./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL --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 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:29,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:29,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:11:29,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:29,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:30,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:30,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:30,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:30,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:30,036 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:30,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:30,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:30,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:30,039 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:30,040 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:30,040 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:30,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:30,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:30,042 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:30,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:30,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:30,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:30,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:30,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:30,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:30,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:30,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:30,048 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:30,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:30,049 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_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 [2023-11-19 03:11:30,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:30,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:30,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:30,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:30,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:30,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-19 03:11:34,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:34,609 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:34,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-19 03:11:34,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/f55f481a9/4dcec6967f394c0980ed1aadea9f0487/FLAG39637362f [2023-11-19 03:11:34,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/f55f481a9/4dcec6967f394c0980ed1aadea9f0487 [2023-11-19 03:11:34,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:34,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:34,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:34,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:34,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:34,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:34" (1/1) ... [2023-11-19 03:11:34,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4473b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:34, skipping insertion in model container [2023-11-19 03:11:34,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:34" (1/1) ... [2023-11-19 03:11:34,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:35,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:36,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:36,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:36,441 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:36,442 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:36,452 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:36,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36 WrapperNode [2023-11-19 03:11:36,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:36,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:36,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:36,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:36,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,608 INFO L138 Inliner]: procedures = 481, calls = 75, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 288 [2023-11-19 03:11:36,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:36,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:36,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:36,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:36,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:36,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:36,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:36,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:36,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:36" (1/1) ... [2023-11-19 03:11:36,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:36,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:36,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:36,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:36,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-19 03:11:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-19 03:11:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:36,851 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:37,254 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:37,257 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:38,030 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:38,292 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:38,294 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:11:38,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:38 BoogieIcfgContainer [2023-11-19 03:11:38,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:38,312 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:38,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:38,327 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:38,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:38" (1/1) ... [2023-11-19 03:11:38,329 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) [2023-11-19 03:11:38,340 INFO L158 Benchmark]: Toolchain (without parser) took 3674.84ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 108.5MB in the beginning and 82.2MB in the end (delta: 26.3MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:38,341 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 159.4MB. Free memory was 126.2MB in the beginning and 126.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:38,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1788.15ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 108.5MB in the beginning and 156.6MB in the end (delta: -48.1MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2023-11-19 03:11:38,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.15ms. Allocated memory is still 209.7MB. Free memory was 155.6MB in the beginning and 152.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:38,348 INFO L158 Benchmark]: Boogie Preprocessor took 111.29ms. Allocated memory is still 209.7MB. Free memory was 152.4MB in the beginning and 148.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:38,350 INFO L158 Benchmark]: RCFGBuilder took 1577.44ms. Allocated memory is still 209.7MB. Free memory was 148.2MB in the beginning and 83.2MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 03:11:38,351 INFO L158 Benchmark]: CodeCheck took 25.15ms. Allocated memory is still 209.7MB. Free memory was 83.2MB in the beginning and 82.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:38,358 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 0.44ms. Allocated memory is still 159.4MB. Free memory was 126.2MB in the beginning and 126.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1788.15ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 108.5MB in the beginning and 156.6MB in the end (delta: -48.1MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.15ms. Allocated memory is still 209.7MB. Free memory was 155.6MB in the beginning and 152.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.29ms. Allocated memory is still 209.7MB. Free memory was 152.4MB in the beginning and 148.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1577.44ms. Allocated memory is still 209.7MB. Free memory was 148.2MB in the beginning and 83.2MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * CodeCheck took 25.15ms. Allocated memory is still 209.7MB. Free memory was 83.2MB in the beginning and 82.2MB 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. [2023-11-19 03:11:38,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL --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 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:41,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:41,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:41,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:41,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:41,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:41,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:41,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:41,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:41,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:41,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:41,718 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:11:41,719 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:11:41,720 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:11:41,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:41,721 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:41,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:41,722 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:41,723 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:41,723 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:41,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:41,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:41,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:41,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:41,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:41,727 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:41,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:41,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:41,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:41,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:41,730 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:41,730 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:41,731 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:41,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:41,732 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_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 [2023-11-19 03:11:42,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:42,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:42,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:42,185 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:42,186 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:42,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-19 03:11:45,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:46,406 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:46,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-19 03:11:46,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/ba1eb5896/6c2489e35b4b4f97af59dd00c814a60e/FLAG6e0cf397b [2023-11-19 03:11:46,950 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/data/ba1eb5896/6c2489e35b4b4f97af59dd00c814a60e [2023-11-19 03:11:46,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:46,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:46,963 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:46,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:46,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:46,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:46,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a802c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:46, skipping insertion in model container [2023-11-19 03:11:46,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:46" (1/1) ... [2023-11-19 03:11:47,065 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:48,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:48,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:48,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:48,382 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:48,382 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:48,392 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:48,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48 WrapperNode [2023-11-19 03:11:48,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:48,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:48,395 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:48,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:48,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,521 INFO L138 Inliner]: procedures = 485, calls = 75, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 281 [2023-11-19 03:11:48,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:48,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:48,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:48,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:48,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:48,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:48,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:48,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:48,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:48,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:48,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:48,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:11:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-19 03:11:48,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-19 03:11:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:48,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:48,752 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:49,180 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:49,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:50,410 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:50,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:50,660 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:11:50,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:50 BoogieIcfgContainer [2023-11-19 03:11:50,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:50,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:50,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:50,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:50,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:50" (1/1) ... [2023-11-19 03:11:50,683 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) [2023-11-19 03:11:50,689 INFO L158 Benchmark]: Toolchain (without parser) took 3726.83ms. Allocated memory was 69.2MB in the beginning and 119.5MB in the end (delta: 50.3MB). Free memory was 34.7MB in the beginning and 69.2MB in the end (delta: -34.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-19 03:11:50,690 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:50,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.66ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 34.6MB in the beginning and 65.2MB in the end (delta: -30.6MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-19 03:11:50,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.47ms. Allocated memory is still 98.6MB. Free memory was 65.2MB in the beginning and 60.5MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:50,693 INFO L158 Benchmark]: Boogie Preprocessor took 120.08ms. Allocated memory is still 98.6MB. Free memory was 60.5MB in the beginning and 57.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:50,694 INFO L158 Benchmark]: RCFGBuilder took 2023.35ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.8MB in the beginning and 70.7MB in the end (delta: -13.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:50,695 INFO L158 Benchmark]: CodeCheck took 18.91ms. Allocated memory is still 119.5MB. Free memory was 69.9MB in the beginning and 69.2MB in the end (delta: 728.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:50,700 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 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.66ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 34.6MB in the beginning and 65.2MB in the end (delta: -30.6MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.47ms. Allocated memory is still 98.6MB. Free memory was 65.2MB in the beginning and 60.5MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.08ms. Allocated memory is still 98.6MB. Free memory was 60.5MB in the beginning and 57.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2023.35ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.8MB in the beginning and 70.7MB in the end (delta: -13.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18.91ms. Allocated memory is still 119.5MB. Free memory was 69.9MB in the beginning and 69.2MB in the end (delta: 728.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:50,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd2cde41-43f5-43b1-93c2-53babe7841cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported