./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk --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 3efee66e785ce3d2f2ce0101e78a1cdae99209fb089cd0ed9c95f4aa53c186ea --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:54,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:54,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 22:05:54,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:54,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:54,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:54,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:54,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:54,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:54,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:54,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:54,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:54,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:54,343 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:05:54,343 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:05:54,344 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:05:54,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:54,344 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:54,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:54,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:54,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:54,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:54,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:54,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:54,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:54,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:54,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:54,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:54,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:54,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:54,352 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3efee66e785ce3d2f2ce0101e78a1cdae99209fb089cd0ed9c95f4aa53c186ea [2024-11-08 22:05:54,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:54,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:54,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:54,682 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:54,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:54,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i Unable to find full path for "g++" [2024-11-08 22:05:56,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:56,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:56,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2024-11-08 22:05:56,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/bccb6d383/37f1c1869f3c4481ac240db22552ea2b/FLAG31c5ddb81 [2024-11-08 22:05:56,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/bccb6d383/37f1c1869f3c4481ac240db22552ea2b [2024-11-08 22:05:56,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:56,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:56,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:56,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:57,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:57,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:56" (1/1) ... [2024-11-08 22:05:57,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e725d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57, skipping insertion in model container [2024-11-08 22:05:57,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:56" (1/1) ... [2024-11-08 22:05:57,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:57,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:57,627 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:57,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:57,745 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:57,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57 WrapperNode [2024-11-08 22:05:57,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:57,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:57,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:57,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,864 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 2109 [2024-11-08 22:05:57,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:57,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:57,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:57,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:57,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:57,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:57,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:57,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:58,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:58,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:58,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:05:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:58,077 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:05:58,280 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:58,283 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:00,829 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:06:00,829 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:01,182 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:01,185 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 22:06:01,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:01 BoogieIcfgContainer [2024-11-08 22:06:01,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:01,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:01,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:01,198 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:01,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:01" (1/1) ... [2024-11-08 22:06:01,200 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) [2024-11-08 22:06:01,208 INFO L158 Benchmark]: Toolchain (without parser) took 4213.21ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 124.9MB in the beginning and 82.6MB in the end (delta: 42.4MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,209 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 161.5MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:01,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.95ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 89.4MB in the end (delta: 35.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.81ms. Allocated memory is still 161.5MB. Free memory was 88.9MB in the beginning and 79.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,212 INFO L158 Benchmark]: Boogie Preprocessor took 112.56ms. Allocated memory is still 161.5MB. Free memory was 79.5MB in the beginning and 70.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,213 INFO L158 Benchmark]: RCFGBuilder took 3207.43ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 70.0MB in the beginning and 83.7MB in the end (delta: -13.7MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,215 INFO L158 Benchmark]: CodeCheck took 19.28ms. Allocated memory is still 209.7MB. Free memory was 83.7MB in the beginning and 82.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:01,219 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 0.34ms. Allocated memory is still 161.5MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.95ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 89.4MB in the end (delta: 35.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.81ms. Allocated memory is still 161.5MB. Free memory was 88.9MB in the beginning and 79.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.56ms. Allocated memory is still 161.5MB. Free memory was 79.5MB in the beginning and 70.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3207.43ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 70.0MB in the beginning and 83.7MB in the end (delta: -13.7MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * CodeCheck took 19.28ms. Allocated memory is still 209.7MB. Free memory was 83.7MB in the beginning and 82.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:01,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk --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 3efee66e785ce3d2f2ce0101e78a1cdae99209fb089cd0ed9c95f4aa53c186ea --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:03,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:03,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 22:06:03,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:03,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:03,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:03,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:03,943 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:03,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:03,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:03,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:03,944 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:06:03,944 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:06:03,945 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:06:03,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:03,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:03,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:03,947 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:03,948 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:03,950 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:03,951 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:03,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:03,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:03,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:03,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:03,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:03,953 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:03,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:03,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:03,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:03,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:03,959 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:03,959 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:03,959 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:03,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3efee66e785ce3d2f2ce0101e78a1cdae99209fb089cd0ed9c95f4aa53c186ea [2024-11-08 22:06:04,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:04,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:04,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:04,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:04,397 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:04,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i Unable to find full path for "g++" [2024-11-08 22:06:06,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:06,739 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:06,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2024-11-08 22:06:06,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/7fc798e51/e021ede9b25f440f8854c73733321c3c/FLAG08db25d44 [2024-11-08 22:06:06,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/data/7fc798e51/e021ede9b25f440f8854c73733321c3c [2024-11-08 22:06:06,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:06,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:06,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:06,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:06,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:06,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:06" (1/1) ... [2024-11-08 22:06:06,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b119180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:06, skipping insertion in model container [2024-11-08 22:06:06,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:06" (1/1) ... [2024-11-08 22:06:06,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:07,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:07,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:07,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:07,579 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:07,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07 WrapperNode [2024-11-08 22:06:07,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:07,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:07,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:07,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:07,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,712 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 2106 [2024-11-08 22:06:07,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:07,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:07,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:07,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:07,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:07,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:07,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:07,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:07,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:07" (1/1) ... [2024-11-08 22:06:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:07,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:07,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:07,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:06:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:06:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:06:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:06:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:06:07,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:07,930 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:06:08,120 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:08,123 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:10,939 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:06:10,939 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:11,381 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:11,383 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 22:06:11,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11 BoogieIcfgContainer [2024-11-08 22:06:11,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:11,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:11,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:11,395 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:11,396 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11" (1/1) ... [2024-11-08 22:06:11,397 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) [2024-11-08 22:06:11,401 INFO L158 Benchmark]: Toolchain (without parser) took 4621.10ms. Allocated memory was 73.4MB in the beginning and 134.2MB in the end (delta: 60.8MB). Free memory was 47.3MB in the beginning and 67.0MB in the end (delta: -19.7MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-08 22:06:11,402 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:11,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 799.65ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 41.1MB in the end (delta: 6.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:11,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.90ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 31.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:11,404 INFO L158 Benchmark]: Boogie Preprocessor took 143.10ms. Allocated memory is still 73.4MB. Free memory was 31.2MB in the beginning and 35.4MB in the end (delta: -4.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:11,405 INFO L158 Benchmark]: RCFGBuilder took 3526.47ms. Allocated memory was 73.4MB in the beginning and 134.2MB in the end (delta: 60.8MB). Free memory was 35.4MB in the beginning and 68.8MB in the end (delta: -33.4MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:11,406 INFO L158 Benchmark]: CodeCheck took 15.05ms. Allocated memory is still 134.2MB. Free memory was 67.9MB in the beginning and 67.0MB in the end (delta: 900.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:11,411 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 1.43ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 799.65ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 41.1MB in the end (delta: 6.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.90ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 31.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.10ms. Allocated memory is still 73.4MB. Free memory was 31.2MB in the beginning and 35.4MB in the end (delta: -4.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3526.47ms. Allocated memory was 73.4MB in the beginning and 134.2MB in the end (delta: 60.8MB). Free memory was 35.4MB in the beginning and 68.8MB in the end (delta: -33.4MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * CodeCheck took 15.05ms. Allocated memory is still 134.2MB. Free memory was 67.9MB in the beginning and 67.0MB in the end (delta: 900.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:11,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50874a62-140f-4657-b5f6-e2170a7d32ed/bin/ukojak-verify-ImItNfHLgk/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