./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i --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_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b --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 b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:47:00,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:47:00,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:47:00,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:47:00,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:47:00,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:47:00,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:47:00,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:47:00,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:47:00,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:47:00,664 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:47:00,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:47:00,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:47:00,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:00,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:47:00,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:47:00,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:47:00,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:47:00,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:47:00,666 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_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c [2024-12-05 22:47:00,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:47:00,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:47:00,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:47:00,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:47:00,903 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:47:00,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-12-05 22:47:03,505 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/832517c06/6d87a78b0e964444ba19179b4844f455/FLAGc2476481c [2024-12-05 22:47:03,719 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:47:03,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-12-05 22:47:03,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/832517c06/6d87a78b0e964444ba19179b4844f455/FLAGc2476481c [2024-12-05 22:47:04,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/832517c06/6d87a78b0e964444ba19179b4844f455 [2024-12-05 22:47:04,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:47:04,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:47:04,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:04,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:47:04,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:47:04,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df512a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04, skipping insertion in model container [2024-12-05 22:47:04,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:47:04,231 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_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-12-05 22:47:04,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:04,274 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:47:04,282 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_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-12-05 22:47:04,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:04,315 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:47:04,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04 WrapperNode [2024-12-05 22:47:04,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:04,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:04,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:47:04,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:47:04,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,354 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-12-05 22:47:04,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:04,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:47:04,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:47:04,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:47:04,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,373 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:47:04,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:47:04,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:47:04,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:47:04,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:04,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:47:04,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:47:04,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:47:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:47:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:47:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:47:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:47:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:47:04,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:47:04,510 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:47:04,512 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:47:04,763 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-05 22:47:04,764 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:47:04,923 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:47:04,923 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:47:04,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:04 BoogieIcfgContainer [2024-12-05 22:47:04,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:47:04,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:47:04,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:47:04,934 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:47:04,934 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:04" (1/1) ... [2024-12-05 22:47:04,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:47:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-05 22:47:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-05 22:47:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:47:04,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:47:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:47:05,378 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:47:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:47:05,462 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:47:05,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:47:05 ImpRootNode [2024-12-05 22:47:05,502 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:47:05,502 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:47:05,502 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:47:05,502 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:47:05,503 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:04" (3/4) ... [2024-12-05 22:47:05,505 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:47:05,506 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:47:05,507 INFO L158 Benchmark]: Toolchain (without parser) took 1416.37ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 106.0MB in the end (delta: 11.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-12-05 22:47:05,507 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:05,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.20ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 104.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:05,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.75ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.0MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:05,508 INFO L158 Benchmark]: Boogie Preprocessor took 29.30ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:05,508 INFO L158 Benchmark]: RCFGBuilder took 538.91ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 65.0MB in the end (delta: 35.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 22:47:05,509 INFO L158 Benchmark]: CodeCheck took 577.13ms. Allocated memory is still 142.6MB. Free memory was 65.0MB in the beginning and 106.8MB in the end (delta: -41.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:05,509 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 106.0MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:05,511 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 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 someBinaryFLOATComparisonOperation at line 82, overapproximation of bitwiseAnd at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 64. