./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8dd1b8487488da5512ee2059c0a8d89f6280a35cd4bb18d2bead4f575259869d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:21,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:22,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:41:22,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:22,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:22,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:22,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:22,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:22,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:22,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:22,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:22,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:22,110 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:22,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:22,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:22,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:22,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:22,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:22,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:22,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:22,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:22,117 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:22,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:22,118 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:22,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:22,119 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:22,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:22,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:22,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:22,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:22,122 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:22,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:22,123 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:22,124 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_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd1b8487488da5512ee2059c0a8d89f6280a35cd4bb18d2bead4f575259869d [2023-11-19 03:41:22,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:22,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:22,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:22,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:22,542 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:22,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i [2023-11-19 03:41:26,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:26,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:26,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i [2023-11-19 03:41:26,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/56f9290a7/2269d198c3d8494d950223167f47632e/FLAGb305bc41e [2023-11-19 03:41:26,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/56f9290a7/2269d198c3d8494d950223167f47632e [2023-11-19 03:41:26,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:26,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:26,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:26,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:26,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:26,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:26" (1/1) ... [2023-11-19 03:41:26,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd44b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:26, skipping insertion in model container [2023-11-19 03:41:26,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:26" (1/1) ... [2023-11-19 03:41:26,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:26,936 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i[919,932] [2023-11-19 03:41:27,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:27,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:27,062 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i[919,932] [2023-11-19 03:41:27,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:27,128 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:27,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27 WrapperNode [2023-11-19 03:41:27,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:27,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:27,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:27,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:27,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,206 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-19 03:41:27,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:27,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:27,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:27,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:27,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:27,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:27,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:27,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:27,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:27" (1/1) ... [2023-11-19 03:41:27,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:27,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:27,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:27,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:41:27,385 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:41:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:27,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:27,540 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:27,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:28,033 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:28,509 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:28,509 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:28,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:28 BoogieIcfgContainer [2023-11-19 03:41:28,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:28,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:28,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:28,531 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:28,532 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:28" (1/1) ... [2023-11-19 03:41:28,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2023-11-19 03:41:28,623 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2023-11-19 03:41:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:41:28,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:28,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:41:29,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:41:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:41:39,259 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:41:39,264 INFO L158 Benchmark]: Toolchain (without parser) took 12569.69ms. Allocated memory is still 201.3MB. Free memory was 153.9MB in the beginning and 126.3MB in the end (delta: 27.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,264 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 151.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:41:39,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.13ms. Allocated memory is still 201.3MB. Free memory was 153.2MB in the beginning and 139.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.71ms. Allocated memory is still 201.3MB. Free memory was 139.2MB in the beginning and 135.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,267 INFO L158 Benchmark]: Boogie Preprocessor took 51.63ms. Allocated memory is still 201.3MB. Free memory was 135.8MB in the beginning and 134.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,268 INFO L158 Benchmark]: RCFGBuilder took 1257.48ms. Allocated memory is still 201.3MB. Free memory was 134.3MB in the beginning and 158.8MB in the end (delta: -24.5MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,274 INFO L158 Benchmark]: CodeCheck took 10743.31ms. Allocated memory is still 201.3MB. Free memory was 158.8MB in the beginning and 126.3MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:41:39,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 151.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.13ms. Allocated memory is still 201.3MB. Free memory was 153.2MB in the beginning and 139.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.71ms. Allocated memory is still 201.3MB. Free memory was 139.2MB in the beginning and 135.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.63ms. Allocated memory is still 201.3MB. Free memory was 135.8MB in the beginning and 134.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1257.48ms. Allocated memory is still 201.3MB. Free memory was 134.3MB in the beginning and 158.8MB in the end (delta: -24.5MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * CodeCheck took 10743.31ms. Allocated memory is still 201.3MB. Free memory was 158.8MB in the beginning and 126.3MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:41:39,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8dd1b8487488da5512ee2059c0a8d89f6280a35cd4bb18d2bead4f575259869d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:42,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:42,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:41:42,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:42,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:42,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:42,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:42,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:42,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:42,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:42,405 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:42,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:42,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:42,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:42,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:42,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:42,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:41:42,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:41:42,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:41:42,411 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:42,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:42,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:42,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:42,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:42,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:42,414 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:41:42,415 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:41:42,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:42,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:42,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:42,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:42,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:42,419 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:41:42,419 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:41:42,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:42,420 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:41:42,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:41:42,421 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd1b8487488da5512ee2059c0a8d89f6280a35cd4bb18d2bead4f575259869d [2023-11-19 03:41:42,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:42,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:42,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:42,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:42,949 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:42,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i [2023-11-19 03:41:46,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:47,041 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:47,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i [2023-11-19 03:41:47,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/586aeea9a/2ceb49fc50584befa7ea55f593ca5950/FLAGe3d95e3f3 [2023-11-19 03:41:47,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/data/586aeea9a/2ceb49fc50584befa7ea55f593ca5950 [2023-11-19 03:41:47,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:47,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:47,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:47,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:47,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:47,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6ad4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47, skipping insertion in model container [2023-11-19 03:41:47,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:47,336 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i[919,932] [2023-11-19 03:41:47,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:47,444 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:47,461 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-29.i[919,932] [2023-11-19 03:41:47,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:47,578 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:47,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47 WrapperNode [2023-11-19 03:41:47,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:47,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:47,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:47,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:47,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,676 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-19 03:41:47,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:47,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:47,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:47,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:47,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:47,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:47,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:47,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:47,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:47" (1/1) ... [2023-11-19 03:41:47,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:47,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:47,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:47,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:41:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:41:47,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:41:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:47,946 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:47,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:52,625 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:53,011 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:53,012 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:53,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:53 BoogieIcfgContainer [2023-11-19 03:41:53,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:53,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:53,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:53,032 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:53,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:53" (1/1) ... [2023-11-19 03:41:53,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2023-11-19 03:41:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2023-11-19 03:41:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:41:53,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:53,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:41:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:41:53,160 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:41:53,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1cc305-a249-47c0-9881-c43e990b51da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:41:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:55,769 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:42:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:42:03,460 INFO L285 TraceCheckSpWp]: Computing forward predicates...