./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:37:15,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:37:15,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:37:15,191 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:37:15,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:37:15,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:37:15,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:37:15,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:37:15,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:37:15,241 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:37:15,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:37:15,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:37:15,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:37:15,245 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:37:15,245 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:37:15,245 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:37:15,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:37:15,246 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:37:15,247 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:37:15,247 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:37:15,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:37:15,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:37:15,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:37:15,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:37:15,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:15,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:37:15,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:37:15,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:37:15,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:37:15,252 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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2023-11-19 02:37:15,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:37:15,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:37:15,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:37:15,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:37:15,628 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:37:15,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-19 02:37:19,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:37:19,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:37:19,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-19 02:37:19,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/10ddfd86f/7cb8b3f015f0443a8a0a11a69ae31c13/FLAG7dcfd845d [2023-11-19 02:37:19,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/10ddfd86f/7cb8b3f015f0443a8a0a11a69ae31c13 [2023-11-19 02:37:19,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:37:19,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:37:19,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:19,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:37:19,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:37:19,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:19" (1/1) ... [2023-11-19 02:37:19,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557e99a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:19, skipping insertion in model container [2023-11-19 02:37:19,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:19" (1/1) ... [2023-11-19 02:37:19,731 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:37:20,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:20,482 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:37:20,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:20,633 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:37:20,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20 WrapperNode [2023-11-19 02:37:20,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:20,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:20,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:37:20,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:37:20,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,707 INFO L138 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 161 [2023-11-19 02:37:20,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:20,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:37:20,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:37:20,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:37:20,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:37:20,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:37:20,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:37:20,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:37:20,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:20" (1/1) ... [2023-11-19 02:37:20,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:37:20,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:37:20,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:37:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:37:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:37:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:37:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:37:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:37:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:37:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:37:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:37:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:37:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:37:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:37:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:37:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:37:20,852 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 02:37:21,041 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:37:21,044 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:37:21,564 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:37:21,578 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:37:21,586 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:37:21,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:21 BoogieIcfgContainer [2023-11-19 02:37:21,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:37:21,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:37:21,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:37:21,609 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:37:21,610 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:21" (1/1) ... [2023-11-19 02:37:21,611 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 02:37:21,616 INFO L158 Benchmark]: Toolchain (without parser) took 1985.10ms. Allocated memory is still 182.5MB. Free memory was 135.4MB in the beginning and 146.6MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:21,616 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:21,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 996.34ms. Allocated memory is still 182.5MB. Free memory was 135.4MB in the beginning and 106.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 02:37:21,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.11ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:21,622 INFO L158 Benchmark]: Boogie Preprocessor took 42.93ms. Allocated memory is still 182.5MB. Free memory was 103.3MB in the beginning and 101.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:21,623 INFO L158 Benchmark]: RCFGBuilder took 843.86ms. Allocated memory is still 182.5MB. Free memory was 101.2MB in the beginning and 147.7MB in the end (delta: -46.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-19 02:37:21,624 INFO L158 Benchmark]: CodeCheck took 16.43ms. Allocated memory is still 182.5MB. Free memory was 147.7MB in the beginning and 146.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:21,637 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 0.34ms. Allocated memory is still 100.7MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 996.34ms. Allocated memory is still 182.5MB. Free memory was 135.4MB in the beginning and 106.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.11ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.93ms. Allocated memory is still 182.5MB. Free memory was 103.3MB in the beginning and 101.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 843.86ms. Allocated memory is still 182.5MB. Free memory was 101.2MB in the beginning and 147.7MB in the end (delta: -46.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 16.43ms. Allocated memory is still 182.5MB. Free memory was 147.7MB in the beginning and 146.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:37:21,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:37:24,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:37:24,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:37:25,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:37:25,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:37:25,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:37:25,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:37:25,027 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:37:25,028 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:37:25,034 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:37:25,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:37:25,035 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:37:25,036 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:37:25,038 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:37:25,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:37:25,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:37:25,039 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:37:25,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:37:25,040 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:37:25,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:37:25,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:37:25,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:37:25,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:37:25,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:37:25,044 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:37:25,045 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:37:25,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:37:25,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:25,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:37:25,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:37:25,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:37:25,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:37:25,049 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:37:25,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:37:25,050 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_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2023-11-19 02:37:25,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:37:25,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:37:25,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:37:25,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:37:25,558 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:37:25,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-19 02:37:29,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:37:29,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:37:29,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/sv-benchmarks/c/pthread/stack_longest-1.i [2023-11-19 02:37:29,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/aed65f216/4e5d2817925a4af18a58cf7efffcfea1/FLAG35f2a27c7 [2023-11-19 02:37:29,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/data/aed65f216/4e5d2817925a4af18a58cf7efffcfea1 [2023-11-19 02:37:29,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:37:29,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:37:29,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:29,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:37:29,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:37:29,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:29" (1/1) ... [2023-11-19 02:37:29,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e59977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:29, skipping insertion in model container [2023-11-19 02:37:29,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:29" (1/1) ... [2023-11-19 02:37:29,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:37:30,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:30,676 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:37:30,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:30,855 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:37:30,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30 WrapperNode [2023-11-19 02:37:30,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:30,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:30,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:37:30,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:37:30,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:30,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:30,979 INFO L138 Inliner]: procedures = 281, calls = 40, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 157 [2023-11-19 02:37:30,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:30,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:37:30,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:37:30,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:37:30,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:30,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:37:31,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:37:31,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:37:31,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:37:31,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:30" (1/1) ... [2023-11-19 02:37:31,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:31,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:37:31,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:37:31,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:37:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:37:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:37:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:37:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:37:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:37:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:37:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:37:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:37:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:37:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:37:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:37:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:37:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:37:31,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:37:31,194 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 02:37:31,517 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:37:31,520 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:37:32,020 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:37:32,035 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:37:32,035 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:37:32,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:32 BoogieIcfgContainer [2023-11-19 02:37:32,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:37:32,043 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:37:32,043 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:37:32,056 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:37:32,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:32" (1/1) ... [2023-11-19 02:37:32,058 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 02:37:32,063 INFO L158 Benchmark]: Toolchain (without parser) took 2168.62ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.7MB in the beginning and 63.7MB in the end (delta: -14.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,064 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:32,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.62ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.5MB in the beginning and 64.3MB in the end (delta: -14.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.45ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 61.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,067 INFO L158 Benchmark]: Boogie Preprocessor took 105.87ms. Allocated memory is still 102.8MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,068 INFO L158 Benchmark]: RCFGBuilder took 954.06ms. Allocated memory is still 102.8MB. Free memory was 59.4MB in the beginning and 65.0MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,069 INFO L158 Benchmark]: CodeCheck took 17.98ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 804.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:32,074 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 0.79ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.62ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.5MB in the beginning and 64.3MB in the end (delta: -14.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.45ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 61.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.87ms. Allocated memory is still 102.8MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 954.06ms. Allocated memory is still 102.8MB. Free memory was 59.4MB in the beginning and 65.0MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 17.98ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 804.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:37:32,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb8fbb68-79a2-4f16-a7d3-509bf19f652d/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