./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e --- 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 16:56:02,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:56:02,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:56:02,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:56:02,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:56:02,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:56:02,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:56:02,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:56:02,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:56:02,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:56:02,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:56:02,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:56:02,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:56:02,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:56:02,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:56:02,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:56:02,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:56:02,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:56:02,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:56:02,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:56:02,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:56:02,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:56:02,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:56:02,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:56:02,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:56:02,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:56:02,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:56:02,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:56:02,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:56:02,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:56:02,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:56:02,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:56:02,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:56:02,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:56:02,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:56:02,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:56:02,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:56:02,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:56:02,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:56:02,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:56:02,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:56:02,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:56:02,445 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:56:02,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:56:02,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:56:02,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:56:02,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:56:02,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:56:02,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:56:02,448 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:56:02,449 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:56:02,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:56:02,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:56:02,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:56:02,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:56:02,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:56:02,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:56:02,451 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:56:02,451 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:56:02,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:56:02,452 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:56:02,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:56:02,452 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:56:02,452 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:56:02,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:56:02,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:02,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:56:02,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:56:02,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:56:02,453 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:56:02,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:56:02,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:56:02,455 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e [2022-11-20 16:56:02,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:56:02,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:56:02,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:56:02,769 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:56:02,769 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:56:02,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-11-20 16:56:05,852 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:56:06,040 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:56:06,041 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-11-20 16:56:06,049 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/6e92ece6c/de902526bcc7473c9025c956068f59f6/FLAG7b3b932f6 [2022-11-20 16:56:06,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/6e92ece6c/de902526bcc7473c9025c956068f59f6 [2022-11-20 16:56:06,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:56:06,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:56:06,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:06,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:56:06,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:56:06,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e87d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06, skipping insertion in model container [2022-11-20 16:56:06,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:56:06,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:56:06,276 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-11-20 16:56:06,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:06,293 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:56:06,320 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-11-20 16:56:06,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:06,339 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:56:06,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06 WrapperNode [2022-11-20 16:56:06,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:06,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:06,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:56:06,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:56:06,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,379 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2022-11-20 16:56:06,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:06,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:56:06,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:56:06,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:56:06,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,412 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:56:06,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:56:06,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:56:06,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:56:06,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:06" (1/1) ... [2022-11-20 16:56:06,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:06,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:56:06,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:56:06,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:56:06,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:56:06,498 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:56:06,498 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:56:06,499 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:56:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:56:06,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:56:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:56:06,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:56:06,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:56:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:56:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:56:06,500 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:56:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:56:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:56:06,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:56:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:56:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:56:06,503 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 16:56:06,663 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:56:06,665 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:56:07,217 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:56:07,227 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:56:07,227 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 16:56:07,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:56:07 BoogieIcfgContainer [2022-11-20 16:56:07,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:56:07,230 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:56:07,230 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:56:07,245 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:56:07,246 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:56:07" (1/1) ... [2022-11-20 16:56:07,246 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 16:56:07,258 INFO L158 Benchmark]: Toolchain (without parser) took 1188.01ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 89.8MB in the beginning and 133.2MB in the end (delta: -43.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:07,258 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:07,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.51ms. Allocated memory is still 134.2MB. Free memory was 89.4MB in the beginning and 77.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:56:07,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.13ms. Allocated memory is still 134.2MB. Free memory was 77.9MB in the beginning and 76.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:56:07,262 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 134.2MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:07,263 INFO L158 Benchmark]: RCFGBuilder took 809.84ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 74.6MB in the beginning and 134.2MB in the end (delta: -59.7MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-11-20 16:56:07,263 INFO L158 Benchmark]: CodeCheck took 25.62ms. Allocated memory is still 163.6MB. Free memory was 134.2MB in the beginning and 133.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:56:07,273 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 0.31ms. Allocated memory is still 134.2MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.51ms. Allocated memory is still 134.2MB. Free memory was 89.4MB in the beginning and 77.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.13ms. Allocated memory is still 134.2MB. Free memory was 77.9MB in the beginning and 76.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.36ms. Allocated memory is still 134.2MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 809.84ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 74.6MB in the beginning and 134.2MB in the end (delta: -59.7MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * CodeCheck took 25.62ms. Allocated memory is still 163.6MB. Free memory was 134.2MB in the beginning and 133.