./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/twostage_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3 --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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:50:29,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:50:29,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 02:50:29,278 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:50:29,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:50:29,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:50:29,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:50:29,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:50:29,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:50:29,317 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:50:29,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:50:29,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:50:29,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:50:29,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:50:29,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:50:29,319 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:50:29,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:50:29,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:50:29,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:50:29,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:50:29,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:50:29,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:50:29,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:50:29,322 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3 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 -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-11-25 02:50:29,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:50:29,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:50:29,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:50:29,699 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:50:29,699 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:50:29,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/twostage_3.i [2024-11-25 02:50:33,498 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/c8cf53df6/9230101a1acf4a68abae91af00c79360/FLAGfffdab200 [2024-11-25 02:50:34,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:50:34,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/sv-benchmarks/c/pthread/twostage_3.i [2024-11-25 02:50:34,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/c8cf53df6/9230101a1acf4a68abae91af00c79360/FLAGfffdab200 [2024-11-25 02:50:34,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/c8cf53df6/9230101a1acf4a68abae91af00c79360 [2024-11-25 02:50:34,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:50:34,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:50:34,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:50:34,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:50:34,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:50:34,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:50:34" (1/1) ... [2024-11-25 02:50:34,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390559c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:34, skipping insertion in model container [2024-11-25 02:50:34,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:50:34" (1/1) ... [2024-11-25 02:50:34,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:50:35,020 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:35,022 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:35,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:50:35,040 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:50:35,125 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:35,126 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:35,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:50:35,245 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:50:35,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35 WrapperNode [2024-11-25 02:50:35,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:50:35,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:50:35,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:50:35,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:50:35,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,302 INFO L138 Inliner]: procedures = 373, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 171 [2024-11-25 02:50:35,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:50:35,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:50:35,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:50:35,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:50:35,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,327 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:50:35,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:50:35,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:50:35,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:50:35,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:35" (1/1) ... [2024-11-25 02:50:35,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:50:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:50:35,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:50:35,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:50:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-11-25 02:50:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-11-25 02:50:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-11-25 02:50:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-11-25 02:50:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:50:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:50:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 02:50:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:50:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:50:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:50:35,423 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:50:35,644 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:50:35,647 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:50:36,149 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:50:36,149 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:50:36,189 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:50:36,190 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 02:50:36,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:50:36 BoogieIcfgContainer [2024-11-25 02:50:36,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:50:36,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:50:36,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:50:36,203 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:50:36,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:50:36" (1/1) ... [2024-11-25 02:50:36,204 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:50:36,215 INFO L158 Benchmark]: Toolchain (without parser) took 2074.15ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 75.4MB in the end (delta: 14.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-25 02:50:36,216 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:36,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.04ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 50.0MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 02:50:36,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.43ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:36,220 INFO L158 Benchmark]: Boogie Preprocessor took 36.84ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:36,220 INFO L158 Benchmark]: RCFGBuilder took 849.29ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 76.7MB in the end (delta: -30.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-25 02:50:36,221 INFO L158 Benchmark]: CodeCheck took 20.55ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:36,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.04ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 50.0MB in the end (delta: 39.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.43ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.84ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 849.29ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 76.7MB in the end (delta: -30.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 20.55ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:50:36,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3 --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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:50:39,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:50:39,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 02:50:39,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:50:39,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:50:39,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:50:39,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:50:39,735 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:50:39,736 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:50:39,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:50:39,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:50:39,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:50:39,737 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:50:39,737 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:39,737 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:50:39,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:50:39,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:50:39,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:50:39,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:50:39,742 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:50:39,742 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:39,742 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:50:39,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3 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 -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-11-25 02:50:40,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:50:40,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:50:40,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:50:40,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:50:40,129 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:50:40,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/twostage_3.i [2024-11-25 02:50:43,190 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/f9a9d3925/f3a3850dac4443e58514095f075d0ae6/FLAG4bbb539da [2024-11-25 02:50:43,633 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:50:43,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/sv-benchmarks/c/pthread/twostage_3.i [2024-11-25 02:50:43,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/f9a9d3925/f3a3850dac4443e58514095f075d0ae6/FLAG4bbb539da [2024-11-25 02:50:43,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/data/f9a9d3925/f3a3850dac4443e58514095f075d0ae6 [2024-11-25 02:50:43,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:50:43,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:50:43,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:50:43,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:50:43,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:50:43,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:50:43" (1/1) ... [2024-11-25 02:50:43,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90689c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:43, skipping insertion in model container [2024-11-25 02:50:43,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:50:43" (1/1) ... [2024-11-25 02:50:43,727 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:50:44,460 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 02:50:44,461 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 02:50:44,477 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:44,478 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:44,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:50:44,502 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:50:44,603 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:44,608 WARN L1675 CHandler]: Possible shadowing of function lock [2024-11-25 02:50:44,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:50:44,739 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:50:44,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44 WrapperNode [2024-11-25 02:50:44,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:50:44,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:50:44,743 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:50:44,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:50:44,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,828 INFO L138 Inliner]: procedures = 376, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 170 [2024-11-25 02:50:44,831 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:50:44,832 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:50:44,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:50:44,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:50:44,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,870 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:50:44,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:50:44,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:50:44,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:50:44,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:50:44" (1/1) ... [2024-11-25 02:50:44,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:50:44,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:50:44,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:50:44,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:50:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:50:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-11-25 02:50:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-11-25 02:50:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-11-25 02:50:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-11-25 02:50:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:50:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:50:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:50:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:50:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:50:45,033 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:50:45,273 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:50:45,275 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:50:45,893 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:50:45,893 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:50:45,958 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:50:45,959 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 02:50:45,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:50:45 BoogieIcfgContainer [2024-11-25 02:50:45,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:50:45,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:50:45,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:50:45,972 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:50:45,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:50:45" (1/1) ... [2024-11-25 02:50:45,973 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:50:45,978 INFO L158 Benchmark]: Toolchain (without parser) took 2299.88ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 61.5MB in the end (delta: 27.7MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-25 02:50:45,979 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:45,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1062.67ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 48.4MB in the end (delta: 40.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:50:45,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.34ms. Allocated memory is still 117.4MB. Free memory was 48.4MB in the beginning and 45.8MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:45,981 INFO L158 Benchmark]: Boogie Preprocessor took 89.07ms. Allocated memory is still 117.4MB. Free memory was 45.8MB in the beginning and 89.4MB in the end (delta: -43.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-25 02:50:45,981 INFO L158 Benchmark]: RCFGBuilder took 1037.57ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 63.0MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:50:45,982 INFO L158 Benchmark]: CodeCheck took 16.23ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 61.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:50:45,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1062.67ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 48.4MB in the end (delta: 40.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.34ms. Allocated memory is still 117.4MB. Free memory was 48.4MB in the beginning and 45.8MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 89.07ms. Allocated memory is still 117.4MB. Free memory was 45.8MB in the beginning and 89.4MB in the end (delta: -43.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.57ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 63.0MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 16.23ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 61.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:50:46,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8834a8cf-91d7-4a4a-a604-1f1e4a1e5465/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported