./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:59,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:59,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:06:59,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:59,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:59,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:59,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:59,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:59,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:59,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:59,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:59,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:59,919 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:59,921 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:59,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:59,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:59,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:59,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:59,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:59,925 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:06:59,926 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:06:59,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:59,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:59,928 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:59,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:59,930 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:59,930 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:59,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:59,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:59,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:59,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:59,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:59,935 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:59,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:59,936 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:59,936 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_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-23 20:07:00,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:00,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:00,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:00,307 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:00,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:00,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:07:03,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:04,131 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:04,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:07:04,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/42b47c8e0/bb4511afc8f9406392a3bbdbe9ecf66a/FLAGf3bcbb2b7 [2023-11-23 20:07:04,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/42b47c8e0/bb4511afc8f9406392a3bbdbe9ecf66a [2023-11-23 20:07:04,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:04,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:04,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:04,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:04,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:04,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:04,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c015d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04, skipping insertion in model container [2023-11-23 20:07:04,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:04,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:04,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:04,752 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:04,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:04,903 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:04,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04 WrapperNode [2023-11-23 20:07:04,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:04,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:04,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:04,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:04,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:04,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:04,985 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 99 [2023-11-23 20:07:04,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:04,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:04,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:04,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:04,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:04,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:05,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:05,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:05,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:05,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:04" (1/1) ... [2023-11-23 20:07:05,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:05,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:05,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:05,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:05,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:07:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:07:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:07:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:07:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:07:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:07:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:07:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:05,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:05,130 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:07:05,361 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:05,363 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:05,619 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:05,798 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:05,799 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:07:05,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:05 BoogieIcfgContainer [2023-11-23 20:07:05,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:05,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:05,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:05,815 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:05,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:05" (1/1) ... [2023-11-23 20:07:05,816 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) [2023-11-23 20:07:05,821 INFO L158 Benchmark]: Toolchain (without parser) took 1639.55ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 124.1MB in the end (delta: -22.6kB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2023-11-23 20:07:05,822 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:05,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.83ms. Allocated memory is still 169.9MB. Free memory was 123.6MB in the beginning and 104.0MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:05,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.13ms. Allocated memory is still 169.9MB. Free memory was 104.0MB in the beginning and 101.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:05,825 INFO L158 Benchmark]: Boogie Preprocessor took 37.43ms. Allocated memory is still 169.9MB. Free memory was 101.9MB in the beginning and 100.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:05,826 INFO L158 Benchmark]: RCFGBuilder took 777.16ms. Allocated memory is still 169.9MB. Free memory was 100.2MB in the beginning and 125.1MB in the end (delta: -24.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:05,827 INFO L158 Benchmark]: CodeCheck took 17.46ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 124.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:05,831 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 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.83ms. Allocated memory is still 169.9MB. Free memory was 123.6MB in the beginning and 104.0MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.13ms. Allocated memory is still 169.9MB. Free memory was 104.0MB in the beginning and 101.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.43ms. Allocated memory is still 169.9MB. Free memory was 101.9MB in the beginning and 100.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 777.16ms. Allocated memory is still 169.9MB. Free memory was 100.2MB in the beginning and 125.1MB in the end (delta: -24.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 17.46ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 124.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:07:05,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:08,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:08,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:07:09,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:09,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:09,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:09,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:09,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:09,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:09,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:09,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:09,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:09,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:09,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:09,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:09,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:09,027 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:07:09,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:07:09,028 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:09,028 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:07:09,029 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:09,033 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:09,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:09,034 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:09,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:09,035 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:09,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:09,036 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:09,036 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:09,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:09,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:09,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:09,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:09,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:09,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:07:09,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:09,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:09,040 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:07:09,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:09,041 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_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-23 20:07:09,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:09,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:09,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:09,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:09,590 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:09,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:07:13,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:13,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:13,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:07:13,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/f8a1d10a4/ae01885d8dce4bc396de5d365965983a/FLAG88b930b14 [2023-11-23 20:07:13,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/data/f8a1d10a4/ae01885d8dce4bc396de5d365965983a [2023-11-23 20:07:13,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:13,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:13,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:13,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:13,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:13,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:13" (1/1) ... [2023-11-23 20:07:13,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b07140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:13, skipping insertion in model container [2023-11-23 20:07:13,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:13" (1/1) ... [2023-11-23 20:07:13,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:14,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:14,307 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:14,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:14,423 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:14,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14 WrapperNode [2023-11-23 20:07:14,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:14,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:14,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:14,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:14,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,493 INFO L138 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 100 [2023-11-23 20:07:14,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:14,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:14,495 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:14,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:14,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:14,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:14,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:14,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:14,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:14" (1/1) ... [2023-11-23 20:07:14,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:14,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:14,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:14,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:07:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:07:14,660 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:07:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:07:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:07:14,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:14,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:14,663 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:07:14,895 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:14,897 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:15,190 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:15,335 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:15,336 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:07:15,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:15 BoogieIcfgContainer [2023-11-23 20:07:15,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:15,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:15,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:15,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:15,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:15" (1/1) ... [2023-11-23 20:07:15,353 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) [2023-11-23 20:07:15,361 INFO L158 Benchmark]: Toolchain (without parser) took 1697.57ms. Allocated memory is still 75.5MB. Free memory was 45.9MB in the beginning and 33.4MB in the end (delta: 12.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,361 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 56.6MB. Free memory is still 32.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:15,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.92ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 42.2MB in the end (delta: 3.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.40ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 39.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,365 INFO L158 Benchmark]: Boogie Preprocessor took 55.28ms. Allocated memory is still 75.5MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,366 INFO L158 Benchmark]: RCFGBuilder took 787.76ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 34.5MB in the end (delta: 3.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,368 INFO L158 Benchmark]: CodeCheck took 19.57ms. Allocated memory is still 75.5MB. Free memory was 34.5MB in the beginning and 33.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:15,380 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 0.41ms. Allocated memory is still 56.6MB. Free memory is still 32.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.92ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 42.2MB in the end (delta: 3.4MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.40ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 39.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.28ms. Allocated memory is still 75.5MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.76ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 34.5MB in the end (delta: 3.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 19.57ms. Allocated memory is still 75.5MB. Free memory was 34.5MB in the beginning and 33.4MB 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. [2023-11-23 20:07:15,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2133fea0-f71e-48f9-9366-4fe4371db969/bin/ukojak-verify-1t5iHCbJaC/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