./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/sync01.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/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_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:45,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:45,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:31:45,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:45,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:45,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:45,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:45,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:45,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:45,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:45,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:45,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:45,190 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:45,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:45,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:45,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:45,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:45,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:45,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:45,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:45,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:45,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:45,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:45,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:45,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:45,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:45,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:45,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:45,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:45,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:45,200 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:45,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:45,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:45,201 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_417aba9a-5542-445f-97c5-12d9fd2306e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-19 03:31:45,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:45,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:45,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:45,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:45,540 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:45,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/sync01.i [2023-11-19 03:31:48,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:49,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:49,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i [2023-11-19 03:31:49,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/dd450927c/095d9739ea7a4c4aad7910df50d062d4/FLAG7a82b7754 [2023-11-19 03:31:49,073 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/dd450927c/095d9739ea7a4c4aad7910df50d062d4 [2023-11-19 03:31:49,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:49,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:49,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:49,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:49,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:49,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3840507b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49, skipping insertion in model container [2023-11-19 03:31:49,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:49,725 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i[42004,42017] [2023-11-19 03:31:49,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:49,749 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:49,792 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i[42004,42017] [2023-11-19 03:31:49,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:49,861 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:49,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49 WrapperNode [2023-11-19 03:31:49,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:49,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:49,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:49,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:49,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,917 INFO L138 Inliner]: procedures = 268, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 72 [2023-11-19 03:31:49,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:49,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:49,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:49,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:49,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,962 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:49,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:49,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:49,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:49,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:49" (1/1) ... [2023-11-19 03:31:49,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:50,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:50,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:50,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:31:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:31:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:31:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:31:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:31:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:31:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:31:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:50,071 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 03:31:50,283 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:50,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:50,508 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:50,522 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:50,523 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:31:50,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:50 BoogieIcfgContainer [2023-11-19 03:31:50,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:50,531 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:50,531 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:50,542 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:50,543 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:50" (1/1) ... [2023-11-19 03:31:50,544 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 03:31:50,556 INFO L158 Benchmark]: Toolchain (without parser) took 1475.65ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 49.3MB in the end (delta: 49.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,556 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:50,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.70ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 69.4MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.23ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,560 INFO L158 Benchmark]: Boogie Preprocessor took 59.66ms. Allocated memory is still 142.6MB. Free memory was 67.3MB in the beginning and 65.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,562 INFO L158 Benchmark]: RCFGBuilder took 551.80ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 50.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,562 INFO L158 Benchmark]: CodeCheck took 22.45ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 49.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:50,575 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 0.33ms. Allocated memory is still 107.0MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.70ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 69.4MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.23ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.66ms. Allocated memory is still 142.6MB. Free memory was 67.3MB in the beginning and 65.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 551.80ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 50.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 22.45ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 49.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:31:50,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/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_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:53,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:53,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:31:53,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:53,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:53,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:53,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:53,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:53,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:53,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:53,586 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:53,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:53,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:53,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:53,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:53,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:53,590 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:31:53,591 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:31:53,591 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:31:53,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:53,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:53,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:53,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:53,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:53,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:53,596 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:53,596 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:53,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:53,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:53,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:53,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:53,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:53,600 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:31:53,600 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:53,601 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:53,601 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:31:53,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:53,602 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_417aba9a-5542-445f-97c5-12d9fd2306e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-19 03:31:54,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:54,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:54,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:54,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:54,084 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:54,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/sync01.i [2023-11-19 03:31:57,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:57,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:57,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i [2023-11-19 03:31:57,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/cc31da017/9880d5cd8b0044e085bb096b63e7d814/FLAGa56513ab8 [2023-11-19 03:31:57,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/data/cc31da017/9880d5cd8b0044e085bb096b63e7d814 [2023-11-19 03:31:57,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:57,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:57,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:57,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:57,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:57,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:57" (1/1) ... [2023-11-19 03:31:57,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dde4a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:57, skipping insertion in model container [2023-11-19 03:31:57,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:57" (1/1) ... [2023-11-19 03:31:58,006 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:58,735 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i[42004,42017] [2023-11-19 03:31:58,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:58,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:58,817 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/sv-benchmarks/c/pthread/sync01.i[42004,42017] [2023-11-19 03:31:58,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:58,918 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:58,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58 WrapperNode [2023-11-19 03:31:58,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:58,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:58,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:58,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:58,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:58,970 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,008 INFO L138 Inliner]: procedures = 272, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2023-11-19 03:31:59,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:59,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:59,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:59,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:59,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:59,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:59,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:59,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:59,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:58" (1/1) ... [2023-11-19 03:31:59,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:59,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:59,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:59,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:31:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:31:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:31:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:31:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:31:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:31:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:31:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:31:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:31:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:59,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:59,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:59,160 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 03:31:59,347 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:59,350 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:59,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:59,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:59,615 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:31:59,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:59 BoogieIcfgContainer [2023-11-19 03:31:59,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:59,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:59,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:59,631 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:59,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:59" (1/1) ... [2023-11-19 03:31:59,632 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 03:31:59,638 INFO L158 Benchmark]: Toolchain (without parser) took 1692.71ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.2MB in the beginning and 48.5MB in the end (delta: -6.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-19 03:31:59,638 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:59,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.39ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 41.2MB in the end (delta: 829.0kB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-19 03:31:59,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.18ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:59,640 INFO L158 Benchmark]: Boogie Preprocessor took 64.40ms. Allocated memory is still 67.1MB. Free memory was 38.7MB in the beginning and 36.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:59,641 INFO L158 Benchmark]: RCFGBuilder took 544.40ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.6MB in the beginning and 49.4MB in the end (delta: -12.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-19 03:31:59,642 INFO L158 Benchmark]: CodeCheck took 15.92ms. Allocated memory is still 81.8MB. Free memory was 49.4MB in the beginning and 48.5MB in the end (delta: 945.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:59,645 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 0.30ms. Allocated memory is still 52.4MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.39ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 41.2MB in the end (delta: 829.0kB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.18ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 38.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.40ms. Allocated memory is still 67.1MB. Free memory was 38.7MB in the beginning and 36.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.40ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.6MB in the beginning and 49.4MB in the end (delta: -12.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * CodeCheck took 15.92ms. Allocated memory is still 81.8MB. Free memory was 49.4MB in the beginning and 48.5MB in the end (delta: 945.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:31:59,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417aba9a-5542-445f-97c5-12d9fd2306e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported