./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ddf143748f46db32d2f501e86ad4a7fff0470afcb56a7dcfc95fc0d216c0081 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:56:20,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:56:20,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:56:20,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:56:20,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:56:20,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:56:20,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:56:20,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:56:20,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:56:20,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:56:20,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:56:20,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:56:20,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:56:20,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:56:20,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:56:20,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:56:20,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:56:20,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:56:20,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:56:20,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:56:20,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:56:20,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:56:20,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:56:20,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:56:20,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:56:20,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:56:20,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:56:20,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:20,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:56:20,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:56:20,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:56:20,751 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:56:20,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:56:20,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ddf143748f46db32d2f501e86ad4a7fff0470afcb56a7dcfc95fc0d216c0081 [2024-11-09 00:56:21,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:56:21,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:56:21,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:56:21,157 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:56:21,157 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:56:21,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem11_label16.c Unable to find full path for "g++" [2024-11-09 00:56:23,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:56:23,666 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:56:24,027 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:56:24,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2024-11-09 00:56:24,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/data/ef2593f70/8564ab180d4c416195615f9cbaca0d8e/FLAG1f0d2c6e2 [2024-11-09 00:56:24,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/data/ef2593f70/8564ab180d4c416195615f9cbaca0d8e [2024-11-09 00:56:24,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:56:24,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:56:24,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:24,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:56:24,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:56:24,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f20a26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:24, skipping insertion in model container [2024-11-09 00:56:24,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:56:24" (1/1) ... [2024-11-09 00:56:24,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:56:24,525 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_901325bf-dd95-4288-b9f7-fe8195630ef6/sv-benchmarks/c/eca-rers2012/Problem11_label16.c[6270,6283] [2024-11-09 00:56:24,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:24,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:56:25,021 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_901325bf-dd95-4288-b9f7-fe8195630ef6/sv-benchmarks/c/eca-rers2012/Problem11_label16.c[6270,6283] [2024-11-09 00:56:25,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:56:25,336 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:56:25,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25 WrapperNode [2024-11-09 00:56:25,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:56:25,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:25,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:56:25,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:56:25,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,534 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-09 00:56:25,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:56:25,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:56:25,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:56:25,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:56:25,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:56:25,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:56:25,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:56:25,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:56:25,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:56:25" (1/1) ... [2024-11-09 00:56:25,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:56:25,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:56:25,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:56:25,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:56:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:56:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:56:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:56:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:56:25,976 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:56:25,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:56:28,283 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-09 00:56:28,284 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:56:37,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:56:37,172 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:56:37,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:37 BoogieIcfgContainer [2024-11-09 00:56:37,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:56:37,174 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:56:37,175 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:56:37,190 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:56:37,191 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:37" (1/1) ... [2024-11-09 00:56:37,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:56:37,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:37,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:56:37,280 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:56:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:56:37,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:37,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:56:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:56:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:37,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-09 00:56:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-09 00:56:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:56:37,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:37,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:56:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:57:41,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:57:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-09 00:57:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-09 00:57:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:42,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:42,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-11-09 00:59:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-11-09 00:59:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:59:26,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:25,022 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 01:00:35,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:00:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2024-11-09 01:00:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2024-11-09 01:00:36,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 01:00:36,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:36,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 01:01:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-11-09 01:01:34,655 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-11-09 01:01:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 01:01:34,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:34,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:01:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 01:02:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 75 transitions. [2024-11-09 01:02:32,850 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-11-09 01:02:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 01:02:32,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 01:03:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 51 transitions. [2024-11-09 01:03:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 51 transitions. [2024-11-09 01:03:38,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 01:03:38,827 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 01:03:38,835 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 01:03:39,426 INFO L77 FloydHoareUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2024-11-09 01:03:39,426 INFO L77 FloydHoareUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (and (= ~a3~0 1) (= ~a8~0 15) (or (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (< ~a29~0 278) (not (= ~a4~0 1)))) [2024-11-09 01:03:39,427 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 01:03:39,427 INFO L77 FloydHoareUtils]: At program point L1049(line 1049) the Hoare annotation is: (and (= ~a3~0 1) (= ~a8~0 15) (or (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (< ~a29~0 278) (not (= ~a4~0 1)))) [2024-11-09 01:03:39,427 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2024-11-09 01:03:39,428 INFO L77 FloydHoareUtils]: At program point L141-1(lines 32 1036) the Hoare annotation is: (and (= ~a3~0 1) (= ~a8~0 15) (or (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (< ~a29~0 278) (not (= ~a4~0 1)))) [2024-11-09 01:03:39,428 INFO L77 FloydHoareUtils]: At program point L144-1(lines 32 1036) the Hoare annotation is: (and (= ~a3~0 1) (= ~a8~0 15) (or (not (= ~a25~0 11)) (< 0 (+ ~a23~0 43)) (< ~a29~0 278) (not (= ~a4~0 1)))) [2024-11-09 01:03:39,428 INFO L75 FloydHoareUtils]: For program point L145(line 145) no Hoare annotation was computed. [2024-11-09 01:03:39,428 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 01:03:39,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:03:39 ImpRootNode [2024-11-09 01:03:39,445 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:03:39,446 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:03:39,446 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:03:39,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:03:39,447 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:56:37" (3/4) ... [2024-11-09 01:03:39,450 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 01:03:39,479 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 272 nodes and edges [2024-11-09 01:03:39,482 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-09 01:03:39,484 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 01:03:39,486 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 01:03:39,725 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 01:03:39,725 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 01:03:39,725 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:03:39,726 INFO L158 Benchmark]: Toolchain (without parser) took 435635.33ms. Allocated memory was 180.4MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 134.7MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-09 01:03:39,727 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 130.0MB. Free memory was 74.1MB in the beginning and 74.0MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:39,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1242.90ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 87.3MB in the end (delta: 47.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.42ms. Allocated memory is still 180.4MB. Free memory was 87.3MB in the beginning and 69.7MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,729 INFO L158 Benchmark]: Boogie Preprocessor took 227.63ms. Allocated memory is still 180.4MB. Free memory was 69.7MB in the beginning and 136.2MB in the end (delta: -66.5MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,730 INFO L158 Benchmark]: RCFGBuilder took 11409.22ms. Allocated memory was 180.4MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 136.0MB in the beginning and 537.9MB in the end (delta: -401.9MB). Peak memory consumption was 681.3MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,730 INFO L158 Benchmark]: CodeCheck took 422270.70ms. Allocated memory was 1.3GB in the beginning and 5.5GB in the end (delta: 4.3GB). Free memory was 537.9MB in the beginning and 4.0GB in the end (delta: -3.4GB). Peak memory consumption was 851.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,730 INFO L158 Benchmark]: Witness Printer took 279.67ms. Allocated memory is still 5.5GB. Free memory was 4.0GB in the beginning and 4.0GB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 01:03:39,733 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 421.6s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 334 SdHoareTripleChecker+Valid, 112.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 286 mSDsluCounter, 319 SdHoareTripleChecker+Invalid, 112.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 194 mSDsCounter, 157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 795 IncrementalHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 157 mSolverCounterUnsat, 125 mSDtfsCounter, 795 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 978 GetRequests, 881 SyntacticMatches, 35 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1667 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 391.1s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 92 ConstructedInterpolants, 0 QuantifiedInterpolants, 1133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 60/112 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 - PositiveResult [Line: 145]: 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 - InvariantResult [Line: 32]: Location Invariant Derived location invariant: (((a3 == 1) && (a8 == 15)) && ((((a25 != 11) || (0 < ((long long) a23 + 43))) || (a29 < 278)) || (a4 != 1))) - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((a3 == 1) && (a8 == 15)) && ((((a25 != 11) || (0 < ((long long) a23 + 43))) || (a29 < 278)) || (a4 != 1))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 130.0MB. Free memory was 74.1MB in the beginning and 74.0MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1242.90ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 87.3MB in the end (delta: 47.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.42ms. Allocated memory is still 180.4MB. Free memory was 87.3MB in the beginning and 69.7MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 227.63ms. Allocated memory is still 180.4MB. Free memory was 69.7MB in the beginning and 136.2MB in the end (delta: -66.5MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11409.22ms. Allocated memory was 180.4MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 136.0MB in the beginning and 537.9MB in the end (delta: -401.9MB). Peak memory consumption was 681.3MB. Max. memory is 16.1GB. * CodeCheck took 422270.70ms. Allocated memory was 1.3GB in the beginning and 5.5GB in the end (delta: 4.3GB). Free memory was 537.9MB in the beginning and 4.0GB in the end (delta: -3.4GB). Peak memory consumption was 851.1MB. Max. memory is 16.1GB. * Witness Printer took 279.67ms. Allocated memory is still 5.5GB. Free memory was 4.0GB in the beginning and 4.0GB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 01:03:39,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_901325bf-dd95-4288-b9f7-fe8195630ef6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE