./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:54,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:55,056 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:32:55,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:32:55,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:32:55,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:55,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:55,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:55,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:55,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:55,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:55,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:55,101 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:32:55,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:32:55,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:32:55,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:55,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:55,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:55,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:55,105 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:55,105 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:32:55,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:55,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:55,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:55,110 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:55,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:55,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:55,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:55,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:55,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:55,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:55,117 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:32:55,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:32:55,117 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa [2024-11-09 00:32:55,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:55,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:55,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:55,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:55,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:55,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-06.c Unable to find full path for "g++" [2024-11-09 00:32:58,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:58,407 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:58,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c [2024-11-09 00:32:58,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/47f3f6f1f/73003a9f9a6349f990b86a1d5c51f7a1/FLAGc276b342b [2024-11-09 00:32:58,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/47f3f6f1f/73003a9f9a6349f990b86a1d5c51f7a1 [2024-11-09 00:32:58,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:58,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:58,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:58,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:58,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:58,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:58" (1/1) ... [2024-11-09 00:32:58,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff27526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:58, skipping insertion in model container [2024-11-09 00:32:58,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:58" (1/1) ... [2024-11-09 00:32:58,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:59,150 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-11-09 00:32:59,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:59,175 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:59,251 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-11-09 00:32:59,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:59,279 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:59,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59 WrapperNode [2024-11-09 00:32:59,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:59,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:59,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:59,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:59,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,370 INFO L138 Inliner]: procedures = 13, calls = 199, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 388 [2024-11-09 00:32:59,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:59,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:59,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:59,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:59,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:59,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:59,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:59,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:59,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:59" (1/1) ... [2024-11-09 00:32:59,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:59,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:59,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:59,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:59,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:59,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:59,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:32:59,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-09 00:32:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-09 00:32:59,688 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:59,691 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:33:00,544 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:33:00,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:33:00,616 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:33:00,621 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:33:00,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:00 BoogieIcfgContainer [2024-11-09 00:33:00,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:33:00,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:33:00,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:33:00,639 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:33:00,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:00" (1/1) ... [2024-11-09 00:33:00,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:33:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 234 states and 424 transitions. [2024-11-09 00:33:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 424 transitions. [2024-11-09 00:33:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2024-11-09 00:33:00,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:00,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:33:12,575 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:33:12,599 INFO L158 Benchmark]: Toolchain (without parser) took 13848.52ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 121.5MB in the beginning and 92.2MB in the end (delta: 29.4MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,599 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 161.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:12,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.59ms. Allocated memory is still 161.5MB. Free memory was 121.5MB in the beginning and 103.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.71ms. Allocated memory is still 161.5MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,604 INFO L158 Benchmark]: Boogie Preprocessor took 42.56ms. Allocated memory is still 161.5MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,607 INFO L158 Benchmark]: RCFGBuilder took 1207.09ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 98.4MB in the beginning and 169.6MB in the end (delta: -71.3MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,609 INFO L158 Benchmark]: CodeCheck took 11965.02ms. Allocated memory is still 207.6MB. Free memory was 169.6MB in the beginning and 92.2MB in the end (delta: 77.5MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2024-11-09 00:33:12,616 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 161.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 537.59ms. Allocated memory is still 161.5MB. Free memory was 121.5MB in the beginning and 103.7MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.71ms. Allocated memory is still 161.5MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.56ms. Allocated memory is still 161.5MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1207.09ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 98.4MB in the beginning and 169.6MB in the end (delta: -71.3MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * CodeCheck took 11965.02ms. Allocated memory is still 207.6MB. Free memory was 169.6MB in the beginning and 92.2MB in the end (delta: 77.5MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:33:12,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:33:15,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:33:15,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:33:16,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:33:16,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:33:16,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:33:16,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:33:16,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:33:16,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:33:16,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:33:16,040 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:33:16,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:33:16,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:33:16,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:33:16,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:33:16,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:33:16,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:33:16,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:33:16,047 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:33:16,047 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:33:16,047 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:33:16,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:33:16,052 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:33:16,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:33:16,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:33:16,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:33:16,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:16,053 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:33:16,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:33:16,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:16,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:33:16,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:33:16,058 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:33:16,059 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:33:16,059 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:16,060 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:33:16,060 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa [2024-11-09 00:33:16,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:33:16,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:33:16,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:33:16,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:33:16,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:33:16,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-06.c Unable to find full path for "g++" [2024-11-09 00:33:19,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:33:19,728 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:33:19,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c [2024-11-09 00:33:19,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/e5f8b6f44/cbb1b71e857147ccacddae27819ab19f/FLAGf90855c1e [2024-11-09 00:33:19,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/data/e5f8b6f44/cbb1b71e857147ccacddae27819ab19f [2024-11-09 00:33:19,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:33:19,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:33:19,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:19,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:33:19,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:33:19,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:19" (1/1) ... [2024-11-09 00:33:19,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47dd378e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:19, skipping insertion in model container [2024-11-09 00:33:19,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:19" (1/1) ... [2024-11-09 00:33:19,828 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:33:20,249 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-11-09 00:33:20,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:20,275 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:33:20,374 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_1fcb7724-24e4-4f2e-87b2-8c615a24881c/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-11-09 00:33:20,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:20,421 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:33:20,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20 WrapperNode [2024-11-09 00:33:20,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:20,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:20,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:33:20,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:33:20,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,613 INFO L138 Inliner]: procedures = 13, calls = 199, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 352 [2024-11-09 00:33:20,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:20,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:33:20,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:33:20,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:33:20,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:33:20,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:33:20,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:33:20,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:33:20,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:20" (1/1) ... [2024-11-09 00:33:20,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:20,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:33:20,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:33:20,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:33:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:33:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:33:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:33:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:33:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-09 00:33:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-09 00:33:20,913 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:33:20,915 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:33:21,549 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:33:21,550 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:33:21,616 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:33:21,616 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:33:21,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:21 BoogieIcfgContainer [2024-11-09 00:33:21,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:33:21,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:33:21,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:33:21,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:33:21,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:21" (1/1) ... [2024-11-09 00:33:21,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:33:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 234 states and 424 transitions. [2024-11-09 00:33:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 424 transitions. [2024-11-09 00:33:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2024-11-09 00:33:21,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:21,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:21,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:33:21,787 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:33:21,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fcb7724-24e4-4f2e-87b2-8c615a24881c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:33:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:25,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:33:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:27,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 370 conjuncts are in the unsatisfiable core [2024-11-09 00:33:27,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:44:03,880 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification that was a NOOP. DAG size: 215 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:44:32,668 WARN L286 SmtUtils]: Spent 7.44s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:45:11,458 WARN L286 SmtUtils]: Spent 10.33s on a formula simplification that was a NOOP. DAG size: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:46:00,978 WARN L286 SmtUtils]: Spent 12.15s on a formula simplification that was a NOOP. DAG size: 232 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:47:05,646 WARN L286 SmtUtils]: Spent 14.93s on a formula simplification that was a NOOP. DAG size: 237 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)