./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9 --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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:56:10,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:56:10,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 00:56:10,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:56:10,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:56:10,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:56:10,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:56:10,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:56:10,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:56:10,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:56:10,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:56:10,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:56:10,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:56:10,840 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:56:10,841 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:56:10,841 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 00:56:10,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:56:10,842 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:56:10,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:56:10,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:56:10,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:56:10,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:56:10,845 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:56:10,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:56:10,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:10,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:56:10,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:56:10,847 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:56:10,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:56:10,848 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_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-12-03 00:56:11,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:56:11,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:56:11,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:56:11,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:56:11,118 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:56:11,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 00:56:13,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:56:13,996 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:56:13,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 00:56:14,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/5a555bac1/8d8c8954a7f64ac28272a5454904bad4/FLAG63b2806d7 [2023-12-03 00:56:14,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/5a555bac1/8d8c8954a7f64ac28272a5454904bad4 [2023-12-03 00:56:14,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:56:14,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:56:14,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:14,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:56:14,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:56:14,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503451d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14, skipping insertion in model container [2023-12-03 00:56:14,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,061 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:56:14,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:14,251 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:56:14,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:14,294 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:56:14,294 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:56:14,302 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:56:14,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14 WrapperNode [2023-12-03 00:56:14,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:14,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:14,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:56:14,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:56:14,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,355 INFO L138 Inliner]: procedures = 27, calls = 131, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 379 [2023-12-03 00:56:14,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:14,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:56:14,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:56:14,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:56:14,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:56:14,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:56:14,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:56:14,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:56:14,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:14" (1/1) ... [2023-12-03 00:56:14,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:14,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:56:14,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:56:14,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:56:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:56:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:56:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:56:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:56:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:56:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:56:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:56:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:56:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:56:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:56:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 00:56:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 00:56:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:56:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 00:56:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 00:56:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 00:56:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 00:56:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-12-03 00:56:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-12-03 00:56:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-12-03 00:56:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-12-03 00:56:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:56:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:56:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:56:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:56:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:56:14,471 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:56:14,611 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:56:14,613 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:56:15,066 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:56:15,187 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:56:15,187 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:56:15,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:15 BoogieIcfgContainer [2023-12-03 00:56:15,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:56:15,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:56:15,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:56:15,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:56:15,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:15" (1/1) ... [2023-12-03 00:56:15,202 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) [2023-12-03 00:56:15,205 INFO L158 Benchmark]: Toolchain (without parser) took 1179.21ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 107.0MB in the beginning and 147.3MB in the end (delta: -40.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,205 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 146.8MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:56:15,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.08ms. Allocated memory is still 146.8MB. Free memory was 107.0MB in the beginning and 93.7MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.57ms. Allocated memory is still 146.8MB. Free memory was 93.7MB in the beginning and 90.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,208 INFO L158 Benchmark]: Boogie Preprocessor took 36.89ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 88.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,208 INFO L158 Benchmark]: RCFGBuilder took 795.14ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 88.6MB in the beginning and 148.4MB in the end (delta: -59.7MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,209 INFO L158 Benchmark]: CodeCheck took 13.33ms. Allocated memory is still 188.7MB. Free memory was 148.4MB in the beginning and 147.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:56:15,212 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 0.20ms. Allocated memory is still 146.8MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.08ms. Allocated memory is still 146.8MB. Free memory was 107.0MB in the beginning and 93.7MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.57ms. Allocated memory is still 146.8MB. Free memory was 93.7MB in the beginning and 90.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.89ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 88.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.14ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 88.6MB in the beginning and 148.4MB in the end (delta: -59.7MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * CodeCheck took 13.33ms. Allocated memory is still 188.7MB. Free memory was 148.4MB in the beginning and 147.