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 0.9; [L23] unsigned long int var_1_3 = 2941876006; [L24] double var_1_5 = 127.422; [L25] unsigned short int var_1_6 = 10; [L26] unsigned char var_1_7 = 1; [L27] unsigned long int var_1_9 = 4; [L28] unsigned short int var_1_11 = 44699; [L29] signed short int var_1_13 = 2; [L30] unsigned char var_1_15 = 0; [L31] unsigned char var_1_16 = 16; [L32] float var_1_17 = 8.125; [L86] isInitial = 1 [L87] FCALL initially() [L88] int k_loop; [L89] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=2941876006, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L89] COND TRUE k_loop < 1 [L90] FCALL updateLastVariables() [L91] CALL updateVariables() [L60] var_1_3 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L62] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L63] var_1_5 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=1, var_1_9=4] [L65] var_1_7 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_9=4] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_9=4] [L67] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=4] [L68] var_1_9 = __VERIFIER_nondet_ulong() [L69] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0] [L70] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0] [L71] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L72] var_1_11 = __VERIFIER_nondet_ushort() [L73] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L75] var_1_16 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L77] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=1, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_11=32767, var_1_13=2, var_1_15=0, var_1_16=1, var_1_17=65/8, var_1_1=9/10, var_1_3=57982058495, var_1_6=10, var_1_7=0, var_1_9=2] [L91] RET updateVariables() [L92] CALL step() [L36] var_1_15 = var_1_16 [L37] var_1_17 = var_1_5 [L38] EXPR var_1_15 & var_1_15 [L38] unsigned long int stepLocal_2 = var_1_3 * (var_1_15 & var_1_15); [L39] COND FALSE !(\read(var_1_7)) [L46] var_1_6 = (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1) [L48] var_1_13 = var_1_15 [L49] signed long int stepLocal_1 = var_1_6 * var_1_15; [L50] unsigned char stepLocal_0 = var_1_15; [L51] COND TRUE stepLocal_0 <= (var_1_3 - var_1_6) [L52] COND FALSE !(var_1_3 < stepLocal_1) [L55] var_1_1 = var_1_5 [L92] RET step() [L93] CALL, EXPR property() [L82] EXPR ((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1)))) [L82] EXPR var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1))) [L82] EXPR ((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1)))) [L82-L83] return (((((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1))))) && (var_1_13 == ((signed short int) var_1_15))) && (var_1_15 == ((unsigned char) var_1_16))) && (var_1_17 == ((float) var_1_5)) ; [L93] RET, EXPR property() [L93] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=32767, var_1_13=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_1=2, var_1_3=57982058495, var_1_5=2, var_1_6=2, var_1_7=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_11=32767, var_1_13=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_1=2, var_1_3=57982058495, var_1_5=2, var_1_6=2, var_1_7=0, var_1_9=2] * 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 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.20ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 104.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.75ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.0MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.30ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 538.91ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 65.0MB in the end (delta: 35.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 577.13ms. Allocated memory is still 142.6MB. Free memory was 65.0MB in the beginning and 106.8MB in the end (delta: -41.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 106.0MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:47:05,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b --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 b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:47:07,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:47:07,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:47:07,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:47:07,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:47:07,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:47:07,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:47:07,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:47:07,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:47:07,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:47:07,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:47:07,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:47:07,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:47:07,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:47:07,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:47:07,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:07,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:47:07,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:47:07,577 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:07,577 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:47:07,577 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_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c [2024-12-05 22:47:07,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:47:07,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:47:07,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:47:07,812 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:47:07,813 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:47:07,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-12-05 22:47:10,550 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/32e2c3f92/ef31707a1a6241b9b9622bab2c66a542/FLAG92d0c3e5b [2024-12-05 22:47:10,736 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:47:10,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-12-05 22:47:10,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/32e2c3f92/ef31707a1a6241b9b9622bab2c66a542/FLAG92d0c3e5b [2024-12-05 22:47:10,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/data/32e2c3f92/ef31707a1a6241b9b9622bab2c66a542 [2024-12-05 22:47:10,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:47:10,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:47:10,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:10,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:47:10,766 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:47:10,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:10,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289b2674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10, skipping insertion in model container [2024-12-05 22:47:10,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:10,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:47:10,882 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_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-12-05 22:47:10,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:10,927 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:47:10,935 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_fd870d59-e72d-486e-92d4-a0ead3539752/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-12-05 22:47:10,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:10,968 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:47:10,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10 WrapperNode [2024-12-05 22:47:10,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:10,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:10,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:47:10,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:47:10,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:10,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,002 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-12-05 22:47:11,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:11,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:47:11,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:47:11,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:47:11,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,020 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:47:11,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:47:11,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:47:11,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:47:11,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:10" (1/1) ... [2024-12-05 22:47:11,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:11,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:47:11,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:47:11,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:47:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:47:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:47:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:47:11,080 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:47:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:47:11,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:47:11,141 