./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL --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 3bdc80ea776fe1ffc7508c5c2c40289486c8afa34c0799285ef26df9f184d4ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:44,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:44,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:43:44,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:43:44,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:43:44,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:44,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:44,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:44,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:44,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:44,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:44,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:44,524 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:43:44,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:43:44,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:43:44,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:44,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:44,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:44,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:44,528 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:43:44,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:44,530 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:44,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:44,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:44,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:44,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:44,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:44,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:44,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:44,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:44,535 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:43:44,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:43:44,536 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:44,536 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bdc80ea776fe1ffc7508c5c2c40289486c8afa34c0799285ef26df9f184d4ab [2023-11-19 03:43:44,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:44,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:44,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:44,888 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:44,889 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:44,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/xcsp/Haystacks-15.c [2023-11-19 03:43:47,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:48,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:48,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c [2023-11-19 03:43:48,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/7243ebdde/9a06a0ab63694460a51e9a9e93d12ffe/FLAG0abb33a96 [2023-11-19 03:43:48,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/7243ebdde/9a06a0ab63694460a51e9a9e93d12ffe [2023-11-19 03:43:48,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:48,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:48,421 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:48,421 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:48,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:48,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:48" (1/1) ... [2023-11-19 03:43:48,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d9ad4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:48, skipping insertion in model container [2023-11-19 03:43:48,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:48" (1/1) ... [2023-11-19 03:43:48,513 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:49,211 WARN L240 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c[87741,87754] [2023-11-19 03:43:49,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:49,259 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:49,432 WARN L240 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c[87741,87754] [2023-11-19 03:43:49,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:49,459 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:49,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49 WrapperNode [2023-11-19 03:43:49,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:49,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:49,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:49,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:49,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,690 INFO L138 Inliner]: procedures = 13, calls = 2242, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3376 [2023-11-19 03:43:49,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:49,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:49,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:49,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:49,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:49,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:49,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:49,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:49,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:49" (1/1) ... [2023-11-19 03:43:49,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:49,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:49,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:49,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:49,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:43:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-19 03:43:49,963 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-19 03:43:50,225 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:50,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:53,285 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:53,362 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:53,363 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:43:53,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:53 BoogieIcfgContainer [2023-11-19 03:43:53,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:53,395 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:53,395 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:53,407 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:53,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:53" (1/1) ... [2023-11-19 03:43:53,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:53,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 2466 states and 4699 transitions. [2023-11-19 03:43:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4699 transitions. [2023-11-19 03:43:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6933 [2023-11-19 03:43:54,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:44:09,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:44:09,995 INFO L158 Benchmark]: Toolchain (without parser) took 21574.82ms. Allocated memory was 155.2MB in the beginning and 494.9MB in the end (delta: 339.7MB). Free memory was 102.8MB in the beginning and 228.8MB in the end (delta: -126.0MB). Peak memory consumption was 354.6MB. Max. memory is 16.1GB. [2023-11-19 03:44:09,996 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory was 101.5MB in the beginning and 101.4MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:44:09,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1040.07ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 102.8MB in the beginning and 127.6MB in the end (delta: -24.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-19 03:44:09,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.14ms. Allocated memory is still 205.5MB. Free memory was 127.6MB in the beginning and 106.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:44:09,999 INFO L158 Benchmark]: Boogie Preprocessor took 176.19ms. Allocated memory is still 205.5MB. Free memory was 106.6MB in the beginning and 97.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:44:10,000 INFO L158 Benchmark]: RCFGBuilder took 3524.42ms. Allocated memory was 205.5MB in the beginning and 350.2MB in the end (delta: 144.7MB). Free memory was 97.2MB in the beginning and 202.0MB in the end (delta: -104.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-11-19 03:44:10,001 INFO L158 Benchmark]: CodeCheck took 16598.45ms. Allocated memory was 350.2MB in the beginning and 494.9MB in the end (delta: 144.7MB). Free memory was 202.0MB in the beginning and 228.8MB in the end (delta: -26.7MB). Peak memory consumption was 256.3MB. Max. memory is 16.1GB. [2023-11-19 03:44:10,006 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 155.2MB. Free memory was 101.5MB in the beginning and 101.4MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1040.07ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 102.8MB in the beginning and 127.6MB in the end (delta: -24.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.14ms. Allocated memory is still 205.5MB. Free memory was 127.6MB in the beginning and 106.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.19ms. Allocated memory is still 205.5MB. Free memory was 106.6MB in the beginning and 97.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3524.42ms. Allocated memory was 205.5MB in the beginning and 350.2MB in the end (delta: 144.7MB). Free memory was 97.2MB in the beginning and 202.0MB in the end (delta: -104.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * CodeCheck took 16598.45ms. Allocated memory was 350.2MB in the beginning and 494.9MB in the end (delta: 144.7MB). Free memory was 202.0MB in the beginning and 228.8MB in the end (delta: -26.7MB). Peak memory consumption was 256.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:44:10,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL --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 3bdc80ea776fe1ffc7508c5c2c40289486c8afa34c0799285ef26df9f184d4ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:13,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:13,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:44:13,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:13,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:13,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:13,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:13,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:13,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:13,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:13,269 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:13,270 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:13,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:13,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:13,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:13,274 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:13,274 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:44:13,275 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:44:13,275 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:44:13,276 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:13,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:13,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:13,277 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:13,278 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:13,278 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:13,279 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:13,279 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:13,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:13,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:13,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:13,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:13,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:13,283 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:44:13,284 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:13,284 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:13,284 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:44:13,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:44:13,285 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bdc80ea776fe1ffc7508c5c2c40289486c8afa34c0799285ef26df9f184d4ab [2023-11-19 03:44:13,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:13,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:13,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:13,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:13,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:13,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/xcsp/Haystacks-15.c [2023-11-19 03:44:17,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:17,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:17,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c [2023-11-19 03:44:17,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/4f608ffb7/0425c2c0cb6640cf9bbaed68f35bd725/FLAGfc84abe4d [2023-11-19 03:44:17,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/data/4f608ffb7/0425c2c0cb6640cf9bbaed68f35bd725 [2023-11-19 03:44:17,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:17,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:17,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:17,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:17,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:17,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:17" (1/1) ... [2023-11-19 03:44:17,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3efcb64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:17, skipping insertion in model container [2023-11-19 03:44:17,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:17" (1/1) ... [2023-11-19 03:44:18,040 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:18,691 WARN L240 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c[87741,87754] [2023-11-19 03:44:18,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:18,733 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:18,985 WARN L240 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_7a04e557-0374-4694-b6a6-4b9580eb12ad/sv-benchmarks/c/xcsp/Haystacks-15.c[87741,87754] [2023-11-19 03:44:18,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:19,010 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:19,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19 WrapperNode [2023-11-19 03:44:19,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:19,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:19,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:19,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:19,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,307 INFO L138 Inliner]: procedures = 13, calls = 2242, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3151 [2023-11-19 03:44:19,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:19,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:19,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:19,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:19,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:19,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:19,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:19,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:19,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:19" (1/1) ... [2023-11-19 03:44:19,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:19,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:19,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:19,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:44:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-19 03:44:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-19 03:44:19,960 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:19,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:22,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:22,807 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:22,808 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:44:22,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:22 BoogieIcfgContainer [2023-11-19 03:44:22,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:22,841 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:22,841 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:22,852 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:22,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:22" (1/1) ... [2023-11-19 03:44:22,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:44:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 2466 states and 4699 transitions. [2023-11-19 03:44:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4699 transitions. [2023-11-19 03:44:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6933 [2023-11-19 03:44:23,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:23,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:44:23,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:44:23,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:44:23,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a04e557-0374-4694-b6a6-4b9580eb12ad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process