./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ --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 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 --- 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-6b4ec56 [2022-11-20 16:44:06,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:44:06,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:44:06,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:44:06,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:44:06,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:44:06,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:44:06,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:44:06,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:44:06,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:44:06,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:44:06,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:44:06,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:44:06,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:44:06,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:44:06,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:44:06,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:44:06,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:44:06,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:44:06,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:44:06,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:44:06,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:44:06,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:44:06,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:44:06,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:44:06,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:44:06,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:44:06,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:44:06,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:44:06,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:44:06,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:44:06,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:44:06,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:44:06,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:44:06,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:44:06,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:44:06,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:44:06,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:44:06,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:44:06,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:44:06,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:44:06,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:44:06,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:44:06,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:44:06,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:44:06,710 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:44:06,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:44:06,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:44:06,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:44:06,711 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:44:06,711 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:44:06,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:44:06,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:44:06,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:44:06,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:44:06,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:44:06,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:44:06,713 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:44:06,713 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:44:06,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:44:06,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:44:06,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:44:06,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:44:06,715 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:44:06,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:44:06,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:06,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:44:06,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:44:06,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:44:06,716 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:44:06,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:44:06,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:44:06,717 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_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 [2022-11-20 16:44:06,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:44:06,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:44:06,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:44:06,993 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:44:06,993 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:44:06,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-11-20 16:44:10,104 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:44:10,414 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:44:10,414 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-11-20 16:44:10,430 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/70db1469f/d8f3c88e9c5f41c19c4cb5a260c1d82d/FLAG91de5b942 [2022-11-20 16:44:10,445 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/70db1469f/d8f3c88e9c5f41c19c4cb5a260c1d82d [2022-11-20 16:44:10,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:44:10,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:44:10,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:10,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:44:10,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:44:10,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:10,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51df9b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10, skipping insertion in model container [2022-11-20 16:44:10,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:10,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:44:10,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:44:10,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:10,855 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:44:10,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:10,971 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:44:10,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10 WrapperNode [2022-11-20 16:44:10,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:10,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:10,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:44:10,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:44:10,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,026 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-11-20 16:44:11,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:11,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:44:11,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:44:11,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:44:11,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:44:11,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:44:11,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:44:11,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:44:11,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:10" (1/1) ... [2022-11-20 16:44:11,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:11,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:44:11,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:44:11,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:44:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:44:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:44:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:44:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:44:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 16:44:11,167 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 16:44:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:44:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:44:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:44:11,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:44:11,169 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:44:11,306 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:44:11,309 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:44:11,435 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:44:11,442 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:44:11,443 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:44:11,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:44:11 BoogieIcfgContainer [2022-11-20 16:44:11,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:44:11,446 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:44:11,446 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:44:11,458 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:44:11,458 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:44:11" (1/1) ... [2022-11-20 16:44:11,459 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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: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) [2022-11-20 16:44:11,464 INFO L158 Benchmark]: Toolchain (without parser) took 1009.24ms. Allocated memory is still 159.4MB. Free memory was 126.4MB in the beginning and 91.9MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:11,464 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 159.4MB. Free memory was 106.1MB in the beginning and 106.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:11,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.84ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 107.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:44:11,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.71ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 105.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:11,466 INFO L158 Benchmark]: Boogie Preprocessor took 48.77ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 104.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:11,467 INFO L158 Benchmark]: RCFGBuilder took 368.62ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 92.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:44:11,468 INFO L158 Benchmark]: CodeCheck took 15.58ms. Allocated memory is still 159.4MB. Free memory was 92.8MB in the beginning and 91.9MB in the end (delta: 947.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:11,471 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 159.4MB. Free memory was 106.1MB in the beginning and 106.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.84ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 107.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.71ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 105.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.77ms. Allocated memory is still 159.4MB. Free memory was 105.9MB in the beginning and 104.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 368.62ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 92.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15.58ms. Allocated memory is still 159.4MB. Free memory was 92.8MB in the beginning and 91.9MB in the end (delta: 947.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:44:11,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/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_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ --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 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 --- 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-6b4ec56 [2022-11-20 16:44:14,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:44:14,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:44:14,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:44:14,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:44:14,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:44:14,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:44:14,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:44:14,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:44:14,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:44:14,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:44:14,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:44:14,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:44:14,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:44:14,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:44:14,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:44:14,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:44:14,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:44:14,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:44:14,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:44:14,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:44:14,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:44:14,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:44:14,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:44:14,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:44:14,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:44:14,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:44:14,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:44:14,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:44:14,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:44:14,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:44:14,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:44:14,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:44:14,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:44:14,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:44:14,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:44:14,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:44:14,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:44:14,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:44:14,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:44:14,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:44:14,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:44:14,235 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:44:14,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:44:14,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:44:14,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:44:14,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:44:14,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:44:14,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:44:14,238 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:44:14,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:44:14,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:44:14,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:44:14,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:44:14,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:44:14,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:44:14,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:44:14,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:44:14,241 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:44:14,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:44:14,242 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:44:14,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:44:14,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:44:14,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:44:14,243 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:44:14,243 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:44:14,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:44:14,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:14,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:44:14,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:44:14,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:44:14,245 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:44:14,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:44:14,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:44:14,246 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:44:14,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:44:14,247 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_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 [2022-11-20 16:44:14,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:44:14,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:44:14,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:44:14,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:44:14,707 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:44:14,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-11-20 16:44:17,859 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:44:18,113 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:44:18,119 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-11-20 16:44:18,138 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/570e38f90/e513ef222a5540488dc23e67a5c28bd1/FLAG8c30cfdbf [2022-11-20 16:44:18,159 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/data/570e38f90/e513ef222a5540488dc23e67a5c28bd1 [2022-11-20 16:44:18,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:44:18,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:44:18,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:18,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:44:18,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:44:18,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eb33ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18, skipping insertion in model container [2022-11-20 16:44:18,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:44:18,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:44:18,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:18,623 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:44:18,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:44:18,726 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:44:18,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18 WrapperNode [2022-11-20 16:44:18,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:44:18,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:18,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:44:18,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:44:18,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,794 INFO L138 Inliner]: procedures = 163, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2022-11-20 16:44:18,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:44:18,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:44:18,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:44:18,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:44:18,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,820 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:44:18,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:44:18,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:44:18,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:44:18,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:18" (1/1) ... [2022-11-20 16:44:18,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:44:18,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:44:18,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:44:18,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:44:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:44:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:44:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:44:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 16:44:18,940 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 16:44:18,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:44:18,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:44:18,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:44:18,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:44:18,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:44:18,942 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:44:19,176 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:44:19,178 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:44:19,364 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:44:19,372 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:44:19,372 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:44:19,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:44:19 BoogieIcfgContainer [2022-11-20 16:44:19,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:44:19,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:44:19,376 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:44:19,387 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:44:19,387 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:44:19" (1/1) ... [2022-11-20 16:44:19,388 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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: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) [2022-11-20 16:44:19,394 INFO L158 Benchmark]: Toolchain (without parser) took 1223.88ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 28.2MB in the beginning and 52.0MB in the end (delta: -23.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:19,394 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:19,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.97ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 27.9MB in the beginning and 47.1MB in the end (delta: -19.2MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-11-20 16:44:19,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.72ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:19,397 INFO L158 Benchmark]: Boogie Preprocessor took 37.33ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:44:19,397 INFO L158 Benchmark]: RCFGBuilder took 541.34ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 53.0MB in the end (delta: -9.6MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-11-20 16:44:19,398 INFO L158 Benchmark]: CodeCheck took 16.25ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 973.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:44:19,401 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.97ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 27.9MB in the beginning and 47.1MB in the end (delta: -19.2MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.72ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.33ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 541.34ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 53.0MB in the end (delta: -9.6MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * CodeCheck took 16.25ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 973.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:44:19,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_550fae63-f3d9-43fe-b70a-34190524ee64/bin/ukojak-pZX7IvK2PQ/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