./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33726888f4084a4eef0b3c291c9d0f3df5c2ad2aa8559b997fd648ce422ca927 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:00,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:01,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:54:01,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:01,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:01,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:01,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:01,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:01,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:01,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:01,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:01,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:01,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:01,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:01,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:01,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:01,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:01,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:01,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:01,089 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:01,090 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:01,091 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:01,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:01,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:01,094 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:01,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:01,095 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:01,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:01,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:01,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:01,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:01,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:01,099 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:01,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:01,101 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:01,101 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_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33726888f4084a4eef0b3c291c9d0f3df5c2ad2aa8559b997fd648ce422ca927 [2023-11-21 18:54:01,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:01,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:01,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:01,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:01,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:01,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i [2023-11-21 18:54:04,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:05,285 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:05,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i [2023-11-21 18:54:05,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/66e5b0832/ba3d1d45395e4bd2aa143609e28845b7/FLAG18f51594e [2023-11-21 18:54:05,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/66e5b0832/ba3d1d45395e4bd2aa143609e28845b7 [2023-11-21 18:54:05,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:05,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:05,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:05,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:05,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:05,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:05" (1/1) ... [2023-11-21 18:54:05,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174c78aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:05, skipping insertion in model container [2023-11-21 18:54:05,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:05" (1/1) ... [2023-11-21 18:54:05,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:06,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:06,066 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:06,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:06,231 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:06,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06 WrapperNode [2023-11-21 18:54:06,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:06,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:06,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:06,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:06,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,353 INFO L138 Inliner]: procedures = 165, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 87 [2023-11-21 18:54:06,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:06,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:06,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:06,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:06,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:06,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:06,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:06,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:06,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:06,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:06,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:06,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:54:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:54:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:54:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:54:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:54:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:54:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:06,518 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:06,705 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:06,708 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:06,937 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:06,966 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:06,966 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:54:06,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:06 BoogieIcfgContainer [2023-11-21 18:54:06,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:06,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:06,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:06,984 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:06,985 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:06" (1/1) ... [2023-11-21 18:54:06,986 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:54:06,992 INFO L158 Benchmark]: Toolchain (without parser) took 1642.55ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 71.0MB in the beginning and 105.1MB in the end (delta: -34.0MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-21 18:54:06,993 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 113.2MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:06,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.05ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 51.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:54:06,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.24ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 51.1MB in the beginning and 122.8MB in the end (delta: -71.7MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:06,996 INFO L158 Benchmark]: Boogie Preprocessor took 55.39ms. Allocated memory is still 151.0MB. Free memory was 122.8MB in the beginning and 121.8MB in the end (delta: 954.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:06,997 INFO L158 Benchmark]: RCFGBuilder took 558.03ms. Allocated memory is still 151.0MB. Free memory was 121.8MB in the beginning and 107.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:54:06,998 INFO L158 Benchmark]: CodeCheck took 19.91ms. Allocated memory is still 151.0MB. Free memory was 106.0MB in the beginning and 105.1MB in the end (delta: 958.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:07,003 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 0.40ms. Allocated memory is still 113.2MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.05ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 51.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.24ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 51.1MB in the beginning and 122.8MB in the end (delta: -71.7MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.39ms. Allocated memory is still 151.0MB. Free memory was 122.8MB in the beginning and 121.8MB in the end (delta: 954.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.03ms. Allocated memory is still 151.0MB. Free memory was 121.8MB in the beginning and 107.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.91ms. Allocated memory is still 151.0MB. Free memory was 106.0MB in the beginning and 105.1MB in the end (delta: 958.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:07,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33726888f4084a4eef0b3c291c9d0f3df5c2ad2aa8559b997fd648ce422ca927 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:10,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:10,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:54:10,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:10,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:10,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:10,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:10,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:10,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:10,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:10,625 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:10,626 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:10,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:10,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:10,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:10,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:10,631 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:54:10,631 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:54:10,632 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:10,633 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:54:10,634 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:10,635 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:10,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:10,636 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:10,637 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:10,637 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:10,638 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:10,638 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:10,639 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:10,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:10,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:10,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:10,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:10,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:10,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:54:10,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:10,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:10,644 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:54:10,644 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:10,646 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_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33726888f4084a4eef0b3c291c9d0f3df5c2ad2aa8559b997fd648ce422ca927 [2023-11-21 18:54:11,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:11,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:11,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:11,295 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:11,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:11,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i [2023-11-21 18:54:14,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:15,451 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:15,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt-pthread.i [2023-11-21 18:54:15,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/dfb830f05/cc71c6e98e0b4c32ae1380723403b289/FLAG6b25e4910 [2023-11-21 18:54:15,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/data/dfb830f05/cc71c6e98e0b4c32ae1380723403b289 [2023-11-21 18:54:15,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:15,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:15,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:15,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:15,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:15,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:15" (1/1) ... [2023-11-21 18:54:15,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ebdc6ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:15, skipping insertion in model container [2023-11-21 18:54:15,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:15" (1/1) ... [2023-11-21 18:54:15,626 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:16,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:16,298 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:16,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:16,510 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:16,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16 WrapperNode [2023-11-21 18:54:16,513 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:16,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:16,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:16,515 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:16,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,616 INFO L138 Inliner]: procedures = 169, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 87 [2023-11-21 18:54:16,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:16,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:16,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:16,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:16,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:16,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:16,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:16,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:16,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:16,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:16,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:16,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:54:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:54:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:54:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:54:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:54:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:54:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:54:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:54:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:16,837 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:17,025 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:17,028 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:17,332 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:17,392 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:17,393 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:54:17,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:17 BoogieIcfgContainer [2023-11-21 18:54:17,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:17,397 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:17,397 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:17,411 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:17,412 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:17" (1/1) ... [2023-11-21 18:54:17,413 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:54:17,419 INFO L158 Benchmark]: Toolchain (without parser) took 1894.45ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 62.6MB in the end (delta: 19.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:17,419 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:17,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.73ms. Allocated memory is still 107.0MB. Free memory was 81.5MB in the beginning and 84.1MB in the end (delta: -2.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-21 18:54:17,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.25ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:17,423 INFO L158 Benchmark]: Boogie Preprocessor took 86.42ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 79.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:17,425 INFO L158 Benchmark]: RCFGBuilder took 691.22ms. Allocated memory is still 107.0MB. Free memory was 79.9MB in the beginning and 63.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:54:17,427 INFO L158 Benchmark]: CodeCheck took 19.69ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 62.6MB in the end (delta: 887.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:17,442 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 0.40ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.73ms. Allocated memory is still 107.0MB. Free memory was 81.5MB in the beginning and 84.1MB in the end (delta: -2.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.25ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.42ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 79.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.22ms. Allocated memory is still 107.0MB. Free memory was 79.9MB in the beginning and 63.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 19.69ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 62.6MB in the end (delta: 887.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:17,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdbbf095-885a-4498-89a2-3779c76c672d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported