./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 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_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2 --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 d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:56,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:56,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-21 18:49:56,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:56,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:56,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:56,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:56,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:56,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:56,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:56,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:56,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:56,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:56,944 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:49:56,945 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:49:56,946 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:49:56,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:56,947 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:56,947 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:56,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:56,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:56,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:56,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:56,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:56,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:56,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:56,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:56,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:56,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:56,954 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_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2023-11-21 18:49:57,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:57,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:57,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:57,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:57,313 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:57,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:50:00,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:01,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:01,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:50:01,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/9da424377/baec85fc5046498ab079555e3b6eca2c/FLAG2d47a852b [2023-11-21 18:50:01,344 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/9da424377/baec85fc5046498ab079555e3b6eca2c [2023-11-21 18:50:01,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:01,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:01,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:01,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:01,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:01,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:01" (1/1) ... [2023-11-21 18:50:01,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b138943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:01, skipping insertion in model container [2023-11-21 18:50:01,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:01" (1/1) ... [2023-11-21 18:50:01,468 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:01,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:01,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:02,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:02,104 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:02,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02 WrapperNode [2023-11-21 18:50:02,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:02,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:02,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:02,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:02,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,166 INFO L138 Inliner]: procedures = 165, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 85 [2023-11-21 18:50:02,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:02,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:02,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:02,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:02,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:02,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:02,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:02,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:02,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:02,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:02,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:02,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:50:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:50:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:50:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:50:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:50:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:50:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:50:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:50:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:02,302 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:50:02,441 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:02,444 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:02,719 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:02,874 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:02,875 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:50:02,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:02 BoogieIcfgContainer [2023-11-21 18:50:02,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:02,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:02,878 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:02,890 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:02,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,891 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) [2023-11-21 18:50:02,895 INFO L158 Benchmark]: Toolchain (without parser) took 1545.57ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 99.3MB in the beginning and 160.6MB in the end (delta: -61.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:02,896 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 102.8MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:02,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.71ms. Allocated memory is still 138.4MB. Free memory was 98.9MB in the beginning and 79.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:50:02,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.12ms. Allocated memory is still 138.4MB. Free memory was 79.2MB in the beginning and 77.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:02,898 INFO L158 Benchmark]: Boogie Preprocessor took 41.73ms. Allocated memory is still 138.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:02,899 INFO L158 Benchmark]: RCFGBuilder took 667.13ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 75.5MB in the beginning and 161.6MB in the end (delta: -86.1MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:02,900 INFO L158 Benchmark]: CodeCheck took 15.04ms. Allocated memory is still 190.8MB. Free memory was 161.6MB in the beginning and 160.6MB in the end (delta: 997.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:02,904 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 102.8MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.71ms. Allocated memory is still 138.4MB. Free memory was 98.9MB in the beginning and 79.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.12ms. Allocated memory is still 138.4MB. Free memory was 79.2MB in the beginning and 77.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.73ms. Allocated memory is still 138.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.13ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 75.5MB in the beginning and 161.6MB in the end (delta: -86.1MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * CodeCheck took 15.04ms. Allocated memory is still 190.8MB. Free memory was 161.6MB in the beginning and 160.6MB in the end (delta: 997.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:50:02,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2 --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 d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:05,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:05,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-21 18:50:05,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:05,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:05,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:05,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:05,771 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:50:05,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:05,772 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:50:05,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:05,774 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:50:05,774 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:50:05,775 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:50:05,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:05,776 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:50:05,776 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:50:05,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:50:05,778 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:05,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:50:05,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:05,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:05,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:05,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:05,781 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:05,781 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:05,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:05,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:05,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:05,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:05,784 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:50:05,784 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:05,785 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:50:05,785 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:05,785 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_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2023-11-21 18:50:06,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:06,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:06,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:06,215 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:06,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:06,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:50:09,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:09,778 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:09,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:50:09,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/7884c27ea/cf3975da0b5f46c3b9638f14c54a1a1d/FLAG443e34cd4 [2023-11-21 18:50:09,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/data/7884c27ea/cf3975da0b5f46c3b9638f14c54a1a1d [2023-11-21 18:50:09,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:09,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:09,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:09,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:09,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:09,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be62a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09, skipping insertion in model container [2023-11-21 18:50:09,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,883 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:10,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:10,324 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:10,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:10,415 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:10,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10 WrapperNode [2023-11-21 18:50:10,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:10,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:10,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:10,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:10,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,479 INFO L138 Inliner]: procedures = 169, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 86 [2023-11-21 18:50:10,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:10,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:10,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:10,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:10,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:10,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:10,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:10,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:10,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:10" (1/1) ... [2023-11-21 18:50:10,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:10,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:10,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:10,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:50:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:50:10,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:50:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:50:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:50:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:50:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:50:10,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:50:10,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:50:10,697 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:50:10,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:10,699 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:50:10,950 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:10,952 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:11,365 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:11,483 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:11,483 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:50:11,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:11 BoogieIcfgContainer [2023-11-21 18:50:11,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:11,487 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:11,487 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:11,500 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:11,500 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:11" (1/1) ... [2023-11-21 18:50:11,501 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) [2023-11-21 18:50:11,507 INFO L158 Benchmark]: Toolchain (without parser) took 1687.35ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 40.7MB in the beginning and 50.3MB in the end (delta: -9.6MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:11,508 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 52.4MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:11,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.65ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 34.9MB in the end (delta: 5.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:11,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.45ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 32.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:11,511 INFO L158 Benchmark]: Boogie Preprocessor took 78.92ms. Allocated memory is still 65.0MB. Free memory was 32.5MB in the beginning and 30.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:11,512 INFO L158 Benchmark]: RCFGBuilder took 921.35ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 51.2MB in the end (delta: -20.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:11,513 INFO L158 Benchmark]: CodeCheck took 17.64ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 50.3MB in the end (delta: 943.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:11,518 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 0.58ms. Allocated memory is still 52.4MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.65ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 34.9MB in the end (delta: 5.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.45ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 32.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.92ms. Allocated memory is still 65.0MB. Free memory was 32.5MB in the beginning and 30.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 921.35ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 51.2MB in the end (delta: -20.4MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * CodeCheck took 17.64ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 50.3MB in the end (delta: 943.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:50:11,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f38a0c0-df38-4ab4-ac76-31d0645b4e3f/bin/ukojak-verify-i0I2FZA1j2/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