./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:06:30,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:06:30,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:06:30,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:06:30,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:06:30,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:06:30,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:06:30,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:06:30,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:06:30,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:06:30,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:06:30,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:06:30,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:06:30,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:30,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:06:30,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:06:30,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:06:30,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:06:30,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:06:30,596 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_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-12-06 06:06:30,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:06:30,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:06:30,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:06:30,799 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:06:30,799 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:06:30,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-06 06:06:33,477 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/c9327e728/70bfb7a34242446a8f7b6ba3fac49321/FLAG0c94e8359 [2024-12-06 06:06:33,655 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:06:33,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-06 06:06:33,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/c9327e728/70bfb7a34242446a8f7b6ba3fac49321/FLAG0c94e8359 [2024-12-06 06:06:33,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/c9327e728/70bfb7a34242446a8f7b6ba3fac49321 [2024-12-06 06:06:33,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:06:33,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:06:33,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:33,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:06:33,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:06:33,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5e6cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33, skipping insertion in model container [2024-12-06 06:06:33,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:06:33,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-12-06 06:06:33,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:33,867 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:06:33,882 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-12-06 06:06:33,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:33,896 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:06:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33 WrapperNode [2024-12-06 06:06:33,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:33,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:33,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:06:33,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:06:33,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,924 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-12-06 06:06:33,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:33,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:06:33,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:06:33,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:06:33,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,937 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:06:33,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:06:33,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:06:33,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:06:33,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:33" (1/1) ... [2024-12-06 06:06:33,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:33,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:06:33,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:06:33,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:06:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:06:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 06:06:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 06:06:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:06:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 06:06:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:06:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:06:34,007 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 06:06:34,081 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:06:34,083 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:06:34,219 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 06:06:34,219 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:06:34,259 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:06:34,259 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:06:34,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:06:34 BoogieIcfgContainer [2024-12-06 06:06:34,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:06:34,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:06:34,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:06:34,269 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:06:34,270 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:06:34" (1/1) ... [2024-12-06 06:06:34,271 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) [2024-12-06 06:06:34,276 INFO L158 Benchmark]: Toolchain (without parser) took 592.87ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 64.0MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 06:06:34,277 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:34,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.31ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:34,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.29ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.5MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:34,278 INFO L158 Benchmark]: Boogie Preprocessor took 20.18ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 789.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:34,278 INFO L158 Benchmark]: RCFGBuilder took 313.87ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.4MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:34,279 INFO L158 Benchmark]: CodeCheck took 14.43ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 64.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:34,281 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 0.31ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.31ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.29ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.5MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.18ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.7MB in the end (delta: 789.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.87ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.4MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14.43ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 64.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:06:34,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:06:36,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:06:36,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:06:36,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:06:36,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:06:36,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:06:36,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:06:36,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:06:36,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:06:36,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:06:36,313 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:06:36,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:06:36,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:06:36,314 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:06:36,314 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:06:36,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:36,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:06:36,315 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:06:36,316 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:06:36,316 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_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-12-06 06:06:36,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:06:36,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:06:36,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:06:36,563 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:06:36,563 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:06:36,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-06 06:06:39,252 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/84f1fb2ab/d226bbe5a6cd405fa96e10e6aaceb31a/FLAGfc3ace8ae [2024-12-06 06:06:39,432 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:06:39,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-06 06:06:39,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/84f1fb2ab/d226bbe5a6cd405fa96e10e6aaceb31a/FLAGfc3ace8ae [2024-12-06 06:06:39,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/data/84f1fb2ab/d226bbe5a6cd405fa96e10e6aaceb31a [2024-12-06 06:06:39,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:06:39,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:06:39,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:39,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:06:39,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:06:39,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c5bbaf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39, skipping insertion in model container [2024-12-06 06:06:39,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:06:39,603 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-12-06 06:06:39,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:39,614 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:06:39,629 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c[2124,2137] [2024-12-06 06:06:39,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:06:39,641 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:06:39,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39 WrapperNode [2024-12-06 06:06:39,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:06:39,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:39,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:06:39,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:06:39,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,665 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-12-06 06:06:39,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:06:39,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:06:39,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:06:39,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:06:39,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,672 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,678 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:06:39,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:06:39,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:06:39,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:06:39,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:06:39" (1/1) ... [2024-12-06 06:06:39,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:06:39,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:06:39,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:06:39,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 06:06:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 06:06:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:06:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 06:06:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:06:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:06:39,738 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 06:06:39,811 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:06:39,812 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:06:39,958 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 06:06:39,958 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:06:40,009 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:06:40,009 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:06:40,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:06:40 BoogieIcfgContainer [2024-12-06 06:06:40,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:06:40,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:06:40,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:06:40,018 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:06:40,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:06:40" (1/1) ... [2024-12-06 06:06:40,019 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:06:40,023 INFO L158 Benchmark]: Toolchain (without parser) took 564.00ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 39.8MB in the end (delta: 30.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 06:06:40,024 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:40,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.72ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:40,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.91ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:40,025 INFO L158 Benchmark]: Boogie Preprocessor took 21.02ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.8MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:40,025 INFO L158 Benchmark]: RCFGBuilder took 322.54ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 41.1MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:06:40,026 INFO L158 Benchmark]: CodeCheck took 11.71ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:06:40,028 INFO L338 ainManager$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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.72ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.91ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.02ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.8MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 322.54ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 41.1MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11.71ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:06:40,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7523bd91-7203-4465-b941-90c478ae5927/bin/ukojak-verify-CZk0znPC7b/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