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:47:11,143 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:47:11,566 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-05 22:47:11,566 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:47:11,653 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:47:11,654 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:47:11,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:11 BoogieIcfgContainer [2024-12-05 22:47:11,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:47:11,655 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:47:11,655 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:47:11,664 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:47:11,665 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:11" (1/1) ... [2024-12-05 22:47:11,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:47:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-05 22:47:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-05 22:47:11,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:47:11,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:11,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:11,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:11,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:11,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:47:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:12,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:12,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:47:12,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 86 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-05 22:47:33,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:47:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 49 states and 96 transitions. [2024-12-05 22:47:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2024-12-05 22:47:36,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 22:47:36,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:36,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:36,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:36,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:36,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:47:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:47:37,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 307 proven. 1 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-05 22:47:37,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:47:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 71 states and 134 transitions. [2024-12-05 22:47:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2024-12-05 22:47:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-05 22:47:43,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:43,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:43,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:43,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:43,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:47:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:44,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:44,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:47:44,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 617 proven. 1 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-05 22:47:44,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:47:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 27 states and 38 transitions. [2024-12-05 22:47:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-12-05 22:47:45,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:47:45,505 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-05 22:47:45,511 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L89-3(lines 89 95) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L77(lines 59 78) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-12-05 22:47:46,554 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L61-1(line 61) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L66-1(line 66) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:47:46,555 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-05 22:47:46,556 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-12-05 22:47:46,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:47:46 ImpRootNode [2024-12-05 22:47:46,566 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:47:46,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:47:46,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:47:46,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:47:46,568 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:11" (3/4) ... [2024-12-05 22:47:46,569 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:47:46,571 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 22:47:46,574 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-12-05 22:47:46,574 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-05 22:47:46,574 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 22:47:46,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:47:46,631 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:47:46,632 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:47:46,632 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:47:46,632 INFO L158 Benchmark]: Toolchain (without parser) took 35870.99ms. Allocated memory was 92.3MB in the beginning and 486.5MB in the end (delta: 394.3MB). Free memory was 69.3MB in the beginning and 325.5MB in the end (delta: -256.1MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2024-12-05 22:47:46,633 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:46,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.42ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 56.2MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:46,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.40ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:46,634 INFO L158 Benchmark]: Boogie Preprocessor took 26.92ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:46,634 INFO L158 Benchmark]: RCFGBuilder took 623.37ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 60.5MB in the end (delta: -7.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-12-05 22:47:46,634 INFO L158 Benchmark]: CodeCheck took 34911.49ms. Allocated memory was 92.3MB in the beginning and 486.5MB in the end (delta: 394.3MB). Free memory was 60.5MB in the beginning and 329.5MB in the end (delta: -269.0MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. [2024-12-05 22:47:46,635 INFO L158 Benchmark]: Witness Printer took 64.75ms. Allocated memory is still 486.5MB. Free memory was 329.5MB in the beginning and 325.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:46,636 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 254 SdHoareTripleChecker+Valid, 9.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 77 mSDsluCounter, 181 SdHoareTripleChecker+Invalid, 8.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 136 mSDsCounter, 183 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 735 IncrementalHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 183 mSolverCounterUnsat, 45 mSDtfsCounter, 735 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2165 GetRequests, 2109 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 953 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 21.9s InterpolantComputationTime, 273 NumberOfCodeBlocks, 273 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 1727 SizeOfPredicates, 12 NumberOfNonLiveVariables, 525 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 2004/2025 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_3 == \old(var_1_3))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_9 == \old(var_1_9))) && (var_1_11 == \old(var_1_11))) && (var_1_13 == \old(var_1_13))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.42ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 56.2MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.40ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.92ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 53.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 623.37ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 60.5MB in the end (delta: -7.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 34911.49ms. Allocated memory was 92.3MB in the beginning and 486.5MB in the end (delta: 394.3MB). Free memory was 60.5MB in the beginning and 329.5MB in the end (delta: -269.0MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. * Witness Printer took 64.75ms. Allocated memory is still 486.5MB. Free memory was 329.5MB in the beginning and 325.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:47:46,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd870d59-e72d-486e-92d4-a0ead3539752/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE