./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-2-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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:10:51,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:10:51,539 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-05 23:10:51,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:10:51,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:10:51,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:10:51,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:10:51,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:10:51,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:10:51,562 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:10:51,563 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:10:51,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:51,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:10:51,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:10:51,563 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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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 -> 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d [2024-12-05 23:10:51,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:10:51,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:10:51,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:10:51,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:10:51,792 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:10:51,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-12-05 23:10:54,402 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/7944bf563/45521445fa794b67aac5848ed879c827/FLAG0f294ce99 [2024-12-05 23:10:54,597 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:10:54,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-12-05 23:10:54,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/7944bf563/45521445fa794b67aac5848ed879c827/FLAG0f294ce99 [2024-12-05 23:10:54,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/7944bf563/45521445fa794b67aac5848ed879c827 [2024-12-05 23:10:54,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:10:54,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:10:54,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:54,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:10:54,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:10:54,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:54" (1/1) ... [2024-12-05 23:10:54,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b72ad92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:54, skipping insertion in model container [2024-12-05 23:10:54,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:54" (1/1) ... [2024-12-05 23:10:55,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:10:55,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:55,148 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:10:55,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:55,176 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:10:55,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55 WrapperNode [2024-12-05 23:10:55,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:55,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:55,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:10:55,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:10:55,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,203 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 158 [2024-12-05 23:10:55,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:55,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:10:55,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:10:55,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:10:55,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,216 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:10:55,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:10:55,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:10:55,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:10:55,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:55,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:10:55,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:10:55,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:10:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:10:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:10:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:10:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:10:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:10:55,281 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:10:55,367 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:10:55,369 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:10:55,642 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:10:55,643 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:10:55,749 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:10:55,750 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:10:55,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:55 BoogieIcfgContainer [2024-12-05 23:10:55,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:10:55,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:10:55,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:10:55,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:10:55,761 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:55" (1/1) ... [2024-12-05 23:10:55,762 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:10:55,767 INFO L158 Benchmark]: Toolchain (without parser) took 777.71ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 48.1MB in the end (delta: 44.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 23:10:55,767 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:55,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 187.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:10:55,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.27ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:10:55,768 INFO L158 Benchmark]: Boogie Preprocessor took 20.22ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:55,768 INFO L158 Benchmark]: RCFGBuilder took 525.86ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 49.5MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:10:55,769 INFO L158 Benchmark]: CodeCheck took 14.00ms. Allocated memory is still 117.4MB. Free memory was 49.3MB in the beginning and 48.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:55,771 INFO L338 ainManager$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 is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 187.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.7MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.27ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.22ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.86ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 49.5MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14.00ms. Allocated memory is still 117.4MB. Free memory was 49.3MB in the beginning and 48.1MB 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. [2024-12-05 23:10:55,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:10:57,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:10:57,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-05 23:10:57,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:10:57,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:10:57,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 23:10:57,817 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:10:57,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:10:57,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:10:57,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:57,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:10:57,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:10:57,820 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:10:57,820 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:57,820 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:10:57,820 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_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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 -> 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d [2024-12-05 23:10:58,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:10:58,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:10:58,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:10:58,052 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:10:58,053 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:10:58,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-12-05 23:11:00,844 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/aa24103cd/235e3b5eb1a548a3ba847fce0b4acf2b/FLAGe1ffbfc90 [2024-12-05 23:11:01,047 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:11:01,048 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/sv-benchmarks/c/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-12-05 23:11:01,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/aa24103cd/235e3b5eb1a548a3ba847fce0b4acf2b/FLAGe1ffbfc90 [2024-12-05 23:11:01,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/data/aa24103cd/235e3b5eb1a548a3ba847fce0b4acf2b [2024-12-05 23:11:01,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:11:01,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:11:01,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:11:01,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:11:01,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:11:01,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d352b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01, skipping insertion in model container [2024-12-05 23:11:01,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:11:01,232 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:11:01,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:11:01,245 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:11:01,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:11:01,281 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:11:01,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01 WrapperNode [2024-12-05 23:11:01,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:11:01,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:11:01,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:11:01,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:11:01,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,319 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 154 [2024-12-05 23:11:01,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:11:01,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:11:01,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:11:01,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:11:01,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:11:01,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:11:01,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:11:01,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:11:01,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:11:01,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:11:01,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:11:01,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:11:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:11:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:11:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:11:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:11:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:11:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:11:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:11:01,401 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:11:01,483 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:11:01,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:11:01,811 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:11:01,811 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:11:01,919 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:11:01,919 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:11:01,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:01 BoogieIcfgContainer [2024-12-05 23:11:01,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:11:01,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:11:01,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:11:01,927 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:11:01,927 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:01" (1/1) ... [2024-12-05 23:11:01,928 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:11:01,932 INFO L158 Benchmark]: Toolchain (without parser) took 860.78ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 47.7MB in the end (delta: 22.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-05 23:11:01,932 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:11:01,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.47ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:11:01,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.87ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:11:01,933 INFO L158 Benchmark]: Boogie Preprocessor took 29.27ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:11:01,933 INFO L158 Benchmark]: RCFGBuilder took 569.95ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 49.0MB in the end (delta: 4.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-05 23:11:01,934 INFO L158 Benchmark]: CodeCheck took 10.36ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 47.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:11:01,936 INFO L338 ainManager$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 210.47ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.87ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.27ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 569.95ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 49.0MB in the end (delta: 4.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 10.36ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 47.7MB 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. [2024-12-05 23:11:01,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe9fb4b3-8cb9-4278-8789-14c6d2c2f6ab/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