./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 cf1a7837 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_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/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_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/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_d197320e-738b-41e4-9a49-45f7a52a7711/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_d197320e-738b-41e4-9a49-45f7a52a7711/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 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:12,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:12,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-12 00:04:12,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:12,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:12,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:12,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:12,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:12,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:12,614 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:12,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:12,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:12,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:12,617 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:04:12,618 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:04:12,619 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:04:12,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:12,620 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:12,621 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:12,622 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:12,622 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:12,623 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:12,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:12,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:12,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:12,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:12,627 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_d197320e-738b-41e4-9a49-45f7a52a7711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 [2023-11-12 00:04:12,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:13,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:13,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:13,014 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:13,016 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:13,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2023-11-12 00:04:16,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:16,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:16,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2023-11-12 00:04:16,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/d733b2edd/9cd780c6fe4d4ad59dcdf04a7964c255/FLAG477ec2512 [2023-11-12 00:04:16,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/d733b2edd/9cd780c6fe4d4ad59dcdf04a7964c255 [2023-11-12 00:04:16,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:16,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:16,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:16,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:16,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:16,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11426484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16, skipping insertion in model container [2023-11-12 00:04:16,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:17,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:17,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:17,531 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:17,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:17,693 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:17,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17 WrapperNode [2023-11-12 00:04:17,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:17,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:17,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:17,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:17,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,782 INFO L138 Inliner]: procedures = 177, calls = 48, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 192 [2023-11-12 00:04:17,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:17,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:17,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:17,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:17,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:17,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:17,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:17,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:17,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:17,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:17,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:18,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-12 00:04:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-12 00:04:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:18,017 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:18,232 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:18,238 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:18,719 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:19,098 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:19,098 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:04:19,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:19 BoogieIcfgContainer [2023-11-12 00:04:19,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:19,103 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:19,103 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:19,115 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:19,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:19" (1/1) ... [2023-11-12 00:04:19,117 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) [2023-11-12 00:04:19,122 INFO L158 Benchmark]: Toolchain (without parser) took 2177.31ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 59.2MB in the end (delta: 54.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,122 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:19,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.76ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 93.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.57ms. Allocated memory is still 161.5MB. Free memory was 93.0MB in the beginning and 90.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,125 INFO L158 Benchmark]: Boogie Preprocessor took 124.61ms. Allocated memory is still 161.5MB. Free memory was 90.5MB in the beginning and 129.3MB in the end (delta: -38.8MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,127 INFO L158 Benchmark]: RCFGBuilder took 1193.50ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 60.4MB in the end (delta: 68.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,127 INFO L158 Benchmark]: CodeCheck took 16.51ms. Allocated memory is still 161.5MB. Free memory was 60.4MB in the beginning and 59.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,137 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 0.41ms. Allocated memory is still 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.76ms. Allocated memory is still 161.5MB. Free memory was 113.6MB in the beginning and 93.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.57ms. Allocated memory is still 161.5MB. Free memory was 93.0MB in the beginning and 90.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.61ms. Allocated memory is still 161.5MB. Free memory was 90.5MB in the beginning and 129.3MB in the end (delta: -38.8MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1193.50ms. Allocated memory is still 161.5MB. Free memory was 128.4MB in the beginning and 60.4MB in the end (delta: 68.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * CodeCheck took 16.51ms. Allocated memory is still 161.5MB. Free memory was 60.4MB in the beginning and 59.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:19,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/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 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_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/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_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/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_d197320e-738b-41e4-9a49-45f7a52a7711/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_d197320e-738b-41e4-9a49-45f7a52a7711/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 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:22,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:22,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:22,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:22,446 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:22,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:22,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:22,449 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:22,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:22,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:22,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:22,452 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:04:22,452 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:04:22,453 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:04:22,453 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:22,454 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:22,455 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:22,455 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:22,456 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:22,456 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:22,457 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:22,458 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:22,458 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:22,459 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:22,459 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:22,460 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:22,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:22,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:22,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:22,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:22,462 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:22,463 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:22,463 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:22,463 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:22,464 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_d197320e-738b-41e4-9a49-45f7a52a7711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c0827ac193c1e2b03d5ccf1e60b62c7d6ff1b4feade2c409a6c7ca2cebf9412 [2023-11-12 00:04:22,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:22,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:22,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:22,966 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:22,967 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:22,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2023-11-12 00:04:26,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:26,762 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:26,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-1.i [2023-11-12 00:04:26,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/d7133483c/16f49b7f54a240bb8e1da3e29689147a/FLAG9e98e9788 [2023-11-12 00:04:26,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/data/d7133483c/16f49b7f54a240bb8e1da3e29689147a [2023-11-12 00:04:26,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:26,798 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:26,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:26,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:26,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:26,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebd3cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26, skipping insertion in model container [2023-11-12 00:04:26,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:27,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:27,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:27,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:27,589 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:27,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27 WrapperNode [2023-11-12 00:04:27,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:27,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:27,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:27,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:27,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,658 INFO L138 Inliner]: procedures = 181, calls = 48, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 189 [2023-11-12 00:04:27,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:27,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:27,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:27,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:27,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:27,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:27,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:27,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:27,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:27,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:27,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:27,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:27,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:27,827 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-12 00:04:27,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-12 00:04:27,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:27,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:04:27,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:27,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:27,831 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:28,057 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:28,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:28,780 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:29,230 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:29,230 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:04:29,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:29 BoogieIcfgContainer [2023-11-12 00:04:29,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:29,235 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:29,235 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:29,246 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:29,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:29" (1/1) ... [2023-11-12 00:04:29,247 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) [2023-11-12 00:04:29,254 INFO L158 Benchmark]: Toolchain (without parser) took 2455.31ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 46.9MB in the end (delta: 30.2MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:29,255 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:29,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.22ms. Allocated memory is still 102.8MB. Free memory was 76.8MB in the beginning and 79.4MB in the end (delta: -2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:29,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.61ms. Allocated memory is still 102.8MB. Free memory was 79.0MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:29,258 INFO L158 Benchmark]: Boogie Preprocessor took 64.65ms. Allocated memory is still 102.8MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:29,260 INFO L158 Benchmark]: RCFGBuilder took 1509.09ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 48.2MB in the end (delta: 26.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:29,261 INFO L158 Benchmark]: CodeCheck took 16.72ms. Allocated memory is still 102.8MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:29,265 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 0.68ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.22ms. Allocated memory is still 102.8MB. Free memory was 76.8MB in the beginning and 79.4MB in the end (delta: -2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.61ms. Allocated memory is still 102.8MB. Free memory was 79.0MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.65ms. Allocated memory is still 102.8MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.09ms. Allocated memory is still 102.8MB. Free memory was 74.3MB in the beginning and 48.2MB in the end (delta: 26.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 16.72ms. Allocated memory is still 102.8MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:29,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d197320e-738b-41e4-9a49-45f7a52a7711/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