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:56:15,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9 --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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:56:17,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:56:17,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 00:56:17,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:56:17,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:56:17,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:56:17,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:56:17,288 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:56:17,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:56:17,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:56:17,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:56:17,290 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:56:17,291 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:56:17,291 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 00:56:17,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:56:17,292 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:56:17,293 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:56:17,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:56:17,294 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:56:17,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:56:17,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:56:17,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:56:17,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:56:17,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:56:17,297 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:56:17,297 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:56:17,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:56:17,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:17,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:56:17,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:56:17,299 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:56:17,300 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:56:17,300 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:56:17,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:56:17,301 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_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-12-03 00:56:17,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:56:17,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:56:17,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:56:17,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:56:17,631 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:56:17,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 00:56:20,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:56:20,544 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:56:20,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 00:56:20,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/2d521fad5/a0e7860feb49420fa2da6fe32c9221f9/FLAG5b616595d [2023-12-03 00:56:20,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/data/2d521fad5/a0e7860feb49420fa2da6fe32c9221f9 [2023-12-03 00:56:20,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:56:20,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:56:20,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:20,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:56:20,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:56:20,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463d42c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20, skipping insertion in model container [2023-12-03 00:56:20,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:56:20,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:20,798 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:56:20,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:20,846 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:56:20,846 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:56:20,852 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:56:20,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20 WrapperNode [2023-12-03 00:56:20,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:20,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:20,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:56:20,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:56:20,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,905 INFO L138 Inliner]: procedures = 29, calls = 131, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 368 [2023-12-03 00:56:20,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:20,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:56:20,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:56:20,907 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:56:20,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:56:20,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:56:20,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:56:20,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:56:20,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:20" (1/1) ... [2023-12-03 00:56:20,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:20,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:56:20,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:56:20,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:56:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:56:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:56:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:56:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:56:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:56:21,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:56:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:56:21,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:56:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:56:21,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:56:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 00:56:21,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 00:56:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 00:56:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 00:56:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 00:56:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 00:56:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-12-03 00:56:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-12-03 00:56:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-12-03 00:56:21,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-12-03 00:56:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:56:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:56:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:56:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:56:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:56:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:56:21,035 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 00:56:21,185 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:56:21,187 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:56:21,780 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:56:21,895 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:56:21,895 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:56:21,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:21 BoogieIcfgContainer [2023-12-03 00:56:21,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:56:21,898 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:56:21,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:56:21,909 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:56:21,909 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:21" (1/1) ... [2023-12-03 00:56:21,910 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) [2023-12-03 00:56:21,914 INFO L158 Benchmark]: Toolchain (without parser) took 1341.62ms. Allocated memory is still 121.6MB. Free memory was 97.5MB in the beginning and 54.2MB in the end (delta: 43.3MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-12-03 00:56:21,915 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:56:21,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.38ms. Allocated memory is still 121.6MB. Free memory was 97.5MB in the beginning and 83.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:56:21,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.39ms. Allocated memory is still 121.6MB. Free memory was 83.9MB in the beginning and 80.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:56:21,917 INFO L158 Benchmark]: Boogie Preprocessor took 45.78ms. Allocated memory is still 121.6MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:56:21,917 INFO L158 Benchmark]: RCFGBuilder took 944.08ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 55.8MB in the end (delta: 22.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-12-03 00:56:21,918 INFO L158 Benchmark]: CodeCheck took 14.06ms. Allocated memory is still 121.6MB. Free memory was 55.0MB in the beginning and 54.2MB in the end (delta: 792.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:56:21,920 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 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.38ms. Allocated memory is still 121.6MB. Free memory was 97.5MB in the beginning and 83.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.39ms. Allocated memory is still 121.6MB. Free memory was 83.9MB in the beginning and 80.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.78ms. Allocated memory is still 121.6MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 944.08ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 55.8MB in the end (delta: 22.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 14.06ms. Allocated memory is still 121.6MB. Free memory was 55.0MB in the beginning and 54.2MB in the end (delta: 792.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:56:21,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4151112-b46a-482a-904a-745345019432/bin/ukojak-verify-Qdu7aM0XO9/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