./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC --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 2296f8bb93bd4140c35d0b2800df8c874c564098ef0aa8a507c2732dcd35dc25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:06,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:06,363 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:28:06,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:28:06,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:28:06,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:06,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:06,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:06,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:06,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:06,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:06,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:06,422 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:28:06,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:28:06,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:28:06,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:06,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:06,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:06,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:06,425 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:28:06,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:06,426 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:06,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:06,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:06,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:06,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:06,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:06,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:06,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:06,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:06,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:28:06,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:28:06,430 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:06,430 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_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2296f8bb93bd4140c35d0b2800df8c874c564098ef0aa8a507c2732dcd35dc25 [2023-11-23 20:28:06,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:06,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:06,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:06,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:06,716 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:06,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i [2023-11-23 20:28:09,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:10,027 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:10,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i [2023-11-23 20:28:10,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/5820d204a/dc1caf49e93f4c1e934a07af1f3a9861/FLAGc5afb8665 [2023-11-23 20:28:10,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/5820d204a/dc1caf49e93f4c1e934a07af1f3a9861 [2023-11-23 20:28:10,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:10,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:10,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:10,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:10,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:10,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7157d768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10, skipping insertion in model container [2023-11-23 20:28:10,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:10,252 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_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i[919,932] [2023-11-23 20:28:10,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:10,329 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:10,342 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_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i[919,932] [2023-11-23 20:28:10,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:10,401 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:10,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10 WrapperNode [2023-11-23 20:28:10,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:10,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:10,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:10,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:10,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,496 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2023-11-23 20:28:10,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:10,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:10,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:10,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:10,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:10,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:10,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:10,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:10,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:10,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:10,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:10,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:28:10,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:28:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:28:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:10,774 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:10,776 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:11,212 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:11,509 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:11,509 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:28:11,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:11 BoogieIcfgContainer [2023-11-23 20:28:11,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:11,513 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:11,513 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:11,525 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:11,525 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:11" (1/1) ... [2023-11-23 20:28:11,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2023-11-23 20:28:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2023-11-23 20:28:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:28:11,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:11,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-23 20:28:21,955 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) [2023-11-23 20:28:21,959 INFO L158 Benchmark]: Toolchain (without parser) took 11901.70ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 133.5MB in the end (delta: 3.8MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,960 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:28:21,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.44ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 123.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.23ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,962 INFO L158 Benchmark]: Boogie Preprocessor took 69.04ms. Allocated memory is still 174.1MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,963 INFO L158 Benchmark]: RCFGBuilder took 944.34ms. Allocated memory is still 174.1MB. Free memory was 119.7MB in the beginning and 78.6MB in the end (delta: 41.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,963 INFO L158 Benchmark]: CodeCheck took 10445.24ms. Allocated memory is still 174.1MB. Free memory was 78.6MB in the beginning and 133.5MB in the end (delta: -54.9MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-23 20:28:21,966 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 0.32ms. Allocated memory is still 117.4MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.44ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 123.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.23ms. Allocated memory is still 174.1MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.04ms. Allocated memory is still 174.1MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 944.34ms. Allocated memory is still 174.1MB. Free memory was 119.7MB in the beginning and 78.6MB in the end (delta: 41.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 10445.24ms. Allocated memory is still 174.1MB. Free memory was 78.6MB in the beginning and 133.5MB in the end (delta: -54.9MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:28:21,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC --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 2296f8bb93bd4140c35d0b2800df8c874c564098ef0aa8a507c2732dcd35dc25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:24,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:24,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:28:24,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:24,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:24,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:24,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:24,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:24,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:24,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:24,843 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:28:24,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:28:24,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:24,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:24,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:24,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:24,847 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:28:24,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:28:24,848 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:28:24,849 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:28:24,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:24,850 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:24,851 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:24,851 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:24,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:24,853 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:24,853 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:24,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:24,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:24,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:24,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:24,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:24,857 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:28:24,858 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:24,858 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:24,858 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:28:24,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:24,859 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_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2296f8bb93bd4140c35d0b2800df8c874c564098ef0aa8a507c2732dcd35dc25 [2023-11-23 20:28:25,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:25,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:25,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:25,318 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:25,319 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:25,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i [2023-11-23 20:28:28,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:28,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:28,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i [2023-11-23 20:28:28,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/6510496ca/a683526888214ee68d8579d93b53585b/FLAG778b140d5 [2023-11-23 20:28:28,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/data/6510496ca/a683526888214ee68d8579d93b53585b [2023-11-23 20:28:28,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:28,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:28,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:28,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:28,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:28,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:28" (1/1) ... [2023-11-23 20:28:28,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a433c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:28, skipping insertion in model container [2023-11-23 20:28:28,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:28" (1/1) ... [2023-11-23 20:28:28,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:29,187 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_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i[919,932] [2023-11-23 20:28:29,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:29,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:29,333 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_498805cb-8a7d-4b57-bad3-85a95e100b33/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-64.i[919,932] [2023-11-23 20:28:29,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:29,418 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:29,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29 WrapperNode [2023-11-23 20:28:29,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:29,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:29,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:29,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:29,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,484 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2023-11-23 20:28:29,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:29,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:29,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:29,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:29,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:29,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:29,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:29,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:29,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:29" (1/1) ... [2023-11-23 20:28:29,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:29,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:29,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:29,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:28:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:28:29,651 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:28:29,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:29,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:29,780 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:29,783 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:30,253 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:30,412 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:30,412 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:28:30,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:30 BoogieIcfgContainer [2023-11-23 20:28:30,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:30,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:30,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:30,426 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:30,427 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:30" (1/1) ... [2023-11-23 20:28:30,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2023-11-23 20:28:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2023-11-23 20:28:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:28:30,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:30,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:30,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:28:30,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:28:30,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_498805cb-8a7d-4b57-bad3-85a95e100b33/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:28:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:30,863 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:28:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:31,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 20:28:31,050 INFO L285 TraceCheckSpWp]: Computing forward predicates...