./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:55,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:55,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:16:55,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:16:55,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:16:55,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:55,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:55,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:55,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:55,456 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:55,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:16:55,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:55,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:55,458 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:16:55,458 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:16:55,459 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:16:55,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:55,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:16:55,460 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:55,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:55,461 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:55,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:55,467 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:55,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:55,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:55,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:55,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:55,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:16:55,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:16:55,471 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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-19 03:16:55,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:55,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:55,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:55,766 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:55,783 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:55,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 03:16:58,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:59,302 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:59,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 03:16:59,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/2d79516c1/8a3fa619ad644341a0fb42b8a215c0f0/FLAG71cfe3e6b [2023-11-19 03:16:59,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/2d79516c1/8a3fa619ad644341a0fb42b8a215c0f0 [2023-11-19 03:16:59,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:59,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:59,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:59,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:59,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:59,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:59" (1/1) ... [2023-11-19 03:16:59,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a44fe06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:59, skipping insertion in model container [2023-11-19 03:16:59,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:59" (1/1) ... [2023-11-19 03:16:59,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:59,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:59,992 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:00,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:00,119 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:00,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00 WrapperNode [2023-11-19 03:17:00,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:00,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:00,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:00,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:00,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,181 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 154 [2023-11-19 03:17:00,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:00,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:00,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:00,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:00,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:00,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:00,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:00,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:00,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:00,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:00,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:00,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:17:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:17:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:17:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:17:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:00,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:00,309 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 03:17:00,503 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:00,506 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:00,819 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:00,832 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:00,832 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:17:00,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:00 BoogieIcfgContainer [2023-11-19 03:17:00,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:00,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:00,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:00,850 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:00,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:00" (1/1) ... [2023-11-19 03:17:00,851 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 03:17:00,862 INFO L158 Benchmark]: Toolchain (without parser) took 1495.57ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 85.4MB in the end (delta: 54.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 03:17:00,862 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:00,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.48ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 110.3MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:00,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.79ms. Allocated memory is still 172.0MB. Free memory was 110.3MB in the beginning and 107.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:17:00,867 INFO L158 Benchmark]: Boogie Preprocessor took 38.29ms. Allocated memory is still 172.0MB. Free memory was 107.7MB in the beginning and 105.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:00,869 INFO L158 Benchmark]: RCFGBuilder took 617.09ms. Allocated memory is still 172.0MB. Free memory was 105.6MB in the beginning and 86.1MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:17:00,870 INFO L158 Benchmark]: CodeCheck took 20.90ms. Allocated memory is still 172.0MB. Free memory was 86.1MB in the beginning and 85.4MB in the end (delta: 721.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:00,881 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 0.21ms. Allocated memory is still 127.9MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.48ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 110.3MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.79ms. Allocated memory is still 172.0MB. Free memory was 110.3MB in the beginning and 107.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.29ms. Allocated memory is still 172.0MB. Free memory was 107.7MB in the beginning and 105.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.09ms. Allocated memory is still 172.0MB. Free memory was 105.6MB in the beginning and 86.1MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 20.90ms. Allocated memory is still 172.0MB. Free memory was 86.1MB in the beginning and 85.4MB in the end (delta: 721.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:00,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:03,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:03,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:17:03,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:03,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:03,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:03,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:03,802 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:03,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:03,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:03,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:03,809 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:17:03,809 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:17:03,811 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:17:03,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:03,812 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:17:03,813 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:17:03,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:17:03,813 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:17:03,815 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:03,815 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:03,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:03,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:03,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:03,817 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:03,817 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:03,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:03,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:03,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:03,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:03,821 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:17:03,821 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:03,821 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:17:03,822 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:03,822 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_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-19 03:17:04,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:04,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:04,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:04,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:04,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:04,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 03:17:07,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:07,966 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:07,967 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 03:17:07,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/3af673381/814e427c40eb40be85a29dd0bb97a787/FLAG68d2c8d7a [2023-11-19 03:17:08,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/data/3af673381/814e427c40eb40be85a29dd0bb97a787 [2023-11-19 03:17:08,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:08,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:08,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:08,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:08,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:08,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:08" (1/1) ... [2023-11-19 03:17:08,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2003465b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:08, skipping insertion in model container [2023-11-19 03:17:08,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:08" (1/1) ... [2023-11-19 03:17:08,097 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:08,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:08,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:08,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:09,022 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:09,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09 WrapperNode [2023-11-19 03:17:09,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:09,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:09,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:09,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:09,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,099 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 151 [2023-11-19 03:17:09,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:09,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:09,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:09,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:09,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:09,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:09,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:09,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:09,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:09,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:09,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:09,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:17:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:17:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:17:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:17:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:17:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:17:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:17:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:17:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:17:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:09,247 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 03:17:09,433 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:09,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:09,767 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:09,778 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:09,778 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:17:09,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:09 BoogieIcfgContainer [2023-11-19 03:17:09,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:09,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:09,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:09,794 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:09,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:09" (1/1) ... [2023-11-19 03:17:09,795 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 03:17:09,800 INFO L158 Benchmark]: Toolchain (without parser) took 1781.73ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.8MB in the beginning and 67.1MB in the end (delta: -17.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:09,800 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:09,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1005.50ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.6MB in the beginning and 67.5MB in the end (delta: -17.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:09,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.21ms. Allocated memory is still 107.0MB. Free memory was 67.2MB in the beginning and 64.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:09,803 INFO L158 Benchmark]: Boogie Preprocessor took 53.00ms. Allocated memory is still 107.0MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:09,803 INFO L158 Benchmark]: RCFGBuilder took 628.69ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 68.3MB in the end (delta: -5.7MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:09,804 INFO L158 Benchmark]: CodeCheck took 14.04ms. Allocated memory is still 107.0MB. Free memory was 68.3MB in the beginning and 67.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:09,807 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 0.51ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1005.50ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 49.6MB in the beginning and 67.5MB in the end (delta: -17.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.21ms. Allocated memory is still 107.0MB. Free memory was 67.2MB in the beginning and 64.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.00ms. Allocated memory is still 107.0MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.69ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 68.3MB in the end (delta: -5.7MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * CodeCheck took 14.04ms. Allocated memory is still 107.0MB. Free memory was 68.3MB in the beginning and 67.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:09,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c49fc2c-e0c2-41da-8250-9f9b80f4b7a2/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported