./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi --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 c3fff67c56135375ffd751199deaa864a3ed3a59a2eb1eeee2e19554b4f47694 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:12,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:12,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:52:12,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:12,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:12,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:12,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:12,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:12,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:12,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:12,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:12,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:12,502 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:12,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:12,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:12,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:12,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:12,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:12,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:12,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:12,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:12,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:12,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:12,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:12,510 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:12,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:12,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:12,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:12,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:12,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:12,513 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:12,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:12,514 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:12,514 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_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3fff67c56135375ffd751199deaa864a3ed3a59a2eb1eeee2e19554b4f47694 [2023-11-24 22:52:12,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:12,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:12,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:12,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:12,845 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:12,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i [2023-11-24 22:52:16,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:16,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:16,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i [2023-11-24 22:52:16,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/035302b14/1228a3243ffb40df914deae0527e7e87/FLAG020bc2aa6 [2023-11-24 22:52:16,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/035302b14/1228a3243ffb40df914deae0527e7e87 [2023-11-24 22:52:16,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:16,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:16,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:16,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:16,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:16,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12efb132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16, skipping insertion in model container [2023-11-24 22:52:16,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:16,614 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_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i[919,932] [2023-11-24 22:52:16,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:16,741 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:16,751 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_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i[919,932] [2023-11-24 22:52:16,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:16,820 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:16,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16 WrapperNode [2023-11-24 22:52:16,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:16,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:16,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:16,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:16,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,940 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 294 [2023-11-24 22:52:16,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:16,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:16,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:16,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:16,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:17,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:17,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:17,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:17,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:17,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:17,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:17,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:17,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:17,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:17,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:17,262 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:17,264 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:17,948 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:18,458 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:18,459 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:18,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:18 BoogieIcfgContainer [2023-11-24 22:52:18,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:18,462 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:18,462 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:18,473 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:18,473 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:18" (1/1) ... [2023-11-24 22:52:18,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2023-11-24 22:52:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2023-11-24 22:52:18,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 22:52:18,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:52:28,971 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) [2023-11-24 22:52:28,975 INFO L158 Benchmark]: Toolchain (without parser) took 12636.41ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 75.5MB in the beginning and 77.9MB in the end (delta: -2.4MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,975 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 136.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:28,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.32ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 75.4MB in the beginning and 153.0MB in the end (delta: -77.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.37ms. Allocated memory is still 186.6MB. Free memory was 153.0MB in the beginning and 147.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,977 INFO L158 Benchmark]: Boogie Preprocessor took 66.46ms. Allocated memory is still 186.6MB. Free memory was 147.5MB in the beginning and 144.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,978 INFO L158 Benchmark]: RCFGBuilder took 1452.07ms. Allocated memory is still 186.6MB. Free memory was 144.7MB in the beginning and 108.6MB in the end (delta: 36.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,979 INFO L158 Benchmark]: CodeCheck took 10511.88ms. Allocated memory is still 186.6MB. Free memory was 108.6MB in the beginning and 77.9MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 22:52:28,983 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 0.23ms. Allocated memory is still 136.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.32ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 75.4MB in the beginning and 153.0MB in the end (delta: -77.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.37ms. Allocated memory is still 186.6MB. Free memory was 153.0MB in the beginning and 147.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.46ms. Allocated memory is still 186.6MB. Free memory was 147.5MB in the beginning and 144.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1452.07ms. Allocated memory is still 186.6MB. Free memory was 144.7MB in the beginning and 108.6MB in the end (delta: 36.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * CodeCheck took 10511.88ms. Allocated memory is still 186.6MB. Free memory was 108.6MB in the beginning and 77.9MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:52:29,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/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_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi --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 c3fff67c56135375ffd751199deaa864a3ed3a59a2eb1eeee2e19554b4f47694 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:31,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:31,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:31,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:31,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:31,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:31,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:31,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:31,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:32,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:32,002 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:32,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:32,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:32,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:32,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:32,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:32,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:32,007 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:32,007 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:32,008 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:32,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:32,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:32,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:32,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:32,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:32,010 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:32,011 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:32,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:32,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:32,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:32,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:32,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:32,014 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:32,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:32,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:32,015 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:32,015 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:32,016 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_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3fff67c56135375ffd751199deaa864a3ed3a59a2eb1eeee2e19554b4f47694 [2023-11-24 22:52:32,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:32,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:32,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:32,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:32,483 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:32,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i [2023-11-24 22:52:35,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:36,091 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:36,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i [2023-11-24 22:52:36,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/0cbecb5e0/19aaec7fee0d4557b1754f2eeca1a738/FLAGde928edcb [2023-11-24 22:52:36,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/data/0cbecb5e0/19aaec7fee0d4557b1754f2eeca1a738 [2023-11-24 22:52:36,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:36,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:36,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:36,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:36,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:36,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f88cbe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36, skipping insertion in model container [2023-11-24 22:52:36,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:36,405 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_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i[919,932] [2023-11-24 22:52:36,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:36,503 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:36,517 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_de41b738-1912-48d6-9167-35a2146fc5a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-10.i[919,932] [2023-11-24 22:52:36,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:36,648 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:36,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36 WrapperNode [2023-11-24 22:52:36,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:36,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:36,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:36,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:36,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,718 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-24 22:52:36,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:36,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:36,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:36,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:36,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:36,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:36,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:36,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:36,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:36" (1/1) ... [2023-11-24 22:52:36,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:36,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:36,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:36,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:36,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:36,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:36,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:36,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:36,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:37,029 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:37,031 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:49,750 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:50,040 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:50,040 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:50,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:50 BoogieIcfgContainer [2023-11-24 22:52:50,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:50,043 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:50,043 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:50,054 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:50,055 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:50" (1/1) ... [2023-11-24 22:52:50,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2023-11-24 22:52:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2023-11-24 22:52:50,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 22:52:50,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:50,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:50,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:52:50,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:52:50,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de41b738-1912-48d6-9167-35a2146fc5a9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:52:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:52,611 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:53:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:01,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 22:53:01,926 INFO L285 TraceCheckSpWp]: Computing forward predicates...