./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/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_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/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_0938bd5f-fa75-4c67-b526-1070c76669ff/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 37cca93bb7dc8cf168b28f2ca23bfa0068547531ceecfc239eae366d82d628a0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:32,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:32,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:32:32,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:32:32,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:32:32,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:32,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:32,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:32,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:32,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:32,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:32,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:32,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:32,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:32:32,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:32,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:32,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:32,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:32,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:32,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:32,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:32,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:32,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:32,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:32,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:32,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:32,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:32,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:32,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:32,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:32,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:32,616 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:32:32,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:32:32,616 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_0938bd5f-fa75-4c67-b526-1070c76669ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37cca93bb7dc8cf168b28f2ca23bfa0068547531ceecfc239eae366d82d628a0 [2024-11-08 19:32:32,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:33,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:33,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:33,027 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:33,028 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:33,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-07.c Unable to find full path for "g++" [2024-11-08 19:32:35,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:35,273 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:35,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c [2024-11-08 19:32:35,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/ec4eefe82/8be7325a407e42d69e6bbcd5953530ad/FLAG9978bc892 [2024-11-08 19:32:35,305 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/ec4eefe82/8be7325a407e42d69e6bbcd5953530ad [2024-11-08 19:32:35,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:35,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:35,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:35,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:35,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:35,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f377c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35, skipping insertion in model container [2024-11-08 19:32:35,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:35,654 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_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c[11507,11520] [2024-11-08 19:32:35,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:35,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:35,758 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_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c[11507,11520] [2024-11-08 19:32:35,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:35,789 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:35,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35 WrapperNode [2024-11-08 19:32:35,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:35,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:35,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:35,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:35,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,866 INFO L138 Inliner]: procedures = 13, calls = 294, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 548 [2024-11-08 19:32:35,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:35,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:35,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:35,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:35,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:35,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:35,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:35,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:35,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:35" (1/1) ... [2024-11-08 19:32:35,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:35,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:35,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:35,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:32:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-08 19:32:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-08 19:32:36,162 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:36,165 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:37,084 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:37,084 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:37,154 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:37,155 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:32:37,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:37 BoogieIcfgContainer [2024-11-08 19:32:37,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:37,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:37,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:37,172 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:37,172 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:37,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 342 states and 627 transitions. [2024-11-08 19:32:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 627 transitions. [2024-11-08 19:32:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2024-11-08 19:32:37,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:37,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:32:49,766 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) [2024-11-08 19:32:49,770 INFO L158 Benchmark]: Toolchain (without parser) took 14459.21ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 90.7MB in the beginning and 85.4MB in the end (delta: 5.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,771 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 107.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:32:49,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.05ms. Allocated memory is still 134.2MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.02ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 65.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,773 INFO L158 Benchmark]: Boogie Preprocessor took 41.62ms. Allocated memory is still 134.2MB. Free memory was 65.6MB in the beginning and 63.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,773 INFO L158 Benchmark]: RCFGBuilder took 1245.05ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 63.5MB in the beginning and 102.2MB in the end (delta: -38.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,774 INFO L158 Benchmark]: CodeCheck took 12612.47ms. Allocated memory is still 180.4MB. Free memory was 102.2MB in the beginning and 85.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2024-11-08 19:32:49,777 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 0.36ms. Allocated memory is still 134.2MB. Free memory is still 107.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.05ms. Allocated memory is still 134.2MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.02ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 65.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.62ms. Allocated memory is still 134.2MB. Free memory was 65.6MB in the beginning and 63.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.05ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 63.5MB in the beginning and 102.2MB in the end (delta: -38.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 12612.47ms. Allocated memory is still 180.4MB. Free memory was 102.2MB in the beginning and 85.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:32:49,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/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_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/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_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/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_0938bd5f-fa75-4c67-b526-1070c76669ff/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 37cca93bb7dc8cf168b28f2ca23bfa0068547531ceecfc239eae366d82d628a0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:52,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:52,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:32:52,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:52,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:52,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:52,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:52,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:52,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:52,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:52,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:52,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:52,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:52,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:52,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:52,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:52,424 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:32:52,424 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:32:52,424 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:52,425 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:32:52,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:52,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:52,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:52,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:52,431 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:52,431 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:52,432 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:52,432 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:32:52,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:52,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:52,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:52,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:52,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:52,434 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:32:52,434 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:52,435 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:32:52,435 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_0938bd5f-fa75-4c67-b526-1070c76669ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37cca93bb7dc8cf168b28f2ca23bfa0068547531ceecfc239eae366d82d628a0 [2024-11-08 19:32:52,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:52,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:52,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:52,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:52,891 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:52,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-07.c Unable to find full path for "g++" [2024-11-08 19:32:55,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:55,343 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:55,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c [2024-11-08 19:32:55,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/4730faaf9/0017f0c712ee4ed49200e0d24b7fb4fa/FLAG188f9a740 [2024-11-08 19:32:55,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/data/4730faaf9/0017f0c712ee4ed49200e0d24b7fb4fa [2024-11-08 19:32:55,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:55,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:55,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:55,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:55,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:55,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:55" (1/1) ... [2024-11-08 19:32:55,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59356d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:55, skipping insertion in model container [2024-11-08 19:32:55,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:55" (1/1) ... [2024-11-08 19:32:55,433 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:55,859 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_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c[11507,11520] [2024-11-08 19:32:55,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:55,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:55,945 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_0938bd5f-fa75-4c67-b526-1070c76669ff/sv-benchmarks/c/xcsp/Haystacks-07.c[11507,11520] [2024-11-08 19:32:55,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:56,001 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:56,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56 WrapperNode [2024-11-08 19:32:56,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:56,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:56,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:56,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:56,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,111 INFO L138 Inliner]: procedures = 13, calls = 294, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 499 [2024-11-08 19:32:56,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:56,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:56,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:56,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:56,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:56,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:56,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:56,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:56,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:56" (1/1) ... [2024-11-08 19:32:56,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:56,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:56,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:56,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:32:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-08 19:32:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-08 19:32:56,413 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:56,416 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:57,400 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:57,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:57,473 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:57,473 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:32:57,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:57 BoogieIcfgContainer [2024-11-08 19:32:57,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:57,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:57,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:57,491 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:57,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:57" (1/1) ... [2024-11-08 19:32:57,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 342 states and 627 transitions. [2024-11-08 19:32:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 627 transitions. [2024-11-08 19:32:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2024-11-08 19:32:57,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:57,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:57,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:32:57,678 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:32:57,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0938bd5f-fa75-4c67-b526-1070c76669ff/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:33:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:04,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:33:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:08,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 558 conjuncts are in the unsatisfiable core [2024-11-08 19:33:08,678 INFO L278 TraceCheckSpWp]: Computing forward predicates...