./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/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_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi --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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:12,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:12,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:08:12,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:12,673 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:12,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:12,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:12,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:12,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:12,704 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:12,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:12,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:12,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:12,706 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:12,707 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:12,707 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:12,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:12,708 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:12,709 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:12,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:12,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:12,711 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:12,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:12,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:12,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:12,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:12,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:12,713 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:12,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:12,714 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_6c29347a-a450-433e-afc8-480beb306005/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-11-24 23:08:12,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:13,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:13,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:13,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:13,010 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:13,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 23:08:16,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:16,609 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:16,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 23:08:16,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/10a98a672/c6129350c4d64201b69ad71b9f0a1064/FLAG40f8f09bb [2023-11-24 23:08:16,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/10a98a672/c6129350c4d64201b69ad71b9f0a1064 [2023-11-24 23:08:16,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:16,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:16,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:16,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:16,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:16,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:16" (1/1) ... [2023-11-24 23:08:16,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3886a673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:16, skipping insertion in model container [2023-11-24 23:08:16,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:16" (1/1) ... [2023-11-24 23:08:16,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:16,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:16,963 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:17,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:17,019 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:17,020 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:17,026 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:17,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17 WrapperNode [2023-11-24 23:08:17,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:17,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:17,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:17,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:17,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,090 INFO L138 Inliner]: procedures = 26, calls = 74, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 281 [2023-11-24 23:08:17,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:17,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:17,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:17,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:17,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:17,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:17,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:17,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:17,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:17,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:17,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:17,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:17,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:17,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:17,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:08:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:08:17,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:17,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:17,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:17,249 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:08:17,460 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:17,463 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:18,067 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:18,287 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:18,287 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 23:08:18,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:18 BoogieIcfgContainer [2023-11-24 23:08:18,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:18,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:18,292 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:18,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:18,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:18" (1/1) ... [2023-11-24 23:08:18,305 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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 23:08:18,313 INFO L158 Benchmark]: Toolchain (without parser) took 1662.32ms. Allocated memory is still 157.3MB. Free memory was 110.3MB in the beginning and 88.6MB in the end (delta: 21.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,314 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:18,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.74ms. Allocated memory is still 157.3MB. Free memory was 109.9MB in the beginning and 97.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.55ms. Allocated memory is still 157.3MB. Free memory was 97.3MB in the beginning and 94.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,318 INFO L158 Benchmark]: Boogie Preprocessor took 63.68ms. Allocated memory is still 157.3MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,319 INFO L158 Benchmark]: RCFGBuilder took 1135.48ms. Allocated memory is still 157.3MB. Free memory was 92.4MB in the beginning and 89.3MB in the end (delta: 3.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,320 INFO L158 Benchmark]: CodeCheck took 19.54ms. Allocated memory is still 157.3MB. Free memory was 89.3MB in the beginning and 88.6MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:18,327 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.74ms. Allocated memory is still 157.3MB. Free memory was 109.9MB in the beginning and 97.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.55ms. Allocated memory is still 157.3MB. Free memory was 97.3MB in the beginning and 94.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.68ms. Allocated memory is still 157.3MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.48ms. Allocated memory is still 157.3MB. Free memory was 92.4MB in the beginning and 89.3MB in the end (delta: 3.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 19.54ms. Allocated memory is still 157.3MB. Free memory was 89.3MB in the beginning and 88.6MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:08:18,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/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_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi --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 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:21,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:21,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:08:21,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:21,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:21,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:21,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:21,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:21,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:21,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:21,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:21,363 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:21,364 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:21,365 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:21,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:21,366 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:08:21,367 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:08:21,367 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:08:21,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:21,368 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:21,369 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:21,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:21,370 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:21,371 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:21,371 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:21,372 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:21,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:21,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:21,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:21,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:21,375 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:08:21,376 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:21,376 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:08:21,376 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:21,377 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_6c29347a-a450-433e-afc8-480beb306005/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41874b69ed787f1d4b0fd199a95bb437bfc8aab0f734c194621d2ef33cc65cc9 [2023-11-24 23:08:21,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:21,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:21,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:21,852 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:21,853 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:21,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 23:08:25,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:25,468 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:25,469 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/sv-benchmarks/c/weaver/popl20-prod-cons3.wvr.c [2023-11-24 23:08:25,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/37f890d30/36da67d8046c4eb1b1b5874ee84004d9/FLAG2a5f33bc3 [2023-11-24 23:08:25,492 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/data/37f890d30/36da67d8046c4eb1b1b5874ee84004d9 [2023-11-24 23:08:25,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:25,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:25,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:25,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:25,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:25,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:25,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd0b175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25, skipping insertion in model container [2023-11-24 23:08:25,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:25,540 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:25,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:25,791 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:08:25,806 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:25,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:25,873 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:25,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:25,944 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:25,944 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:25,952 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:25,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25 WrapperNode [2023-11-24 23:08:25,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:25,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:25,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:25,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:25,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:25,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,048 INFO L138 Inliner]: procedures = 28, calls = 74, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 274 [2023-11-24 23:08:26,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:26,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:26,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:26,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:26,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:26,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:26,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:26,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:26,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:25" (1/1) ... [2023-11-24 23:08:26,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:26,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:26,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:26,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:08:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:08:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:26,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:26,228 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:26,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 23:08:26,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 23:08:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:26,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:26,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:26,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:08:26,234 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:08:26,488 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:26,493 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:27,292 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:27,519 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:27,519 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 23:08:27,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:27 BoogieIcfgContainer [2023-11-24 23:08:27,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:27,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:27,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:27,533 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:27,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:27" (1/1) ... [2023-11-24 23:08:27,534 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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 23:08:27,541 INFO L158 Benchmark]: Toolchain (without parser) took 2044.50ms. Allocated memory is still 98.6MB. Free memory was 74.4MB in the beginning and 57.9MB in the end (delta: 16.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,542 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:27,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.52ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 59.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.05ms. Allocated memory is still 98.6MB. Free memory was 59.1MB in the beginning and 56.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,545 INFO L158 Benchmark]: Boogie Preprocessor took 57.13ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 54.2MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,547 INFO L158 Benchmark]: RCFGBuilder took 1403.37ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 59.0MB in the end (delta: -5.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,547 INFO L158 Benchmark]: CodeCheck took 16.58ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 57.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:27,557 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.52ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 59.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.05ms. Allocated memory is still 98.6MB. Free memory was 59.1MB in the beginning and 56.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.13ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 54.2MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1403.37ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 59.0MB in the end (delta: -5.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * CodeCheck took 16.58ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 57.9MB 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. [2023-11-24 23:08:27,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c29347a-a450-433e-afc8-480beb306005/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported