./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/sync01.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-527bcce [2023-11-21 18:31:55,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:56,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:56,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:56,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:56,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:56,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:56,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:56,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:56,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:56,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:56,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:56,038 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:56,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:56,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:56,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:56,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:56,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:56,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:56,042 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:56,042 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:56,043 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:56,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:56,044 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:56,045 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:56,045 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:56,046 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:56,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:56,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:56,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:56,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:56,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:56,049 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:56,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:56,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:56,051 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_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-21 18:31:56,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:56,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:56,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:56,322 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:56,323 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:56,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/sync01.i [2023-11-21 18:31:59,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:59,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:59,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/sv-benchmarks/c/pthread/sync01.i [2023-11-21 18:31:59,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/c4f58a916/da64d066fb3d453abff1cbeff45a727b/FLAG78b4d1700 [2023-11-21 18:31:59,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/c4f58a916/da64d066fb3d453abff1cbeff45a727b [2023-11-21 18:31:59,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:59,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:59,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:59,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:59,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:59,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:59" (1/1) ... [2023-11-21 18:31:59,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b498bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:59, skipping insertion in model container [2023-11-21 18:31:59,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:59" (1/1) ... [2023-11-21 18:31:59,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:32:00,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:00,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:32:00,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:00,755 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:32:00,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00 WrapperNode [2023-11-21 18:32:00,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:00,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:00,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:32:00,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:32:00,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,843 INFO L138 Inliner]: procedures = 269, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-21 18:32:00,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:00,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:32:00,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:32:00,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:32:00,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,859 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:32:00,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:32:00,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:32:00,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:32:00,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:00" (1/1) ... [2023-11-21 18:32:00,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:00,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:32:00,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:32:00,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:32:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:32:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:32:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:32:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:32:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:32:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:32:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:32:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:32:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:32:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:32:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:32:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:32:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:32:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:32:00,981 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:32:01,182 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:32:01,186 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:32:01,431 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:32:01,466 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:32:01,466 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:32:01,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:01 BoogieIcfgContainer [2023-11-21 18:32:01,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:32:01,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:32:01,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:32:01,479 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:32:01,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:01" (1/1) ... [2023-11-21 18:32:01,480 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:32:01,493 INFO L158 Benchmark]: Toolchain (without parser) took 1579.69ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 99.1MB in the end (delta: -88.0kB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2023-11-21 18:32:01,494 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:01,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.43ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 70.0MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-21 18:32:01,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.62ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:01,496 INFO L158 Benchmark]: Boogie Preprocessor took 50.34ms. Allocated memory is still 142.6MB. Free memory was 67.5MB in the beginning and 65.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:01,497 INFO L158 Benchmark]: RCFGBuilder took 572.00ms. Allocated memory is still 142.6MB. Free memory was 65.8MB in the beginning and 100.0MB in the end (delta: -34.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-21 18:32:01,497 INFO L158 Benchmark]: CodeCheck took 23.11ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 99.1MB in the end (delta: 877.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:01,504 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.43ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 70.0MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.62ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.34ms. Allocated memory is still 142.6MB. Free memory was 67.5MB in the beginning and 65.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.00ms. Allocated memory is still 142.6MB. Free memory was 65.8MB in the beginning and 100.0MB in the end (delta: -34.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * CodeCheck took 23.11ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 99.1MB in the end (delta: 877.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:32:01,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-527bcce [2023-11-21 18:32:04,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:32:04,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:32:04,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:32:04,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:32:04,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:32:04,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:32:04,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:32:04,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:32:04,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:32:04,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:32:04,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:32:04,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:32:04,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:32:04,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:32:04,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:32:04,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:32:04,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:32:04,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:32:04,290 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:32:04,290 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:32:04,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:32:04,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:32:04,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:32:04,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:32:04,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:32:04,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:32:04,294 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:32:04,294 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:32:04,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:32:04,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:04,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:32:04,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:32:04,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:32:04,297 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:32:04,298 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:32:04,298 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:32:04,298 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:32:04,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:32:04,299 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_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-21 18:32:04,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:32:04,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:32:04,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:32:04,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:32:04,727 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:32:04,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/sync01.i [2023-11-21 18:32:07,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:32:08,189 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:32:08,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/sv-benchmarks/c/pthread/sync01.i [2023-11-21 18:32:08,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/16c17e679/7a39fe9c433b412dbb3cc506f6e91e87/FLAG5a0a263d5 [2023-11-21 18:32:08,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/data/16c17e679/7a39fe9c433b412dbb3cc506f6e91e87 [2023-11-21 18:32:08,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:32:08,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:32:08,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:08,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:32:08,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:32:08,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:08" (1/1) ... [2023-11-21 18:32:08,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175c2a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:08, skipping insertion in model container [2023-11-21 18:32:08,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:32:08" (1/1) ... [2023-11-21 18:32:08,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:32:09,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:09,048 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:32:09,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:32:09,268 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:32:09,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09 WrapperNode [2023-11-21 18:32:09,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:32:09,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:09,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:32:09,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:32:09,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,368 INFO L138 Inliner]: procedures = 273, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-21 18:32:09,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:32:09,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:32:09,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:32:09,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:32:09,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:32:09,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:32:09,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:32:09,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:32:09,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:32:09" (1/1) ... [2023-11-21 18:32:09,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:32:09,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:32:09,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:32:09,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:32:09,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:32:09,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:32:09,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:32:09,542 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:32:09,761 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:32:09,764 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:32:10,065 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:32:10,117 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:32:10,117 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:32:10,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:10 BoogieIcfgContainer [2023-11-21 18:32:10,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:32:10,121 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:32:10,121 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:32:10,132 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:32:10,132 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:32:10" (1/1) ... [2023-11-21 18:32:10,134 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:32:10,140 INFO L158 Benchmark]: Toolchain (without parser) took 1881.45ms. Allocated memory is still 102.8MB. Free memory was 76.8MB in the beginning and 42.7MB in the end (delta: 34.1MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,140 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:10,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1007.36ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 69.0MB in the end (delta: 7.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.77ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 66.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,144 INFO L158 Benchmark]: Boogie Preprocessor took 70.90ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,145 INFO L158 Benchmark]: RCFGBuilder took 679.30ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 43.8MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,145 INFO L158 Benchmark]: CodeCheck took 17.63ms. Allocated memory is still 102.8MB. Free memory was 43.8MB in the beginning and 42.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:10,155 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 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1007.36ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 69.0MB in the end (delta: 7.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.77ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 66.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.90ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.30ms. Allocated memory is still 102.8MB. Free memory was 64.3MB in the beginning and 43.8MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.63ms. Allocated memory is still 102.8MB. Free memory was 43.8MB in the beginning and 42.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:32:10,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30668005-e1f0-4bbd-9891-1fc3325a9535/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported