./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:41:04,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:41:04,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:41:04,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:41:04,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:41:04,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:41:04,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:41:04,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:41:04,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:41:04,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:41:04,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:41:04,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:41:04,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:41:04,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:41:04,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:41:04,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:41:04,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:41:04,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:41:04,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:41:04,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:41:04,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:41:04,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:41:04,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:41:04,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:41:04,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:41:04,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:41:04,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:41:04,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:41:04,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:41:04,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:41:04,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:41:04,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:41:04,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:41:04,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:41:04,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:41:04,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:41:04,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:41:04,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:41:04,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:41:04,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:41:04,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:41:04,531 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:41:04,571 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:41:04,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:41:04,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:41:04,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:41:04,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:41:04,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:41:04,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:41:04,574 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:41:04,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:41:04,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:41:04,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:41:04,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:41:04,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:41:04,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:41:04,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:41:04,576 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:41:04,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:41:04,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:41:04,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:41:04,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:41:04,577 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:41:04,577 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:41:04,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:41:04,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:04,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:41:04,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:41:04,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:41:04,579 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:41:04,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:41:04,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:41:04,580 INFO L138 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_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 [2022-11-21 22:41:04,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:41:04,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:41:04,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:41:04,917 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:41:04,918 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:41:04,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-11-21 22:41:08,039 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:41:08,375 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:41:08,375 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-11-21 22:41:08,391 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/90bd063c1/efa9de5335a246ec86617dbbfd25fa80/FLAGcfa330be6 [2022-11-21 22:41:08,405 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/90bd063c1/efa9de5335a246ec86617dbbfd25fa80 [2022-11-21 22:41:08,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:41:08,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:41:08,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:08,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:41:08,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:41:08,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:08,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b62211f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08, skipping insertion in model container [2022-11-21 22:41:08,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:08,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:41:08,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:41:08,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-11-21 22:41:08,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:08,861 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:41:08,920 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-11-21 22:41:08,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:08,973 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:41:08,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08 WrapperNode [2022-11-21 22:41:08,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:08,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:08,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:41:08,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:41:08,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,038 INFO L138 Inliner]: procedures = 171, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2022-11-21 22:41:09,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:09,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:41:09,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:41:09,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:41:09,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,074 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:41:09,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:41:09,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:41:09,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:41:09,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:08" (1/1) ... [2022-11-21 22:41:09,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:09,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:41:09,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:41:09,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:41:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:41:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:41:09,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:41:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:41:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:41:09,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:41:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:41:09,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:41:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:41:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:41:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:41:09,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:41:09,174 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:41:09,315 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:41:09,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:41:09,604 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:41:09,945 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:41:09,945 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:41:09,946 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L692 is neither atomic block end nor a sink node. [2022-11-21 22:41:09,947 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 22:41:09,952 INFO L158 Benchmark]: Toolchain (without parser) took 1541.25ms. Allocated memory is still 199.2MB. Free memory was 167.5MB in the beginning and 113.2MB in the end (delta: 54.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-21 22:41:09,952 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:41:09,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.48ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 147.6MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:41:09,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.17ms. Allocated memory is still 199.2MB. Free memory was 147.6MB in the beginning and 145.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:09,954 INFO L158 Benchmark]: Boogie Preprocessor took 46.53ms. Allocated memory is still 199.2MB. Free memory was 145.5MB in the beginning and 143.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:09,955 INFO L158 Benchmark]: RCFGBuilder took 863.40ms. Allocated memory is still 199.2MB. Free memory was 143.4MB in the beginning and 113.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:41:09,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.48ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 147.6MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.17ms. Allocated memory is still 199.2MB. Free memory was 147.6MB in the beginning and 145.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.53ms. Allocated memory is still 199.2MB. Free memory was 145.5MB in the beginning and 143.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 863.40ms. Allocated memory is still 199.2MB. Free memory was 143.4MB in the beginning and 113.