./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/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_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b --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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:06:51,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:06:51,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:06:51,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:06:51,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:06:51,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:06:51,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:06:51,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:06:51,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:06:51,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:06:51,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:06:51,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:06:51,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:06:51,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:06:51,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:06:51,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:06:51,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:06:51,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/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 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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-12-06 05:06:51,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:06:51,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:06:51,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:06:51,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:06:51,981 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:06:51,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-12-06 05:06:54,648 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/071fa0455/e8eb8263d6a14e4cb98b9c543d90a6a5/FLAGf28523e43 [2024-12-06 05:06:54,853 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:06:54,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-12-06 05:06:54,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/071fa0455/e8eb8263d6a14e4cb98b9c543d90a6a5/FLAGf28523e43 [2024-12-06 05:06:54,874 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/071fa0455/e8eb8263d6a14e4cb98b9c543d90a6a5 [2024-12-06 05:06:54,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:06:54,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:06:54,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:06:54,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:06:54,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:06:54,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:06:54" (1/1) ... [2024-12-06 05:06:54,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d8cf02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:54, skipping insertion in model container [2024-12-06 05:06:54,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:06:54" (1/1) ... [2024-12-06 05:06:54,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:06:55,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:06:55,058 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:06:55,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:06:55,093 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:06:55,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55 WrapperNode [2024-12-06 05:06:55,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:06:55,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:06:55,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:06:55,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:06:55,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,125 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 249 [2024-12-06 05:06:55,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:06:55,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:06:55,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:06:55,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:06:55,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,140 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:06:55,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:06:55,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:06:55,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:06:55,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:06:55,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:06:55,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:06:55,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:06:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:06:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:06:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:06:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:06:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:06:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:06:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:06:55,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:06:55,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:06:55,200 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 05:06:55,292 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:06:55,293 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:06:55,694 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:06:55,694 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:06:55,821 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:06:55,821 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-12-06 05:06:55,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:06:55 BoogieIcfgContainer [2024-12-06 05:06:55,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:06:55,823 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:06:55,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:06:55,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:06:55,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:06:55" (1/1) ... [2024-12-06 05:06:55,834 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:06:55,839 INFO L158 Benchmark]: Toolchain (without parser) took 960.87ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 57.6MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 05:06:55,839 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:06:55,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.22ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:06:55,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.09ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:06:55,840 INFO L158 Benchmark]: Boogie Preprocessor took 21.98ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:06:55,841 INFO L158 Benchmark]: RCFGBuilder took 673.39ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 58.9MB in the end (delta: 42.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:06:55,841 INFO L158 Benchmark]: CodeCheck took 14.77ms. Allocated memory is still 142.6MB. Free memory was 58.9MB in the beginning and 57.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:06:55,843 INFO L338 ainManager$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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.22ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.09ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.98ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 673.39ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 58.9MB in the end (delta: 42.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 14.77ms. Allocated memory is still 142.6MB. Free memory was 58.9MB in the beginning and 57.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:06:55,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/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_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/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_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b --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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:06:57,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:06:57,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 05:06:57,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:06:57,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:06:57,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:06:57,972 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:06:57,973 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:06:57,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:06:57,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:06:57,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:06:57,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:06:57,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:06:57,975 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:06:57,975 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:06:57,975 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:06:57,975 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_9115d773-1312-46e6-8a4c-ba95455fbdbe/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 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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-12-06 05:06:58,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:06:58,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:06:58,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:06:58,223 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:06:58,223 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:06:58,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-12-06 05:07:00,838 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/9b3d552e8/a07727f8f8594d4d89d520344732d486/FLAGb81511dd1 [2024-12-06 05:07:01,057 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:07:01,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-12-06 05:07:01,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/9b3d552e8/a07727f8f8594d4d89d520344732d486/FLAGb81511dd1 [2024-12-06 05:07:01,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/data/9b3d552e8/a07727f8f8594d4d89d520344732d486 [2024-12-06 05:07:01,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:07:01,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:07:01,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:07:01,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:07:01,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:07:01,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7281146a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01, skipping insertion in model container [2024-12-06 05:07:01,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,112 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:07:01,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:07:01,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:07:01,281 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:07:01,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:07:01,325 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:07:01,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01 WrapperNode [2024-12-06 05:07:01,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:07:01,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:07:01,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:07:01,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:07:01,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,370 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 242 [2024-12-06 05:07:01,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:07:01,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:07:01,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:07:01,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:07:01,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,393 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:07:01,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:07:01,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:07:01,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:07:01,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:07:01" (1/1) ... [2024-12-06 05:07:01,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:07:01,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:07:01,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:07:01,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:07:01,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:07:01,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 05:07:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 05:07:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 05:07:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:07:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:07:01,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:07:01,467 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 05:07:01,570 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:07:01,571 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:07:02,093 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:07:02,094 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:07:02,271 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:07:02,271 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-12-06 05:07:02,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:07:02 BoogieIcfgContainer [2024-12-06 05:07:02,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:07:02,273 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:07:02,273 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:07:02,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:07:02,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:07:02" (1/1) ... [2024-12-06 05:07:02,284 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:07:02,289 INFO L158 Benchmark]: Toolchain (without parser) took 1202.26ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 28.2MB in the end (delta: 42.1MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-12-06 05:07:02,290 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:07:02,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.34ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 57.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:07:02,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.56ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 54.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:07:02,291 INFO L158 Benchmark]: Boogie Preprocessor took 35.39ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 53.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:07:02,291 INFO L158 Benchmark]: RCFGBuilder took 864.90ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 29.6MB in the end (delta: 23.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-12-06 05:07:02,292 INFO L158 Benchmark]: CodeCheck took 15.01ms. Allocated memory is still 92.3MB. Free memory was 29.6MB in the beginning and 28.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:07:02,294 INFO L338 ainManager$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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.34ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 57.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.56ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 54.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.39ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 53.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 864.90ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 29.6MB in the end (delta: 23.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 15.01ms. Allocated memory is still 92.3MB. Free memory was 29.6MB in the beginning and 28.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:07:02,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9115d773-1312-46e6-8a4c-ba95455fbdbe/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