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:56:07,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e --- 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 16:56:09,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:56:09,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:56:09,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:56:09,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:56:09,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:56:09,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:56:09,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:56:09,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:56:09,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:56:09,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:56:09,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:56:09,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:56:09,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:56:09,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:56:09,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:56:09,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:56:09,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:56:09,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:56:09,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:56:09,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:56:09,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:56:09,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:56:09,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:56:09,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:56:09,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:56:09,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:56:09,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:56:09,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:56:09,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:56:09,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:56:09,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:56:09,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:56:09,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:56:09,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:56:09,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:56:09,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:56:09,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:56:09,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:56:09,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:56:09,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:56:09,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:56:09,995 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:56:09,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:56:09,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:56:09,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:56:09,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:56:09,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:56:09,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:56:09,999 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:56:10,000 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:56:10,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:56:10,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:56:10,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:56:10,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:56:10,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:56:10,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:56:10,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:56:10,003 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:56:10,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:56:10,004 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:56:10,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:56:10,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:56:10,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:56:10,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:56:10,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:56:10,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:56:10,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:10,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:56:10,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:56:10,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:56:10,006 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:56:10,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:56:10,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:56:10,007 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:56:10,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:56:10,007 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e [2022-11-20 16:56:10,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:56:10,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:56:10,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:56:10,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:56:10,462 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:56:10,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-11-20 16:56:13,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:56:13,835 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:56:13,836 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-11-20 16:56:13,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/1c45d217f/53e23b55145a4d2da5db7b2299c545da/FLAGd60b4b334 [2022-11-20 16:56:13,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/data/1c45d217f/53e23b55145a4d2da5db7b2299c545da [2022-11-20 16:56:13,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:56:13,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:56:13,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:13,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:56:13,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:56:13,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:13" (1/1) ... [2022-11-20 16:56:13,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371d14de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:13, skipping insertion in model container [2022-11-20 16:56:13,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:56:13" (1/1) ... [2022-11-20 16:56:13,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:56:13,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:56:14,176 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-11-20 16:56:14,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:14,214 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 16:56:14,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:56:14,259 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-11-20 16:56:14,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:14,278 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:56:14,325 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_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-11-20 16:56:14,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:56:14,347 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:56:14,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14 WrapperNode [2022-11-20 16:56:14,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:56:14,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:14,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:56:14,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:56:14,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,400 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-11-20 16:56:14,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:56:14,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:56:14,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:56:14,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:56:14,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,473 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:56:14,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:56:14,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:56:14,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:56:14,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:56:14" (1/1) ... [2022-11-20 16:56:14,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:56:14,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:56:14,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:56:14,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:56:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:56:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:56:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:56:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:56:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:56:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:56:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:56:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:56:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:56:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:56:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:56:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:56:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:56:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:56:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:56:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:56:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:56:14,602 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 16:56:14,714 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:56:14,716 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:56:15,225 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:56:15,255 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:56:15,255 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 16:56:15,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:56:15 BoogieIcfgContainer [2022-11-20 16:56:15,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:56:15,259 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:56:15,259 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:56:15,269 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:56:15,270 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:56:15" (1/1) ... [2022-11-20 16:56:15,271 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 16:56:15,275 INFO L158 Benchmark]: Toolchain (without parser) took 1403.38ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 53.4MB in the beginning and 69.4MB in the end (delta: -16.0MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-11-20 16:56:15,275 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:15,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.54ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 39.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:56:15,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.55ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:56:15,278 INFO L158 Benchmark]: Boogie Preprocessor took 86.82ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 55.5MB in the end (delta: -18.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-20 16:56:15,278 INFO L158 Benchmark]: RCFGBuilder took 766.34ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 55.5MB in the beginning and 70.2MB in the end (delta: -14.7MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-11-20 16:56:15,279 INFO L158 Benchmark]: CodeCheck took 14.01ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 842.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:56:15,288 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 0.23ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.54ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 39.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.55ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.82ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 55.5MB in the end (delta: -18.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * RCFGBuilder took 766.34ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 55.5MB in the beginning and 70.2MB in the end (delta: -14.7MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * CodeCheck took 14.01ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 842.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:56:15,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbaea30a-a9d9-4993-9e14-fec5cb9c043d/bin/ukojak-pZX7IvK2PQ/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: Concurrent programs are currently unsupported