./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3 --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 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:17:50,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:17:50,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:17:50,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:17:50,384 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:17:50,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:17:50,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:17:50,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:17:50,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:17:50,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:17:50,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:17:50,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:17:50,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:17:50,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:17:50,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:17:50,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:17:50,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:17:50,423 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:17:50,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:17:50,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:17:50,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:17:50,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:17:50,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:17:50,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:17:50,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:17:50,426 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3 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 -> 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f [2024-11-24 18:17:50,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:17:50,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:17:50,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:17:50,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:17:50,752 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:17:50,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-24 18:17:53,728 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/076d3ed1b/2f249556e8a14f37b651dbfe02ff915a/FLAGa5b6fc114 [2024-11-24 18:17:54,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:17:54,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-24 18:17:54,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/076d3ed1b/2f249556e8a14f37b651dbfe02ff915a/FLAGa5b6fc114 [2024-11-24 18:17:54,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/076d3ed1b/2f249556e8a14f37b651dbfe02ff915a [2024-11-24 18:17:54,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:17:54,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:17:54,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:17:54,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:17:54,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:17:54,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c85d3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54, skipping insertion in model container [2024-11-24 18:17:54,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:17:54,519 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_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-24 18:17:54,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:17:54,550 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:17:54,562 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_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-24 18:17:54,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:17:54,582 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:17:54,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54 WrapperNode [2024-11-24 18:17:54,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:17:54,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:17:54,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:17:54,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:17:54,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,614 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-24 18:17:54,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:17:54,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:17:54,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:17:54,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:17:54,623 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:17:54,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:17:54,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:17:54,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:17:54,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:17:54" (1/1) ... [2024-11-24 18:17:54,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:17:54,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:17:54,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:17:54,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:17:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:17:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:17:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:17:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:17:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:17:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:17:54,779 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:17:54,781 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:17:54,929 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-24 18:17:54,930 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:17:54,998 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:17:55,001 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:17:55,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:17:55 BoogieIcfgContainer [2024-11-24 18:17:55,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:17:55,003 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:17:55,003 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:17:55,015 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:17:55,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:17:55" (1/1) ... [2024-11-24 18:17:55,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:17:55,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:17:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-24 18:17:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-24 18:17:55,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-24 18:17:55,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:17:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:17:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:17:55,204 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:17:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:17:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:17:55,286 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:17:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:17:55,314 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:17:55,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:17:55 ImpRootNode [2024-11-24 18:17:55,343 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:17:55,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:17:55,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:17:55,344 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:17:55,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:17:55" (3/4) ... [2024-11-24 18:17:55,349 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:17:55,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:17:55,351 INFO L158 Benchmark]: Toolchain (without parser) took 1012.97ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 58.0MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:17:55,351 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:17:55,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:17:55,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.62ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:17:55,354 INFO L158 Benchmark]: Boogie Preprocessor took 19.86ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.8MB in the end (delta: 743.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:17:55,356 INFO L158 Benchmark]: RCFGBuilder took 366.17ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 69.0MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:17:55,356 INFO L158 Benchmark]: CodeCheck took 340.48ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 58.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:17:55,357 INFO L158 Benchmark]: Witness Printer took 6.39ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 187.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:17:55,363 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 33, overapproximation of someBinaryArithmeticDOUBLEoperation at line 29, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=1) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=1) [L29] x = a / 2.0 [L30] r = 0 VAL [r=0] [L33] CALL __VERIFIER_assert((int)(r*r - a - r + 2*x) == 0) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.62ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.86ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.8MB in the end (delta: 743.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 366.17ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 69.0MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 340.48ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 58.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.39ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 187.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:17:55,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3 --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 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:17:58,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:17:58,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:17:58,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:17:58,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:17:58,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:17:58,384 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:17:58,384 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:17:58,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:17:58,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:17:58,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:17:58,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:17:58,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:17:58,386 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:17:58,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:17:58,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:17:58,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:17:58,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:17:58,389 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:17:58,389 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:17:58,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:17:58,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:17:58,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:17:58,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3 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 -> 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f [2024-11-24 18:17:58,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:17:58,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:17:58,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:17:58,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:17:58,724 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:17:58,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-24 18:18:01,692 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/218c0a383/b046cdaf7a614c0bb45301ebca7d6b64/FLAG1bf58f0bd [2024-11-24 18:18:01,984 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:18:01,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-24 18:18:02,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/218c0a383/b046cdaf7a614c0bb45301ebca7d6b64/FLAG1bf58f0bd [2024-11-24 18:18:02,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/data/218c0a383/b046cdaf7a614c0bb45301ebca7d6b64 [2024-11-24 18:18:02,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:18:02,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:18:02,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:02,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:18:02,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:18:02,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2806fe9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02, skipping insertion in model container [2024-11-24 18:18:02,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:18:02,246 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_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-24 18:18:02,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:02,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:18:02,308 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_a74f595f-6985-497a-a74a-74e712000ccd/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-24 18:18:02,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:02,341 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:18:02,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02 WrapperNode [2024-11-24 18:18:02,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:02,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:02,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:18:02,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:18:02,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,394 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-11-24 18:18:02,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:02,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:18:02,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:18:02,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:18:02,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,419 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:18:02,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:18:02,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:18:02,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:18:02,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:02" (1/1) ... [2024-11-24 18:18:02,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:02,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:18:02,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:18:02,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:18:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:18:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:18:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:18:02,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:18:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:18:02,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:18:02,574 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:18:02,576 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:18:03,768 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-24 18:18:03,768 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:18:03,836 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:18:03,836 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:18:03,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:03 BoogieIcfgContainer [2024-11-24 18:18:03,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:18:03,838 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:18:03,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:18:03,849 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:18:03,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:18:03" (1/1) ... [2024-11-24 18:18:03,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:18:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:18:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-24 18:18:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-24 18:18:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-24 18:18:03,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:18:03,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:03,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:18:03,925 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:18:03,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:18:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:18:04,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:18:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:18:14,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:18:14,881 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) [2024-11-24 18:18:14,886 INFO L158 Benchmark]: Toolchain (without parser) took 12848.26ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 57.6MB in the end (delta: 4.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-24 18:18:14,887 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:14,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.73ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 50.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:18:14,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.84ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:14,888 INFO L158 Benchmark]: Boogie Preprocessor took 41.45ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:14,889 INFO L158 Benchmark]: RCFGBuilder took 1399.30ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 35.0MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:18:14,889 INFO L158 Benchmark]: CodeCheck took 11047.50ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 57.6MB in the end (delta: -22.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:14,891 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 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.73ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 50.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.84ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.45ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1399.30ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 35.0MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11047.50ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 57.6MB in the end (delta: -22.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:18:14,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a74f595f-6985-497a-a74a-74e712000ccd/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown