./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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 64bit --witnessprinter.graph.data.programhash 35e41100eac4151f900ff6bd781c82e1d1b295799564c0d21c287769e6286f74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:23,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:23,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:17:23,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:17:23,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:17:23,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:23,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:23,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:23,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:23,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:23,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:23,689 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:23,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:17:23,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:23,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:23,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:23,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:23,692 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:23,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:23,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:23,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:23,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:23,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:23,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:23,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:23,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:23,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:23,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:23,700 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:17:23,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:17:23,701 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35e41100eac4151f900ff6bd781c82e1d1b295799564c0d21c287769e6286f74 [2024-11-09 00:17:23,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:24,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:24,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:24,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:24,009 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:24,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c Unable to find full path for "g++" [2024-11-09 00:17:25,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:26,351 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:26,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c [2024-11-09 00:17:26,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/abc7e9360/0df64cf05b0943f1811043696b371a2d/FLAG678f94c64 [2024-11-09 00:17:26,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/abc7e9360/0df64cf05b0943f1811043696b371a2d [2024-11-09 00:17:26,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:26,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:26,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:26,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:26,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:26,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:26" (1/1) ... [2024-11-09 00:17:26,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf18fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:26, skipping insertion in model container [2024-11-09 00:17:26,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:26" (1/1) ... [2024-11-09 00:17:26,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:26,748 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c[1245,1258] [2024-11-09 00:17:27,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:27,261 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:27,274 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c[1245,1258] [2024-11-09 00:17:27,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:27,519 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:27,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27 WrapperNode [2024-11-09 00:17:27,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:27,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:27,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:27,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:27,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:27,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,225 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3609 [2024-11-09 00:17:28,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:28,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:28,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:28,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:28,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:28,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:28,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:28,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:28,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:27" (1/1) ... [2024-11-09 00:17:28,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:28,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:28,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:28,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:17:28,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:29,370 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:29,372 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:17:34,220 INFO L? ?]: Removed 2024 outVars from TransFormulas that were not future-live. [2024-11-09 00:17:34,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:17:39,774 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:17:39,775 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:17:39,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:39 BoogieIcfgContainer [2024-11-09 00:17:39,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:17:39,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:17:39,776 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:17:39,786 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:17:39,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:39" (1/1) ... [2024-11-09 00:17:39,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:17:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:17:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:17:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:17:39,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:51,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:18:07,500 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 00:18:07,508 INFO L158 Benchmark]: Toolchain (without parser) took 41111.56ms. Allocated memory was 125.8MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 90.2MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 252.7MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,511 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 72.9MB in the beginning and 72.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:18:07,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1122.83ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 704.34ms. Allocated memory was 155.2MB in the beginning and 222.3MB in the end (delta: 67.1MB). Free memory was 88.4MB in the beginning and 115.9MB in the end (delta: -27.5MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,515 INFO L158 Benchmark]: Boogie Preprocessor took 546.84ms. Allocated memory is still 222.3MB. Free memory was 115.9MB in the beginning and 99.3MB in the end (delta: 16.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,517 INFO L158 Benchmark]: RCFGBuilder took 11001.12ms. Allocated memory was 222.3MB in the beginning and 1.1GB in the end (delta: 847.2MB). Free memory was 99.3MB in the beginning and 848.6MB in the end (delta: -749.3MB). Peak memory consumption was 494.9MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,518 INFO L158 Benchmark]: CodeCheck took 27730.05ms. Allocated memory was 1.1GB in the beginning and 2.6GB in the end (delta: 1.5GB). Free memory was 847.6MB in the beginning and 2.3GB in the end (delta: -1.5GB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-09 00:18:07,524 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 0.27ms. Allocated memory is still 125.8MB. Free memory was 72.9MB in the beginning and 72.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1122.83ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 704.34ms. Allocated memory was 155.2MB in the beginning and 222.3MB in the end (delta: 67.1MB). Free memory was 88.4MB in the beginning and 115.9MB in the end (delta: -27.5MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 546.84ms. Allocated memory is still 222.3MB. Free memory was 115.9MB in the beginning and 99.3MB in the end (delta: 16.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * RCFGBuilder took 11001.12ms. Allocated memory was 222.3MB in the beginning and 1.1GB in the end (delta: 847.2MB). Free memory was 99.3MB in the beginning and 848.6MB in the end (delta: -749.3MB). Peak memory consumption was 494.9MB. Max. memory is 16.1GB. * CodeCheck took 27730.05ms. Allocated memory was 1.1GB in the beginning and 2.6GB in the end (delta: 1.5GB). Free memory was 847.6MB in the beginning and 2.3GB in the end (delta: -1.5GB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:18:07,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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 64bit --witnessprinter.graph.data.programhash 35e41100eac4151f900ff6bd781c82e1d1b295799564c0d21c287769e6286f74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:18:10,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:18:10,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:18:10,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:18:10,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:18:10,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:18:10,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:18:10,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:18:10,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:18:10,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:18:10,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:18:10,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:18:10,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:18:10,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:18:10,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:18:10,177 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:18:10,178 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:18:10,179 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:18:10,183 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:18:10,183 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:18:10,184 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:18:10,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:18:10,184 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:18:10,185 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:10,185 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:18:10,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:18:10,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:10,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:18:10,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:18:10,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:18:10,187 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:18:10,188 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:10,189 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:18:10,190 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35e41100eac4151f900ff6bd781c82e1d1b295799564c0d21c287769e6286f74 [2024-11-09 00:18:10,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:18:10,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:18:10,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:18:10,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:18:10,639 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:18:10,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c Unable to find full path for "g++" [2024-11-09 00:18:12,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:18:13,021 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:18:13,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c [2024-11-09 00:18:13,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/291b0264f/3a4fb985932e472fa673c73bdcb2f3c6/FLAG9fd8b2dd3 [2024-11-09 00:18:13,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/data/291b0264f/3a4fb985932e472fa673c73bdcb2f3c6 [2024-11-09 00:18:13,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:18:13,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:18:13,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:13,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:18:13,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:18:13,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:13,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4588457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13, skipping insertion in model container [2024-11-09 00:18:13,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:13,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:18:13,366 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c[1245,1258] [2024-11-09 00:18:13,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:13,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:18:13,782 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_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal14.c[1245,1258] [2024-11-09 00:18:13,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:13,978 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:18:13,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13 WrapperNode [2024-11-09 00:18:13,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:13,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:13,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:18:13,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:18:13,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,165 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1475 [2024-11-09 00:18:14,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:14,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:18:14,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:18:14,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:18:14,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:18:14,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:18:14,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:18:14,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:18:14,254 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:13" (1/1) ... [2024-11-09 00:18:14,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:14,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:18:14,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:18:14,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:18:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:18:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:18:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:18:14,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:18:14,771 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:18:14,773 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:18:17,876 INFO L? ?]: Removed 723 outVars from TransFormulas that were not future-live. [2024-11-09 00:18:17,876 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:18:17,965 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:18:17,966 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:18:17,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:17 BoogieIcfgContainer [2024-11-09 00:18:17,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:18:17,967 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:18:17,967 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:18:17,978 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:18:17,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:18:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:18:18,057 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:18:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:18:18,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:18,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:18,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:18:18,064 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:18:18,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:18:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:19,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:18:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:19,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:18:19,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:18:19,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:18:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:18:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:18:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:18:20,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:20,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:20,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:18:20,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:18:20,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:18:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:23,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:18:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:24,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 1514 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-09 00:18:24,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:18:25,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:18:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:18:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:18:28,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:18:28,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:28,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:28,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:18:28,152 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:18:28,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ce69e42-f6fe-4629-8f8a-03853ad37cc0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:18:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:34,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:18:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:35,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 2230 conjuncts, 170 conjuncts are in the unsatisfiable core [2024-11-09 00:18:35,754 INFO L278 TraceCheckSpWp]: Computing forward predicates...