./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL --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 d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:58,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:58,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:57:58,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:58,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:58,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:58,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:58,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:58,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:58,250 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:58,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:58,252 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:58,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:58,254 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:57:58,255 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:57:58,255 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:57:58,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:58,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:58,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:58,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:58,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:58,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:58,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:58,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:58,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:58,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:58,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:58,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:58,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:58,263 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_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b [2023-11-19 02:57:58,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:58,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:58,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:58,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:58,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:58,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-19 02:58:01,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:02,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:02,084 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-19 02:58:02,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/5802b3066/cf663662cb1548b19e51b18049b275d1/FLAG224339fb3 [2023-11-19 02:58:02,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/5802b3066/cf663662cb1548b19e51b18049b275d1 [2023-11-19 02:58:02,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:02,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:02,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:02,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:02,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:02,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72862c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02, skipping insertion in model container [2023-11-19 02:58:02,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:02,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:02,643 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:02,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:02,754 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:02,754 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:02,762 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:02,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02 WrapperNode [2023-11-19 02:58:02,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:02,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:02,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:02,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:02,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,817 INFO L138 Inliner]: procedures = 173, calls = 31, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 91 [2023-11-19 02:58:02,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:02,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:02,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:02,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:02,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:02,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:02,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:02,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:02,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:02" (1/1) ... [2023-11-19 02:58:02,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:02,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:02,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:02,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:02,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:58:02,960 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:58:02,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:58:02,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:58:02,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:02,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:02,963 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:58:03,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:03,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:03,355 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:03,504 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:03,504 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:58:03,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:03 BoogieIcfgContainer [2023-11-19 02:58:03,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:03,509 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:03,509 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:03,520 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:03,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:03" (1/1) ... [2023-11-19 02:58:03,522 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) [2023-11-19 02:58:03,526 INFO L158 Benchmark]: Toolchain (without parser) took 1403.20ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 67.2MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 02:58:03,526 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 163.6MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:03,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.72ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 95.6MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:03,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.24ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:03,529 INFO L158 Benchmark]: Boogie Preprocessor took 53.16ms. Allocated memory is still 163.6MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:03,530 INFO L158 Benchmark]: RCFGBuilder took 632.80ms. Allocated memory is still 163.6MB. Free memory was 91.4MB in the beginning and 68.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:03,530 INFO L158 Benchmark]: CodeCheck took 14.91ms. Allocated memory is still 163.6MB. Free memory was 68.3MB in the beginning and 67.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:03,534 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 0.35ms. Allocated memory is still 163.6MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.72ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 95.6MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.24ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.16ms. Allocated memory is still 163.6MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 632.80ms. Allocated memory is still 163.6MB. Free memory was 91.4MB in the beginning and 68.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 14.91ms. Allocated memory is still 163.6MB. Free memory was 68.3MB in the beginning and 67.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:03,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL --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 d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:06,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:06,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:58:06,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:06,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:06,435 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:06,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:06,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:06,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:06,438 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:06,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:06,439 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:58:06,440 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:58:06,440 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:58:06,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:06,441 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:58:06,442 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:58:06,442 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:58:06,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:06,443 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:06,444 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:06,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:06,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:06,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:06,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:06,446 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:06,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:06,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:06,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:06,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:06,448 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:58:06,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:06,449 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:58:06,450 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:06,450 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_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d05018e114128995041419dca600f2451b0df342be45761a900c0d0704b1b40b [2023-11-19 02:58:06,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:06,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:06,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:06,886 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:06,887 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:06,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-19 02:58:10,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:10,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:10,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2023-11-19 02:58:10,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/19b7620d6/b9ebff35b5c84f3987ca3c84ba85f55a/FLAG262272e9d [2023-11-19 02:58:10,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/data/19b7620d6/b9ebff35b5c84f3987ca3c84ba85f55a [2023-11-19 02:58:10,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:10,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:10,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:10,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:10,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:10,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14731f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10, skipping insertion in model container [2023-11-19 02:58:10,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,721 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:11,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:11,202 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:11,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:11,365 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:11,365 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:11,372 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:11,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11 WrapperNode [2023-11-19 02:58:11,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:11,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:11,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:11,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:11,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,426 INFO L138 Inliner]: procedures = 177, calls = 31, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 92 [2023-11-19 02:58:11,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:11,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:11,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:11,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:11,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:11,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:11,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:11,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:11,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:11" (1/1) ... [2023-11-19 02:58:11,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:11,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:11,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:11,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:58:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:58:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:58:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:58:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:58:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:58:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:11,603 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:58:11,843 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:11,846 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:12,194 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:12,343 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:12,343 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:58:12,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:12 BoogieIcfgContainer [2023-11-19 02:58:12,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:12,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:12,348 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:12,359 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:12,360 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:12" (1/1) ... [2023-11-19 02:58:12,361 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) [2023-11-19 02:58:12,366 INFO L158 Benchmark]: Toolchain (without parser) took 1723.24ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.7MB in the beginning and 51.7MB in the end (delta: -3.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,367 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:12,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 726.99ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 44.5MB in the end (delta: 4.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.08ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 42.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:12,370 INFO L158 Benchmark]: Boogie Preprocessor took 64.47ms. Allocated memory is still 73.4MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,371 INFO L158 Benchmark]: RCFGBuilder took 854.74ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 40.3MB in the beginning and 52.6MB in the end (delta: -12.2MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,371 INFO L158 Benchmark]: CodeCheck took 15.83ms. Allocated memory is still 96.5MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 862.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:12,383 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 0.63ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 726.99ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 44.5MB in the end (delta: 4.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.08ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 42.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.47ms. Allocated memory is still 73.4MB. Free memory was 42.1MB in the beginning and 40.3MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 854.74ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 40.3MB in the beginning and 52.6MB in the end (delta: -12.2MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * CodeCheck took 15.83ms. Allocated memory is still 96.5MB. Free memory was 52.6MB in the beginning and 51.7MB in the end (delta: 862.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:12,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79d65a2c-bfea-43b7-94fb-a4d1d6a60fac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported