./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-mult-4.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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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 b81cf2d80bc77dedaac253250be737ceaa09f6e691f026864fe6fd5cb48c2489 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:42:46,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:42:46,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 04:42:46,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:42:46,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:42:46,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:42:46,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:42:46,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:42:46,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:42:46,175 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:42:46,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:42:46,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:46,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:42:46,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:42:46,177 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:42:46,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:42:46,177 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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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 -> b81cf2d80bc77dedaac253250be737ceaa09f6e691f026864fe6fd5cb48c2489 [2024-12-06 04:42:46,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:42:46,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:42:46,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:42:46,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:42:46,414 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:42:46,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2024-12-06 04:42:49,008 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/aeb45e887/e0b6596d69c441f89b95f66c9299276e/FLAG79a1e1edb [2024-12-06 04:42:49,190 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:42:49,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2024-12-06 04:42:49,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/aeb45e887/e0b6596d69c441f89b95f66c9299276e/FLAG79a1e1edb [2024-12-06 04:42:49,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/aeb45e887/e0b6596d69c441f89b95f66c9299276e [2024-12-06 04:42:49,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:42:49,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:42:49,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:49,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:42:49,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:42:49,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d006209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49, skipping insertion in model container [2024-12-06 04:42:49,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:42:49,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:49,404 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:42:49,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:49,437 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:42:49,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49 WrapperNode [2024-12-06 04:42:49,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:49,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:49,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:42:49,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:42:49,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,469 INFO L138 Inliner]: procedures = 22, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 98 [2024-12-06 04:42:49,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:49,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:42:49,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:42:49,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:42:49,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,484 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:42:49,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:42:49,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:42:49,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:42:49,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:49,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:42:49,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:42:49,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:42:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:42:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:42:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:42:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:42:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:42:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:42:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:42:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 04:42:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 04:42:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:42:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:42:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:42:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:42:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:42:49,548 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:42:49,634 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:42:49,635 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:42:49,836 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:42:49,836 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:42:49,877 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:42:49,877 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 04:42:49,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:49 BoogieIcfgContainer [2024-12-06 04:42:49,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:42:49,879 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:42:49,879 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:42:49,888 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:42:49,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:49" (1/1) ... [2024-12-06 04:42:49,889 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:42:49,894 INFO L158 Benchmark]: Toolchain (without parser) took 678.18ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 60.5MB in the end (delta: 31.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:42:49,895 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:49,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.46ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:42:49,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.26ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:49,896 INFO L158 Benchmark]: Boogie Preprocessor took 23.53ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.1MB in the end (delta: 943.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:49,896 INFO L158 Benchmark]: RCFGBuilder took 384.04ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 61.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:42:49,897 INFO L158 Benchmark]: CodeCheck took 14.32ms. Allocated memory is still 117.4MB. Free memory was 61.8MB in the beginning and 60.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:49,899 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.46ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.26ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.53ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.1MB in the end (delta: 943.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.04ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 61.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.32ms. Allocated memory is still 117.4MB. Free memory was 61.8MB in the beginning and 60.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:42:49,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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 b81cf2d80bc77dedaac253250be737ceaa09f6e691f026864fe6fd5cb48c2489 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:42:51,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:42:51,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 04:42:51,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:42:51,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:42:51,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:42:51,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:42:51,920 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:42:51,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:42:51,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:42:51,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:42:51,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:42:51,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:42:51,922 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:42:51,922 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:42:51,922 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:51,922 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:42:51,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:42:51,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:51,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:42:51,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:42:51,923 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:42:51,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:51,923 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:42:51,923 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_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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 -> b81cf2d80bc77dedaac253250be737ceaa09f6e691f026864fe6fd5cb48c2489 [2024-12-06 04:42:52,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:42:52,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:42:52,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:42:52,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:42:52,154 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:42:52,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2024-12-06 04:42:54,814 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/b91ccaf93/09d90096c4694d029749f35f25bc6013/FLAG910ef392d [2024-12-06 04:42:54,999 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:42:55,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2024-12-06 04:42:55,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/b91ccaf93/09d90096c4694d029749f35f25bc6013/FLAG910ef392d [2024-12-06 04:42:55,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/data/b91ccaf93/09d90096c4694d029749f35f25bc6013 [2024-12-06 04:42:55,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:42:55,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:42:55,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:55,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:42:55,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:42:55,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127089b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55, skipping insertion in model container [2024-12-06 04:42:55,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:42:55,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:55,545 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:42:55,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:42:55,581 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:42:55,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55 WrapperNode [2024-12-06 04:42:55,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:42:55,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:55,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:42:55,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:42:55,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,613 INFO L138 Inliner]: procedures = 22, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 98 [2024-12-06 04:42:55,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:42:55,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:42:55,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:42:55,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:42:55,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,631 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:42:55,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:42:55,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:42:55,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:42:55,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:42:55" (1/1) ... [2024-12-06 04:42:55,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:42:55,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:42:55,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:42:55,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:42:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:42:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:42:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:42:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 04:42:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:42:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:42:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:42:55,702 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:42:55,782 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:42:55,783 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:42:55,991 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:42:55,991 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:42:56,040 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:42:56,040 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 04:42:56,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:56 BoogieIcfgContainer [2024-12-06 04:42:56,040 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:42:56,041 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:42:56,041 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:42:56,050 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:42:56,050 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:42:56" (1/1) ... [2024-12-06 04:42:56,051 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:42:56,054 INFO L158 Benchmark]: Toolchain (without parser) took 684.18ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 66.9MB in the end (delta: 3.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-12-06 04:42:56,055 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:56,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.64ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:42:56,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.75ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:56,056 INFO L158 Benchmark]: Boogie Preprocessor took 26.47ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:42:56,056 INFO L158 Benchmark]: RCFGBuilder took 399.26ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 68.0MB in the end (delta: -12.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-12-06 04:42:56,057 INFO L158 Benchmark]: CodeCheck took 12.09ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 66.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:42:56,059 INFO L338 ainManager$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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.64ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.75ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.47ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 399.26ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 68.0MB in the end (delta: -12.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 12.09ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 66.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:42:56,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7da3eea-6b7a-498a-8c67-242d26fab5a1/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