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:41:09,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:41:12,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:41:12,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:41:12,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:41:12,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:41:12,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:41:12,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:41:12,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:41:12,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:41:12,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:41:12,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:41:12,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:41:12,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:41:12,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:41:12,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:41:12,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:41:12,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:41:12,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:41:12,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:41:12,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:41:12,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:41:12,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:41:12,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:41:12,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:41:12,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:41:12,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:41:12,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:41:12,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:41:12,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:41:12,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:41:12,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:41:12,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:41:12,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:41:12,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:41:12,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:41:12,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:41:12,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:41:12,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:41:12,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:41:12,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:41:12,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:41:12,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:41:12,670 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:41:12,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:41:12,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:41:12,673 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:41:12,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:41:12,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:41:12,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:41:12,674 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:41:12,674 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:41:12,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:41:12,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:41:12,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:41:12,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:41:12,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:41:12,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:41:12,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:41:12,676 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:41:12,677 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:41:12,677 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:41:12,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:41:12,677 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:41:12,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:41:12,677 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:41:12,678 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:41:12,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:41:12,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:12,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:41:12,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:41:12,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:41:12,679 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:41:12,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:41:12,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:41:12,680 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:41:12,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:41:12,680 INFO L138 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_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 963498115a8eca6e92c68ab7fa8168826446f05b9b398350c3ee0745adf1bb45 [2022-11-21 22:41:13,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:41:13,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:41:13,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:41:13,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:41:13,064 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:41:13,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-11-21 22:41:16,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:41:16,499 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:41:16,500 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2022-11-21 22:41:16,533 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/ab6714bec/8e7a4e40416f4d3b8ca07c90746ce6c4/FLAG835149184 [2022-11-21 22:41:16,552 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/data/ab6714bec/8e7a4e40416f4d3b8ca07c90746ce6c4 [2022-11-21 22:41:16,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:41:16,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:41:16,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:16,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:41:16,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:41:16,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:16" (1/1) ... [2022-11-21 22:41:16,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59007ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:16, skipping insertion in model container [2022-11-21 22:41:16,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:16" (1/1) ... [2022-11-21 22:41:16,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:41:16,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:41:17,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-11-21 22:41:17,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:17,097 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:41:17,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2022-11-21 22:41:17,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:17,254 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:41:17,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17 WrapperNode [2022-11-21 22:41:17,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:17,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:17,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:41:17,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:41:17,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,358 INFO L138 Inliner]: procedures = 175, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2022-11-21 22:41:17,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:17,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:41:17,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:41:17,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:41:17,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,401 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:41:17,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:41:17,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:41:17,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:41:17,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:17" (1/1) ... [2022-11-21 22:41:17,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:17,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:41:17,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:41:17,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:41:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:41:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:41:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:41:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:41:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:41:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:41:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:41:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:41:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:41:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:41:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:41:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:41:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:41:17,518 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:41:17,710 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:41:17,712 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:41:17,910 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:41:18,292 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:41:18,292 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:41:18,293 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L692 is neither atomic block end nor a sink node. [2022-11-21 22:41:18,294 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 22:41:18,298 INFO L158 Benchmark]: Toolchain (without parser) took 1740.82ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 51.7MB in the beginning and 71.5MB in the end (delta: -19.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-21 22:41:18,298 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:41:18,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.47ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 52.6MB in the end (delta: -1.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-21 22:41:18,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.54ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 50.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:41:18,300 INFO L158 Benchmark]: Boogie Preprocessor took 59.48ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 48.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:18,301 INFO L158 Benchmark]: RCFGBuilder took 876.15ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 48.3MB in the beginning and 71.5MB in the end (delta: -23.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-21 22:41:18,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.47ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 52.6MB in the end (delta: -1.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.54ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 50.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.48ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 48.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.15ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 48.3MB in the beginning and 71.5MB in the end (delta: -23.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:41:18,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c75c799-4af4-4e39-96f3-76cb4bad846d/bin/ukojak-jW3SillKbg/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?