./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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 c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:01,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:01,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:10:01,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:10:01,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:10:01,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:01,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:01,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:01,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:01,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:01,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:01,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:01,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:10:01,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:10:01,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:10:01,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:01,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:01,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:01,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:01,513 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:01,513 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:10:01,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:01,514 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:01,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:01,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:01,515 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:01,516 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:01,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:01,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:01,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:01,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:01,518 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:10:01,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:10:01,518 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2024-11-09 00:10:01,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:01,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:01,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:01,799 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:01,800 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:01,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c Unable to find full path for "g++" [2024-11-09 00:10:03,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:04,089 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:04,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2024-11-09 00:10:04,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/5167f5a0d/20624ced38d9416db12009d2a99f48d9/FLAGd91401f77 [2024-11-09 00:10:04,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/5167f5a0d/20624ced38d9416db12009d2a99f48d9 [2024-11-09 00:10:04,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:04,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:04,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:04,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:04,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:04,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22bc3b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04, skipping insertion in model container [2024-11-09 00:10:04,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,440 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:04,632 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-09 00:10:04,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:04,667 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:04,680 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-09 00:10:04,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:04,711 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:04,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04 WrapperNode [2024-11-09 00:10:04,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:04,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:04,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:04,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:04,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,745 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-09 00:10:04,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:04,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:04,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:04,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:04,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:04,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:04,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:04,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:04,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:04" (1/1) ... [2024-11-09 00:10:04,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:04,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:04,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:04,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:10:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:10:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:10:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:04,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:10:04,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:10:04,925 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:04,928 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:05,203 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:05,203 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:05,290 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:05,290 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:10:05,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:05 BoogieIcfgContainer [2024-11-09 00:10:05,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:05,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:05,292 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:05,303 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:05,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:05" (1/1) ... [2024-11-09 00:10:05,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-09 00:10:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-09 00:10:05,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:10:05,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:05,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:10:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:10:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:10:05,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:05,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:05,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:10:05,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-09 00:10:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-09 00:10:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:10:06,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:06,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:07,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 39 transitions. [2024-11-09 00:10:07,069 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-09 00:10:07,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:10:07,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:07,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-11-09 00:10:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-09 00:10:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:10:09,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:13,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:10:13,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 49 transitions. [2024-11-09 00:10:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-09 00:10:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:10:23,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:23,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:33,993 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) [2024-11-09 00:10:33,998 INFO L158 Benchmark]: Toolchain (without parser) took 29592.52ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 118.5MB in the beginning and 96.3MB in the end (delta: 22.2MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:33,999 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:34,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.55ms. Allocated memory is still 148.9MB. Free memory was 118.5MB in the beginning and 105.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:10:34,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.83ms. Allocated memory is still 148.9MB. Free memory was 105.6MB in the beginning and 104.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:34,002 INFO L158 Benchmark]: Boogie Preprocessor took 22.53ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 103.0MB in the end (delta: 826.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:34,003 INFO L158 Benchmark]: RCFGBuilder took 521.59ms. Allocated memory is still 148.9MB. Free memory was 103.0MB in the beginning and 89.3MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:34,004 INFO L158 Benchmark]: CodeCheck took 28704.09ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 89.3MB in the beginning and 96.3MB in the end (delta: -7.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:34,009 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 0.34ms. Allocated memory is still 107.0MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.55ms. Allocated memory is still 148.9MB. Free memory was 118.5MB in the beginning and 105.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.83ms. Allocated memory is still 148.9MB. Free memory was 105.6MB in the beginning and 104.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.53ms. Allocated memory is still 148.9MB. Free memory was 103.9MB in the beginning and 103.0MB in the end (delta: 826.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 521.59ms. Allocated memory is still 148.9MB. Free memory was 103.0MB in the beginning and 89.3MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 28704.09ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 89.3MB in the beginning and 96.3MB in the end (delta: -7.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:10:34,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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 c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:37,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:37,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:10:37,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:37,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:37,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:37,384 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:37,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:37,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:37,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:37,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:10:37,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:10:37,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:37,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:37,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:37,394 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:37,394 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:10:37,395 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:10:37,396 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:37,396 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:10:37,397 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:10:37,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:37,402 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:37,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:37,403 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:37,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:37,404 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:37,404 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:10:37,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:37,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:37,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:37,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:37,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:37,413 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:10:37,413 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:37,414 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:10:37,414 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2024-11-09 00:10:37,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:37,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:37,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:37,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:37,996 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:37,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c Unable to find full path for "g++" [2024-11-09 00:10:40,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:41,199 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:41,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2024-11-09 00:10:41,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/02dce6611/58a0e91bced34be2bb6ac6279ff17d7f/FLAG14c742ed7 [2024-11-09 00:10:41,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/data/02dce6611/58a0e91bced34be2bb6ac6279ff17d7f [2024-11-09 00:10:41,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:41,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:41,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:41,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:41,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:41,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733f8e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41, skipping insertion in model container [2024-11-09 00:10:41,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,305 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:41,659 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-09 00:10:41,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:41,717 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:41,739 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_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-09 00:10:41,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:41,786 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:41,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41 WrapperNode [2024-11-09 00:10:41,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:41,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:41,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:41,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:41,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,840 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-09 00:10:41,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:41,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:41,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:41,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:41,857 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:41,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:41,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:41,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:41,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:41" (1/1) ... [2024-11-09 00:10:41,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:41,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:41,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:41,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:10:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:10:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:10:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:10:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:10:42,109 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:42,114 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:42,439 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:42,439 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:42,500 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:42,501 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:10:42,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:42 BoogieIcfgContainer [2024-11-09 00:10:42,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:42,503 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:42,503 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:42,518 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:42,518 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:42" (1/1) ... [2024-11-09 00:10:42,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-09 00:10:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-09 00:10:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:10:42,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:42,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:42,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:42,627 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:42,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:10:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:42,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:42,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:10:42,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:10:43,005 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:10:43,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:10:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:43,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:10:43,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:10:43,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:10:43,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:43,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:43,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:43,080 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:43,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:10:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:43,292 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:10:53,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:10:53,542 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) [2024-11-09 00:10:53,548 INFO L158 Benchmark]: Toolchain (without parser) took 12297.68ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 39.7MB in the beginning and 79.7MB in the end (delta: -40.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:53,549 INFO L158 Benchmark]: CDTParser took 1.02ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:53,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.50ms. Allocated memory is still 81.8MB. Free memory was 39.4MB in the beginning and 55.2MB in the end (delta: -15.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:53,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.63ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:10:53,552 INFO L158 Benchmark]: Boogie Preprocessor took 52.87ms. Allocated memory is still 81.8MB. Free memory was 53.8MB in the beginning and 52.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:53,554 INFO L158 Benchmark]: RCFGBuilder took 604.23ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 37.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:53,555 INFO L158 Benchmark]: CodeCheck took 11042.55ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 37.8MB in the beginning and 79.7MB in the end (delta: -41.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:53,560 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 1.02ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.50ms. Allocated memory is still 81.8MB. Free memory was 39.4MB in the beginning and 55.2MB in the end (delta: -15.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.63ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.87ms. Allocated memory is still 81.8MB. Free memory was 53.8MB in the beginning and 52.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 604.23ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 37.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11042.55ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 37.8MB in the beginning and 79.7MB in the end (delta: -41.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:10:53,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f76fc0d-60b6-4c7f-800e-b20bfeb6dc66/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