./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a77b23de3110741cf9e339cfb9f72e965f6bc6bc082cff0044fedc6c4916cfb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:12,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:12,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:28:12,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:12,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:12,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:12,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:12,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:12,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:12,657 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:12,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:12,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:12,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:12,659 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:28:12,661 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:28:12,662 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:28:12,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:12,663 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:12,664 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:12,664 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:12,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:12,668 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:12,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:12,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:12,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:12,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:12,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:12,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:12,671 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:12,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:12,672 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_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a77b23de3110741cf9e339cfb9f72e965f6bc6bc082cff0044fedc6c4916cfb [2024-11-09 00:28:13,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:13,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:13,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:13,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:13,045 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:13,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i Unable to find full path for "g++" [2024-11-09 00:28:15,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:15,496 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:15,496 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2024-11-09 00:28:15,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/56f31787b/63a28cebc2774c498741c5668d81ff5b/FLAGbb0544691 [2024-11-09 00:28:15,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/56f31787b/63a28cebc2774c498741c5668d81ff5b [2024-11-09 00:28:15,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:15,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:15,696 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:15,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:15,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:15,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:15,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570bd498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15, skipping insertion in model container [2024-11-09 00:28:15,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:15,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:16,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:16,864 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:16,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:17,190 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:17,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17 WrapperNode [2024-11-09 00:28:17,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:17,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:17,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:17,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:17,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,390 INFO L138 Inliner]: procedures = 396, calls = 207, calls flagged for inlining = 53, calls inlined = 218, statements flattened = 3786 [2024-11-09 00:28:17,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:17,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:17,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:17,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:17,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:17,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:17,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:17,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:17,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:17" (1/1) ... [2024-11-09 00:28:17,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:17,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:17,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:17,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:28:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:28:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:28:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:28:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2024-11-09 00:28:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2024-11-09 00:28:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2024-11-09 00:28:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2024-11-09 00:28:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2024-11-09 00:28:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2024-11-09 00:28:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:17,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:28:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:28:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:28:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2024-11-09 00:28:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2024-11-09 00:28:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2024-11-09 00:28:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2024-11-09 00:28:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2024-11-09 00:28:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2024-11-09 00:28:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2024-11-09 00:28:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2024-11-09 00:28:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:28:17,722 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:28:18,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:18,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:24,168 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:28:24,169 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:33,149 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:33,149 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:33,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:33 BoogieIcfgContainer [2024-11-09 00:28:33,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:33,151 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:33,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:33,163 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:33,164 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:33" (1/1) ... [2024-11-09 00:28:33,165 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:28:33,174 INFO L158 Benchmark]: Toolchain (without parser) took 17477.81ms. Allocated memory was 144.7MB in the beginning and 973.1MB in the end (delta: 828.4MB). Free memory was 100.5MB in the beginning and 498.4MB in the end (delta: -397.9MB). Peak memory consumption was 430.3MB. Max. memory is 16.1GB. [2024-11-09 00:28:33,174 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:33,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1494.63ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 99.8MB in the beginning and 148.1MB in the end (delta: -48.2MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2024-11-09 00:28:33,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.81ms. Allocated memory is still 184.5MB. Free memory was 148.1MB in the beginning and 128.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:28:33,177 INFO L158 Benchmark]: Boogie Preprocessor took 244.67ms. Allocated memory is still 184.5MB. Free memory was 128.2MB in the beginning and 109.0MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:28:33,177 INFO L158 Benchmark]: RCFGBuilder took 15513.18ms. Allocated memory was 184.5MB in the beginning and 973.1MB in the end (delta: 788.5MB). Free memory was 108.2MB in the beginning and 499.4MB in the end (delta: -391.2MB). Peak memory consumption was 471.8MB. Max. memory is 16.1GB. [2024-11-09 00:28:33,178 INFO L158 Benchmark]: CodeCheck took 20.43ms. Allocated memory is still 973.1MB. Free memory was 499.4MB in the beginning and 498.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:33,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1494.63ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 99.8MB in the beginning and 148.1MB in the end (delta: -48.2MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.81ms. Allocated memory is still 184.5MB. Free memory was 148.1MB in the beginning and 128.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.67ms. Allocated memory is still 184.5MB. Free memory was 128.2MB in the beginning and 109.0MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 15513.18ms. Allocated memory was 184.5MB in the beginning and 973.1MB in the end (delta: 788.5MB). Free memory was 108.2MB in the beginning and 499.4MB in the end (delta: -391.2MB). Peak memory consumption was 471.8MB. Max. memory is 16.1GB. * CodeCheck took 20.43ms. Allocated memory is still 973.1MB. Free memory was 499.4MB in the beginning and 498.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:28:33,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a77b23de3110741cf9e339cfb9f72e965f6bc6bc082cff0044fedc6c4916cfb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:35,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:35,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-09 00:28:35,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:35,827 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:35,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:35,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:35,829 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:35,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:35,831 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:35,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:35,832 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:28:35,833 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:28:35,833 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:28:35,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:35,836 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:35,836 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:35,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:35,837 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:35,837 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:35,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:35,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:35,841 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:35,841 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:35,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:35,842 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:35,842 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:35,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:35,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:35,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:35,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:35,844 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:35,844 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:35,845 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:35,845 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_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a77b23de3110741cf9e339cfb9f72e965f6bc6bc082cff0044fedc6c4916cfb [2024-11-09 00:28:36,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:36,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:36,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:36,291 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:36,293 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:36,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i Unable to find full path for "g++" [2024-11-09 00:28:38,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:38,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:38,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2024-11-09 00:28:38,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/3f3b1d2f5/5657562a70bd48e6b254c16a065966a5/FLAG098cc6701 [2024-11-09 00:28:38,846 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/data/3f3b1d2f5/5657562a70bd48e6b254c16a065966a5 [2024-11-09 00:28:38,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:38,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:38,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:38,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:38,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:38,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:38" (1/1) ... [2024-11-09 00:28:38,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65070358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:38, skipping insertion in model container [2024-11-09 00:28:38,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:38" (1/1) ... [2024-11-09 00:28:38,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:39,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:40,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:40,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:40,222 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:40,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40 WrapperNode [2024-11-09 00:28:40,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:40,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:40,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:40,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:40,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,397 INFO L138 Inliner]: procedures = 400, calls = 207, calls flagged for inlining = 53, calls inlined = 218, statements flattened = 3674 [2024-11-09 00:28:40,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:40,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:40,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:40,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:40,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:40,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:40,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:40,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:40,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:40" (1/1) ... [2024-11-09 00:28:40,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:40,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:40,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:40,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:28:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2024-11-09 00:28:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2024-11-09 00:28:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2024-11-09 00:28:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2024-11-09 00:28:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2024-11-09 00:28:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2024-11-09 00:28:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2024-11-09 00:28:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2024-11-09 00:28:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2024-11-09 00:28:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2024-11-09 00:28:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2024-11-09 00:28:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2024-11-09 00:28:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2024-11-09 00:28:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2024-11-09 00:28:40,691 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:28:41,124 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:41,126 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:51,956 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:28:51,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:29:02,372 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:29:02,373 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:29:02,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:02 BoogieIcfgContainer [2024-11-09 00:29:02,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:29:02,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:29:02,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:29:02,386 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:29:02,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:02" (1/1) ... [2024-11-09 00:29:02,387 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:29:02,395 INFO L158 Benchmark]: Toolchain (without parser) took 23543.79ms. Allocated memory was 83.9MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 56.4MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 465.6MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,396 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 83.9MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:02,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1371.28ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 56.3MB in the beginning and 78.4MB in the end (delta: -22.1MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.93ms. Allocated memory is still 111.1MB. Free memory was 78.4MB in the beginning and 60.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,398 INFO L158 Benchmark]: Boogie Preprocessor took 208.46ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 64.1MB in the end (delta: -4.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,399 INFO L158 Benchmark]: RCFGBuilder took 21766.33ms. Allocated memory was 111.1MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 64.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 514.6MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,400 INFO L158 Benchmark]: CodeCheck took 18.85ms. Allocated memory is still 2.0GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:02,404 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 83.9MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1371.28ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 56.3MB in the beginning and 78.4MB in the end (delta: -22.1MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.93ms. Allocated memory is still 111.1MB. Free memory was 78.4MB in the beginning and 60.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.46ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 64.1MB in the end (delta: -4.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * RCFGBuilder took 21766.33ms. Allocated memory was 111.1MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 64.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 514.6MB. Max. memory is 16.1GB. * CodeCheck took 18.85ms. Allocated memory is still 2.0GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:29:02,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b00a88bf-0df8-43b8-b67a-51632bd46f48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported