./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:27,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:27,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:51:27,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:51:27,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:51:27,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:27,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:27,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:27,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:27,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:27,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:27,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:27,415 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:51:27,417 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:51:27,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:51:27,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:27,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:27,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:27,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:27,420 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:27,420 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:51:27,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:27,424 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:27,425 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:27,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:27,425 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:27,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:27,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:27,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:27,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:27,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:27,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:51:27,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:51:27,429 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb [2024-11-08 22:51:27,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:27,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:27,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:27,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:27,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:27,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c Unable to find full path for "g++" [2024-11-08 22:51:29,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:29,830 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:29,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c [2024-11-08 22:51:29,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/47576846b/c0be8141d4e949e094add551be279ff5/FLAG06fdb98a2 [2024-11-08 22:51:30,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/47576846b/c0be8141d4e949e094add551be279ff5 [2024-11-08 22:51:30,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:30,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:30,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:30,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:30,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:30,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ae6c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30, skipping insertion in model container [2024-11-08 22:51:30,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:30,394 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c[537,550] [2024-11-08 22:51:30,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:30,425 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:30,439 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c[537,550] [2024-11-08 22:51:30,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:30,465 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:30,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30 WrapperNode [2024-11-08 22:51:30,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:30,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:30,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:30,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:30,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,498 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-08 22:51:30,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:30,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:30,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:30,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:30,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:30,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:30,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:30,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:30,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:30,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:30,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:30,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:51:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:51:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:51:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:51:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:51:30,671 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:30,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:30,860 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:30,860 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:30,904 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:30,905 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:51:30,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:30 BoogieIcfgContainer [2024-11-08 22:51:30,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:30,906 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:30,906 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:30,916 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:30,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:30" (1/1) ... [2024-11-08 22:51:30,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:30,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 22:51:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 22:51:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:51:30,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:30,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:51:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 22:51:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 22:51:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:51:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:31,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:51:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:31,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:51:31,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:31,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:51:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-08 22:51:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-08 22:51:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:51:31,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:31,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:32,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:51:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 39 transitions. [2024-11-08 22:51:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-08 22:51:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:51:32,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:32,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:51:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-11-08 22:51:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-08 22:51:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:51:35,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:35,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:51:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:35,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:51:35,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:47,001 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:51:58,445 WARN L286 SmtUtils]: Spent 11.44s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:52:08,645 WARN L286 SmtUtils]: Spent 10.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:52:28,673 WARN L286 SmtUtils]: Spent 20.03s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:52:39,370 WARN L286 SmtUtils]: Spent 10.23s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:52:49,394 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:52:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:53:01,011 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:53:12,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:53:15,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:53:15,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:15,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 55 transitions. [2024-11-08 22:53:15,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-08 22:53:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:53:15,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:15,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:53:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:19,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:53:19,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:53:34,396 WARN L286 SmtUtils]: Spent 7.03s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:53:46,128 WARN L286 SmtUtils]: Spent 11.73s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:53:51,799 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:02,032 WARN L286 SmtUtils]: Spent 10.23s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:12,446 WARN L286 SmtUtils]: Spent 10.31s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:26,002 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:36,096 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:44,713 WARN L286 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:54:54,647 WARN L286 SmtUtils]: Spent 9.93s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:55:11,168 WARN L286 SmtUtils]: Spent 13.79s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:55:22,139 WARN L286 SmtUtils]: Spent 10.64s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:55:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:55:36,067 WARN L286 SmtUtils]: Spent 7.75s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:55:50,887 WARN L286 SmtUtils]: Spent 9.36s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:56:26,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:56:34,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:56:37,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:56:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:56:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 67 transitions. [2024-11-08 22:56:37,691 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2024-11-08 22:56:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:56:37,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:56:37,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:56:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:56:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:56:46,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:56:46,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 22:58:34,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.83s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:58:48,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:58:51,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:58:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 52 states and 86 transitions. [2024-11-08 22:58:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2024-11-08 22:58:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:58:51,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:51,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:58:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:59:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:59:01,835 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) [2024-11-08 22:59:01,843 INFO L158 Benchmark]: Toolchain (without parser) took 451667.71ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 141.9MB in the beginning and 169.5MB in the end (delta: -27.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-08 22:59:01,843 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 157.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:01,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.67ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 129.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:59:01,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.96ms. Allocated memory is still 174.1MB. Free memory was 129.1MB in the beginning and 127.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:01,846 INFO L158 Benchmark]: Boogie Preprocessor took 23.02ms. Allocated memory is still 174.1MB. Free memory was 127.6MB in the beginning and 126.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:01,848 INFO L158 Benchmark]: RCFGBuilder took 382.33ms. Allocated memory is still 174.1MB. Free memory was 126.2MB in the beginning and 112.9MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:59:01,849 INFO L158 Benchmark]: CodeCheck took 450935.79ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 112.9MB in the beginning and 169.5MB in the end (delta: -56.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:01,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 157.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.67ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 129.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.96ms. Allocated memory is still 174.1MB. Free memory was 129.1MB in the beginning and 127.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.02ms. Allocated memory is still 174.1MB. Free memory was 127.6MB in the beginning and 126.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.33ms. Allocated memory is still 174.1MB. Free memory was 126.2MB in the beginning and 112.9MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 450935.79ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 112.9MB in the beginning and 169.5MB in the end (delta: -56.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:59:02,079 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:59:02,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:04,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:04,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:59:05,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:05,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:05,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:05,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:05,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:05,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:05,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:05,008 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:59:05,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:59:05,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:05,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:05,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:05,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:05,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:59:05,011 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:59:05,011 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:05,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:59:05,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:59:05,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:05,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:05,017 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:05,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:05,017 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:05,017 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:05,018 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:59:05,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:05,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:05,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:05,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:05,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:05,022 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:59:05,023 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:05,023 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:59:05,023 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb [2024-11-08 22:59:05,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:05,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:05,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:05,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:05,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:05,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c Unable to find full path for "g++" [2024-11-08 22:59:07,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:08,206 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:08,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c [2024-11-08 22:59:08,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/02f4d0d95/796771fd14184a458d1ac3254851dcac/FLAGdda36b7b8 [2024-11-08 22:59:08,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/data/02f4d0d95/796771fd14184a458d1ac3254851dcac [2024-11-08 22:59:08,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:08,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:08,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:08,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:08,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:08,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bca86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08, skipping insertion in model container [2024-11-08 22:59:08,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:08,795 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c[537,550] [2024-11-08 22:59:08,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:08,850 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:08,869 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c[537,550] [2024-11-08 22:59:08,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:08,894 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:08,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08 WrapperNode [2024-11-08 22:59:08,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:08,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:08,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:08,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:08,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,930 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-08 22:59:08,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:08,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:08,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:08,934 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:59:08,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,957 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:59:08,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:59:08,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:59:08,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:59:08,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:08" (1/1) ... [2024-11-08 22:59:08,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:08,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:59:09,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:59:09,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:59:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:59:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:59:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:59:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:59:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:59:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:59:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:59:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:59:09,111 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:59:09,114 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:59:09,330 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:59:09,330 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:59:09,431 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:59:09,431 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:59:09,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:09 BoogieIcfgContainer [2024-11-08 22:59:09,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:59:09,433 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:59:09,433 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:59:09,447 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:59:09,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:09" (1/1) ... [2024-11-08 22:59:09,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:59:09,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 22:59:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 22:59:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:59:09,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:09,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:09,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:59:09,558 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:59:09,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:59:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:09,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:59:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:09,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:59:09,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:59:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:59:09,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:59:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 22:59:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 22:59:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:59:09,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:09,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:09,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:59:09,896 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:59:09,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:59:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:10,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:59:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:59:20,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:59:20,306 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) [2024-11-08 22:59:20,311 INFO L158 Benchmark]: Toolchain (without parser) took 11821.35ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.2MB in the beginning and 54.8MB in the end (delta: -13.7MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-11-08 22:59:20,312 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 50.3MB. Free memory was 26.1MB in the beginning and 26.0MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:20,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.81ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 41.7MB in the end (delta: -782.8kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:20,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.36ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 40.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:20,314 INFO L158 Benchmark]: Boogie Preprocessor took 38.81ms. Allocated memory is still 65.0MB. Free memory was 40.0MB in the beginning and 38.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:20,315 INFO L158 Benchmark]: RCFGBuilder took 456.15ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.7MB in the beginning and 52.1MB in the end (delta: -13.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-08 22:59:20,316 INFO L158 Benchmark]: CodeCheck took 10875.61ms. Allocated memory is still 79.7MB. Free memory was 52.1MB in the beginning and 54.8MB in the end (delta: -2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:20,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 50.3MB. Free memory was 26.1MB in the beginning and 26.0MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.81ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 41.7MB in the end (delta: -782.8kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.36ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 40.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.81ms. Allocated memory is still 65.0MB. Free memory was 40.0MB in the beginning and 38.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.15ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.7MB in the beginning and 52.1MB in the end (delta: -13.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 10875.61ms. Allocated memory is still 79.7MB. Free memory was 52.1MB in the beginning and 54.8MB in the end (delta: -2.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:59:20,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32044e8-50e2-4ddc-8b07-b41a265393a4/bin/ukojak-verify-ImItNfHLgk/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