./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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_dcb70542-4a75-4e1c-a910-30c3c60538f2/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:42,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:43,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:47:43,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:43,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:43,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:43,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:43,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:43,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:43,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:43,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:43,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:43,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:47:43,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:43,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:47:43,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:43,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:43,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:43,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:43,105 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:43,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:43,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:47:43,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:43,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:43,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:43,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:43,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:43,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:43,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:43,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:43,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:43,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:43,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:43,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:43,115 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:43,116 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_dcb70542-4a75-4e1c-a910-30c3c60538f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2023-11-21 18:47:43,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:43,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:43,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:43,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:43,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:43,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-11-21 18:47:46,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:47,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:47,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-11-21 18:47:47,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/e0f387f27/03536c275e994f2493c10c783102b425/FLAGd418088a2 [2023-11-21 18:47:47,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/e0f387f27/03536c275e994f2493c10c783102b425 [2023-11-21 18:47:47,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:47,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:47,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:47,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:47,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:47,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227e4569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47, skipping insertion in model container [2023-11-21 18:47:47,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:47,390 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:47,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:47,688 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:47,708 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:47,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:47,778 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:47,778 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:47,779 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:47,787 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:47,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47 WrapperNode [2023-11-21 18:47:47,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:47,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:47,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:47,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:47,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,870 INFO L138 Inliner]: procedures = 171, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2023-11-21 18:47:47,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:47,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:47,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:47,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:47,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:47,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:47,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:47,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:47,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:47" (1/1) ... [2023-11-21 18:47:47,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:47,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:47,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:48,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:47:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:47:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:47:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:47:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:47:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:47:48,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:47:48,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:48,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:48,044 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 18:47:48,214 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:48,219 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:48,450 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:48,644 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:48,649 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:47:48,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:48 BoogieIcfgContainer [2023-11-21 18:47:48,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:48,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:48,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:48,665 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:48,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,667 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 18:47:48,673 INFO L158 Benchmark]: Toolchain (without parser) took 1545.04ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 130.2MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:48,673 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:48,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.75ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 108.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:48,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.85ms. Allocated memory is still 174.1MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:48,677 INFO L158 Benchmark]: Boogie Preprocessor took 72.56ms. Allocated memory is still 174.1MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:48,679 INFO L158 Benchmark]: RCFGBuilder took 707.78ms. Allocated memory is still 174.1MB. Free memory was 104.6MB in the beginning and 131.2MB in the end (delta: -26.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:48,681 INFO L158 Benchmark]: CodeCheck took 17.08ms. Allocated memory is still 174.1MB. Free memory was 131.2MB in the beginning and 130.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:48,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.75ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 108.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.85ms. Allocated memory is still 174.1MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.56ms. Allocated memory is still 174.1MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 707.78ms. Allocated memory is still 174.1MB. Free memory was 104.6MB in the beginning and 131.2MB in the end (delta: -26.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 17.08ms. Allocated memory is still 174.1MB. Free memory was 131.2MB in the beginning and 130.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:47:48,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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_dcb70542-4a75-4e1c-a910-30c3c60538f2/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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:51,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:51,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:47:51,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:51,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:51,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:51,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:51,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:51,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:51,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:51,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:47:51,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:47:51,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:51,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:51,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:51,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:51,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:47:51,592 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:47:51,593 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:51,594 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:47:51,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:51,595 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:47:51,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:51,596 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:51,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:51,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:51,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:51,599 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:51,599 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:47:51,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:51,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:51,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:51,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:51,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:51,602 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:47:51,603 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:51,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:51,603 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:47:51,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:47:51,604 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_dcb70542-4a75-4e1c-a910-30c3c60538f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2023-11-21 18:47:52,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:52,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:52,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:52,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:52,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:52,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-11-21 18:47:55,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:55,774 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:55,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2023-11-21 18:47:55,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/e5813cb12/1a2e8f87fd0241f8a416c97a9867bd5f/FLAG4ac1e2bf2 [2023-11-21 18:47:55,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/data/e5813cb12/1a2e8f87fd0241f8a416c97a9867bd5f [2023-11-21 18:47:55,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:55,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:55,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:55,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:55,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:55,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:55" (1/1) ... [2023-11-21 18:47:55,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61dbb859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:55, skipping insertion in model container [2023-11-21 18:47:55,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:55" (1/1) ... [2023-11-21 18:47:55,940 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:56,161 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:56,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:56,351 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:56,386 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:56,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:56,465 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:56,465 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:56,465 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:56,474 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:56,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56 WrapperNode [2023-11-21 18:47:56,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:56,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:56,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:56,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:56,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,544 INFO L138 Inliner]: procedures = 175, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2023-11-21 18:47:56,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:56,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:56,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:56,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:56,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:56,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:56,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:56,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:56,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:56" (1/1) ... [2023-11-21 18:47:56,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:56,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:56,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:56,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:47:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:47:56,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:47:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:47:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:47:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:47:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:56,701 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 18:47:56,857 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:56,860 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:57,133 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:57,291 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:57,291 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:47:57,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:57 BoogieIcfgContainer [2023-11-21 18:47:57,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:57,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:57,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:57,306 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:57,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:57" (1/1) ... [2023-11-21 18:47:57,307 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 18:47:57,312 INFO L158 Benchmark]: Toolchain (without parser) took 1467.38ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 55.9MB in the end (delta: 2.4MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2023-11-21 18:47:57,313 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:57,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.77ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 55.9MB in the end (delta: 2.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:57,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.98ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 53.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:57,315 INFO L158 Benchmark]: Boogie Preprocessor took 54.65ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:57,317 INFO L158 Benchmark]: RCFGBuilder took 677.12ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 56.6MB in the end (delta: -4.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:57,318 INFO L158 Benchmark]: CodeCheck took 15.50ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 55.9MB in the end (delta: 695.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:57,326 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 0.27ms. Allocated memory is still 58.7MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.77ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 55.9MB in the end (delta: 2.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.98ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 53.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.65ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 677.12ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 56.6MB in the end (delta: -4.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * CodeCheck took 15.50ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 55.9MB in the end (delta: 695.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:47:57,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcb70542-4a75-4e1c-a910-30c3c60538f2/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