./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV --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 a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:58,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:58,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:50:58,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:58,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:58,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:58,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:58,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:58,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:58,452 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:58,453 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:58,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:58,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:58,455 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:50:58,455 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:50:58,456 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:50:58,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:58,457 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:58,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:58,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:58,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:58,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:58,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:58,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:58,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:58,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:58,463 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:58,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:58,465 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_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 [2023-11-11 23:50:58,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:58,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:58,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:58,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:58,802 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:58,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-11 23:51:02,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:02,436 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:02,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-11 23:51:02,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/d549abd4e/662fe1d67d2645c6bf8084a3a266edda/FLAG46d49ada8 [2023-11-11 23:51:02,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/d549abd4e/662fe1d67d2645c6bf8084a3a266edda [2023-11-11 23:51:02,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:02,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:02,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:02,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:02,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:02,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:02" (1/1) ... [2023-11-11 23:51:02,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd8fd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:02, skipping insertion in model container [2023-11-11 23:51:02,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:02" (1/1) ... [2023-11-11 23:51:02,571 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:02,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:02,942 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:03,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,053 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:03,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03 WrapperNode [2023-11-11 23:51:03,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:03,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:03,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:03,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,119 INFO L138 Inliner]: procedures = 171, calls = 27, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 87 [2023-11-11 23:51:03,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:03,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:03,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:03,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:03,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:03,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:03,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:03,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:03,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:51:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:51:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:03,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:03,236 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:03,380 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:03,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:03,631 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:03,737 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:03,737 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:51:03,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:03 BoogieIcfgContainer [2023-11-11 23:51:03,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:03,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:03,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:03,752 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:03,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,754 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-11 23:51:03,758 INFO L158 Benchmark]: Toolchain (without parser) took 1272.22ms. Allocated memory is still 155.2MB. Free memory was 117.9MB in the beginning and 71.3MB in the end (delta: 46.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,758 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:03,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.30ms. Allocated memory is still 155.2MB. Free memory was 117.9MB in the beginning and 98.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.15ms. Allocated memory is still 155.2MB. Free memory was 98.4MB in the beginning and 96.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,760 INFO L158 Benchmark]: Boogie Preprocessor took 33.59ms. Allocated memory is still 155.2MB. Free memory was 96.4MB in the beginning and 94.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,761 INFO L158 Benchmark]: RCFGBuilder took 585.75ms. Allocated memory is still 155.2MB. Free memory was 94.8MB in the beginning and 72.4MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,762 INFO L158 Benchmark]: CodeCheck took 14.72ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 71.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:03,765 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.30ms. Allocated memory is still 155.2MB. Free memory was 117.9MB in the beginning and 98.4MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.15ms. Allocated memory is still 155.2MB. Free memory was 98.4MB in the beginning and 96.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.59ms. Allocated memory is still 155.2MB. Free memory was 96.4MB in the beginning and 94.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.75ms. Allocated memory is still 155.2MB. Free memory was 94.8MB in the beginning and 72.4MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.72ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 71.3MB 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. [2023-11-11 23:51:03,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV --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 a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:06,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:06,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:51:06,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:06,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:06,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:06,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:06,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:06,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:06,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:06,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:06,806 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:06,806 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:06,808 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:06,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:06,809 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:51:06,810 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:51:06,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:51:06,811 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:06,812 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:06,813 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:06,813 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:06,814 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:06,814 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:51:06,815 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:06,815 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:06,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:06,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:06,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:06,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:06,819 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:51:06,820 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:06,820 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:51:06,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:06,821 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8bcba962b15df67a0e136eef2e702f216cc120b7626a7b8dc8877f6ecaf3765 [2023-11-11 23:51:07,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:07,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:07,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:07,266 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:07,267 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:07,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-11 23:51:10,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:10,849 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:10,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-11 23:51:10,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/f5c888e99/b6290c9198f94cb29093f14bf44c1438/FLAGbeff53a7d [2023-11-11 23:51:10,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/data/f5c888e99/b6290c9198f94cb29093f14bf44c1438 [2023-11-11 23:51:10,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:10,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:10,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:10,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:10,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:10,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d4542f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:10, skipping insertion in model container [2023-11-11 23:51:10,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:10" (1/1) ... [2023-11-11 23:51:10,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:11,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:11,465 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:11,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:11,638 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:11,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11 WrapperNode [2023-11-11 23:51:11,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:11,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:11,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:11,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:11,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,764 INFO L138 Inliner]: procedures = 175, calls = 27, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 88 [2023-11-11 23:51:11,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:11,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:11,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:11,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:11,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:11,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:11,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:11,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:11,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:11" (1/1) ... [2023-11-11 23:51:11,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:11,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:11,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:11,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:51:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-11 23:51:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-11 23:51:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:51:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:51:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:51:11,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:11,926 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:12,141 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:12,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:12,449 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:12,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:12,599 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:51:12,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:12 BoogieIcfgContainer [2023-11-11 23:51:12,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:12,603 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:12,603 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:12,613 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:12,614 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:12" (1/1) ... [2023-11-11 23:51:12,616 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-11 23:51:12,622 INFO L158 Benchmark]: Toolchain (without parser) took 1730.62ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 51.6MB in the end (delta: 29.5MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:12,623 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:12,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.88ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 84.4MB in the end (delta: -3.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-11 23:51:12,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.82ms. Allocated memory is still 107.0MB. Free memory was 84.4MB in the beginning and 82.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:12,626 INFO L158 Benchmark]: Boogie Preprocessor took 45.22ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:12,626 INFO L158 Benchmark]: RCFGBuilder took 790.16ms. Allocated memory is still 107.0MB. Free memory was 80.3MB in the beginning and 52.6MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:51:12,628 INFO L158 Benchmark]: CodeCheck took 17.59ms. Allocated memory is still 107.0MB. Free memory was 52.6MB in the beginning and 51.6MB in the end (delta: 957.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:12,638 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 77.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.88ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 84.4MB in the end (delta: -3.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.82ms. Allocated memory is still 107.0MB. Free memory was 84.4MB in the beginning and 82.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.22ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.16ms. Allocated memory is still 107.0MB. Free memory was 80.3MB in the beginning and 52.6MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 17.59ms. Allocated memory is still 107.0MB. Free memory was 52.6MB in the beginning and 51.6MB in the end (delta: 957.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:12,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7914aeeb-a4ce-496c-944b-e93b18420ad2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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