./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring.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_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:58,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:58,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 04:04:58,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:04:58,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:04:58,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:58,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:58,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:58,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:58,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:04:58,291 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:58,292 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:04:58,293 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:04:58,293 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:58,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:58,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:58,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:58,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:58,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:58,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:58,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:58,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:58,294 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:04:58,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:04:58,294 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_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-25 04:04:58,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:58,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:58,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:58,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:58,667 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:58,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:05:02,648 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/8d9c8b50d/93c3756db4034205a1d13124e385ab45/FLAG9cd02b19c [2024-11-25 04:05:03,028 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:05:03,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:05:03,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/8d9c8b50d/93c3756db4034205a1d13124e385ab45/FLAG9cd02b19c [2024-11-25 04:05:03,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/8d9c8b50d/93c3756db4034205a1d13124e385ab45 [2024-11-25 04:05:03,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:05:03,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:05:03,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:03,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:05:03,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:05:03,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3396942f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03, skipping insertion in model container [2024-11-25 04:05:03,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:05:03,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:03,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:05:03,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:03,457 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:05:03,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03 WrapperNode [2024-11-25 04:05:03,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:03,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:03,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:05:03,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:05:03,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,506 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 308 [2024-11-25 04:05:03,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:03,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:05:03,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:05:03,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:05:03,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,547 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:05:03,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:05:03,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:05:03,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:05:03,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:03" (1/1) ... [2024-11-25 04:05:03,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:05:03,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:05:03,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:05:03,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:05:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:05:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:05:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:05:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:05:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:05:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:05:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:05:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:05:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:05:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:05:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:05:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:05:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:05:03,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:05:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:05:03,654 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:05:03,831 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:05:03,833 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:05:04,562 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:05:04,562 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:05:04,835 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:05:04,837 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-25 04:05:04,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:04 BoogieIcfgContainer [2024-11-25 04:05:04,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:05:04,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:05:04,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:05:04,851 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:05:04,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:04" (1/1) ... [2024-11-25 04:05:04,853 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:05:04,861 INFO L158 Benchmark]: Toolchain (without parser) took 1783.66ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 33.6MB in the end (delta: 71.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 04:05:04,861 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:04,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.61ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 92.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:05:04,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.09ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 90.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:04,863 INFO L158 Benchmark]: Boogie Preprocessor took 65.45ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:04,864 INFO L158 Benchmark]: RCFGBuilder took 1264.46ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 35.0MB in the end (delta: 53.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 04:05:04,864 INFO L158 Benchmark]: CodeCheck took 20.45ms. Allocated memory is still 142.6MB. Free memory was 35.0MB in the beginning and 33.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:04,866 INFO L338 ainManager$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 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.61ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 92.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.09ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 90.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.45ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1264.46ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 35.0MB in the end (delta: 53.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * CodeCheck took 20.45ms. Allocated memory is still 142.6MB. Free memory was 35.0MB in the beginning and 33.6MB 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. [2024-11-25 04:05:04,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:05:07,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:05:07,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 04:05:07,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:05:07,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:05:07,957 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:05:07,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:05:07,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 04:05:07,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:05:07,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:05:07,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:05:07,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:05:07,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:05:07,960 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:05:07,960 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:05:07,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:05:07,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:05:07,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:05:07,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:05:07,961 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:05:07,961 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:05:07,961 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:05:07,961 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_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-25 04:05:08,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:05:08,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:05:08,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:05:08,277 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:05:08,278 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:05:08,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:05:12,052 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/d787d48ff/c23c1c20b5864da285adb4ead4680768/FLAGa581e9f59 [2024-11-25 04:05:12,405 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:05:12,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:05:12,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/d787d48ff/c23c1c20b5864da285adb4ead4680768/FLAGa581e9f59 [2024-11-25 04:05:12,457 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/data/d787d48ff/c23c1c20b5864da285adb4ead4680768 [2024-11-25 04:05:12,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:05:12,465 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:05:12,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:12,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:05:12,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:05:12,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:12,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca7710e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12, skipping insertion in model container [2024-11-25 04:05:12,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:12,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:05:12,823 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:05:12,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:12,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:05:12,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:05:12,914 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:05:12,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12 WrapperNode [2024-11-25 04:05:12,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:05:12,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:12,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:05:12,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:05:12,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:12,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:12,996 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 298 [2024-11-25 04:05:12,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:05:12,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:05:12,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:05:12,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:05:13,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,047 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:05:13,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:05:13,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:05:13,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:05:13,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:12" (1/1) ... [2024-11-25 04:05:13,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:05:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:05:13,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:05:13,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:05:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:05:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:05:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:05:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:05:13,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:05:13,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:05:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:05:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:05:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:05:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:05:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:05:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:05:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:05:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:05:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:05:13,183 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:05:13,393 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:05:13,396 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:05:14,492 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:05:14,492 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:05:14,923 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:05:14,925 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-25 04:05:14,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:14 BoogieIcfgContainer [2024-11-25 04:05:14,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:05:14,927 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:05:14,927 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:05:14,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:05:14,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:14" (1/1) ... [2024-11-25 04:05:14,944 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:05:14,951 INFO L158 Benchmark]: Toolchain (without parser) took 2485.24ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 53.0MB in the end (delta: 7.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-25 04:05:14,953 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:14,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.78ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 47.3MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:05:14,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.35ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:14,956 INFO L158 Benchmark]: Boogie Preprocessor took 69.75ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 42.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:14,956 INFO L158 Benchmark]: RCFGBuilder took 1857.91ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 54.5MB in the end (delta: -11.7MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-11-25 04:05:14,957 INFO L158 Benchmark]: CodeCheck took 22.16ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:05:14,959 INFO L338 ainManager$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 0.26ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.78ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 47.3MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.35ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.75ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 42.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1857.91ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 54.5MB in the end (delta: -11.7MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * CodeCheck took 22.16ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 53.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:05:14,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00a824ec-809f-4a65-952c-69a8dd51683e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported