./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 cf1a7837 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_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-11 23:56:29,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:30,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:30,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:30,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:30,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:30,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:30,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:30,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:30,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:30,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:30,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:30,177 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:30,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:30,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:30,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:30,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:30,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:30,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:30,182 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:30,182 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:30,183 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:30,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:30,184 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:30,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:30,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:30,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:30,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:30,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:30,187 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:30,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:30,189 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:30,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:30,190 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:30,190 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_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-11 23:56:30,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:30,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:30,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:30,591 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:30,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:30,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/sync01.i [2023-11-11 23:56:33,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:34,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:34,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/sv-benchmarks/c/pthread/sync01.i [2023-11-11 23:56:34,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/f184bf01e/742bb6c88fb446329c2f65d5eacf4a9f/FLAGea01e4993 [2023-11-11 23:56:34,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/f184bf01e/742bb6c88fb446329c2f65d5eacf4a9f [2023-11-11 23:56:34,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:34,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:34,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:34,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:34,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:34,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef0634f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34, skipping insertion in model container [2023-11-11 23:56:34,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,181 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:34,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:34,739 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:34,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:34,912 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:34,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34 WrapperNode [2023-11-11 23:56:34,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:34,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:34,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:34,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:34,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:34,998 INFO L138 Inliner]: procedures = 268, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-11 23:56:34,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:34,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:34,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:34,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:35,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:35,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:35,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:35,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:35,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:34" (1/1) ... [2023-11-11 23:56:35,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:35,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:35,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:35,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:56:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:35,152 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:35,294 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:35,296 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:35,524 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:35,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:35,534 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:56:35,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:35 BoogieIcfgContainer [2023-11-11 23:56:35,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:35,537 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:35,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:35,549 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:35,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:35" (1/1) ... [2023-11-11 23:56:35,555 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) [2023-11-11 23:56:35,560 INFO L158 Benchmark]: Toolchain (without parser) took 1452.47ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 80.9MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:35,560 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 130.0MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 22.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:35,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.32ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 102.1MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:56:35,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.76ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 99.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:35,563 INFO L158 Benchmark]: Boogie Preprocessor took 54.83ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 97.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:35,563 INFO L158 Benchmark]: RCFGBuilder took 482.00ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 81.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:56:35,564 INFO L158 Benchmark]: CodeCheck took 20.64ms. Allocated memory is still 167.8MB. Free memory was 81.6MB in the beginning and 80.9MB in the end (delta: 745.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:35,567 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 0.68ms. Allocated memory is still 130.0MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 22.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.32ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 102.1MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.76ms. Allocated memory is still 167.8MB. Free memory was 102.1MB in the beginning and 99.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.83ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 97.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 482.00ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 81.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 20.64ms. Allocated memory is still 167.8MB. Free memory was 81.6MB in the beginning and 80.9MB in the end (delta: 745.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:35,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/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_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/sync01.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV --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-cf1a783 [2023-11-11 23:56:38,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:38,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:38,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:38,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:38,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:38,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:38,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:38,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:38,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:38,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:38,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:38,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:38,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:38,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:38,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:38,497 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:38,497 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:38,498 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:38,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:38,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:38,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:38,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:38,500 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:38,501 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:38,501 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:38,501 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:38,502 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:38,502 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:38,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:38,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:38,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:38,505 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:38,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:38,506 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:38,506 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:38,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:38,507 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:38,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:38,508 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_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f929a317f167560539ae4b4d441a695b43dc484839e0d977f902275d758b932 [2023-11-11 23:56:38,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:39,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:39,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:39,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:39,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:39,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/sync01.i [2023-11-11 23:56:42,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:42,624 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:42,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/sv-benchmarks/c/pthread/sync01.i [2023-11-11 23:56:42,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/94bd546c6/b6c0ad547e4a411e93d1ef86c296574a/FLAGfdb2bbf11 [2023-11-11 23:56:42,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/data/94bd546c6/b6c0ad547e4a411e93d1ef86c296574a [2023-11-11 23:56:42,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:42,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:42,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:42,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:42,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:42,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:42" (1/1) ... [2023-11-11 23:56:42,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e596d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:42, skipping insertion in model container [2023-11-11 23:56:42,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:42" (1/1) ... [2023-11-11 23:56:42,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:43,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:43,498 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:43,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:43,702 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:43,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43 WrapperNode [2023-11-11 23:56:43,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:43,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:43,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:43,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:43,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,788 INFO L138 Inliner]: procedures = 272, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-11 23:56:43,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:43,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:43,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:43,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:43,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:43,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:43,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:43,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:43,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:43" (1/1) ... [2023-11-11 23:56:43,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:43,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:43,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:43,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:56:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:56:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:56:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:43,971 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:44,203 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:44,207 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:44,554 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:44,562 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:44,563 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:56:44,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:44 BoogieIcfgContainer [2023-11-11 23:56:44,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:44,566 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:44,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:44,576 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:44,577 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:44" (1/1) ... [2023-11-11 23:56:44,577 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) [2023-11-11 23:56:44,582 INFO L158 Benchmark]: Toolchain (without parser) took 1902.51ms. Allocated memory is still 107.0MB. Free memory was 80.6MB in the beginning and 54.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:56:44,583 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:44,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1023.05ms. Allocated memory is still 107.0MB. Free memory was 80.3MB in the beginning and 77.5MB in the end (delta: 2.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:44,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.71ms. Allocated memory is still 107.0MB. Free memory was 77.5MB in the beginning and 75.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:44,585 INFO L158 Benchmark]: Boogie Preprocessor took 61.71ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 73.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:44,585 INFO L158 Benchmark]: RCFGBuilder took 710.31ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 55.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:56:44,586 INFO L158 Benchmark]: CodeCheck took 14.00ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 54.4MB in the end (delta: 992.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:44,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1023.05ms. Allocated memory is still 107.0MB. Free memory was 80.3MB in the beginning and 77.5MB in the end (delta: 2.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.71ms. Allocated memory is still 107.0MB. Free memory was 77.5MB in the beginning and 75.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.71ms. Allocated memory is still 107.0MB. Free memory was 75.4MB in the beginning and 73.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 710.31ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 55.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.00ms. Allocated memory is still 107.0MB. Free memory was 55.4MB in the beginning and 54.4MB in the end (delta: 992.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:44,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c586cea1-e324-4e3e-8039-81672ff70455/bin/ukojak-verify-0OAaufAVZV/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