./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 2329fc70 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4 --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-2329fc7 [2022-12-15 02:55:36,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:55:36,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:55:36,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:55:36,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:55:36,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:55:36,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:55:36,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:55:36,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:55:36,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:55:36,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:55:36,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:55:36,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:55:36,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:55:36,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:55:36,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:55:36,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:55:36,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:55:36,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:55:36,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:55:36,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:55:36,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:55:36,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:55:36,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:55:36,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:55:36,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:55:36,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:55:36,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:55:36,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:55:36,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:55:36,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:55:36,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:55:36,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:55:36,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:55:36,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:55:36,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:55:36,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:55:36,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:55:36,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:55:36,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:55:36,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:55:36,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 02:55:36,672 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:55:36,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:55:36,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:55:36,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:55:36,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:55:36,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:55:36,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:55:36,675 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:55:36,675 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:55:36,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:55:36,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:55:36,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:55:36,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:55:36,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:55:36,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:55:36,676 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:55:36,676 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:55:36,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:55:36,677 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:55:36,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:55:36,677 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:55:36,677 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:55:36,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:55:36,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:36,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:55:36,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:55:36,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:55:36,678 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:55:36,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:55:36,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:55:36,679 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e [2022-12-15 02:55:36,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:55:36,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:55:36,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:55:36,892 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:55:36,892 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:55:36,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-12-15 02:55:39,505 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:55:39,626 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:55:39,626 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-12-15 02:55:39,632 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/9a8019bbf/8c3a8354698b4ceaa19d5aba7adeb8cc/FLAG2f4b259e9 [2022-12-15 02:55:39,644 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/9a8019bbf/8c3a8354698b4ceaa19d5aba7adeb8cc [2022-12-15 02:55:39,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:55:39,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:55:39,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:39,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:55:39,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:55:39,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e08d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39, skipping insertion in model container [2022-12-15 02:55:39,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:55:39,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:55:39,820 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-12-15 02:55:39,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:39,830 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:55:39,846 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-12-15 02:55:39,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:39,859 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:55:39,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39 WrapperNode [2022-12-15 02:55:39,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:39,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:39,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:55:39,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:55:39,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,885 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2022-12-15 02:55:39,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:39,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:55:39,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:55:39,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:55:39,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,905 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:55:39,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:55:39,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:55:39,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:55:39,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:39" (1/1) ... [2022-12-15 02:55:39,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:39,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:55:39,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:55:39,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:55:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:55:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:55:39,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:55:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:55:39,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:55:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 02:55:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 02:55:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:55:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:55:39,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:55:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:55:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:55:39,978 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:55:40,069 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:55:40,071 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:55:40,325 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:55:40,335 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:55:40,335 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 02:55:40,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:40 BoogieIcfgContainer [2022-12-15 02:55:40,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:55:40,338 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:55:40,339 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:55:40,348 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:55:40,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:40" (1/1) ... [2022-12-15 02:55:40,350 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) [2022-12-15 02:55:40,353 INFO L158 Benchmark]: Toolchain (without parser) took 704.43ms. Allocated memory is still 138.4MB. Free memory was 102.4MB in the beginning and 68.3MB in the end (delta: 34.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,354 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 138.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:40,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.05ms. Allocated memory is still 138.4MB. Free memory was 101.9MB in the beginning and 90.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.29ms. Allocated memory is still 138.4MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,355 INFO L158 Benchmark]: Boogie Preprocessor took 21.70ms. Allocated memory is still 138.4MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,356 INFO L158 Benchmark]: RCFGBuilder took 429.71ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 69.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,356 INFO L158 Benchmark]: CodeCheck took 13.44ms. Allocated memory is still 138.4MB. Free memory was 69.4MB in the beginning and 68.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:40,359 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 0.12ms. Allocated memory is still 138.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.05ms. Allocated memory is still 138.4MB. Free memory was 101.9MB in the beginning and 90.3MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.29ms. Allocated memory is still 138.4MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.70ms. Allocated memory is still 138.4MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.71ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 69.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.44ms. Allocated memory is still 138.4MB. Free memory was 69.4MB in the beginning and 68.3MB 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. [2022-12-15 02:55:40,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/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_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4 --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-2329fc7 [2022-12-15 02:55:41,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:55:41,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:55:41,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:55:41,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:55:41,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:55:41,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:55:41,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:55:41,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:55:41,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:55:41,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:55:41,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:55:41,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:55:41,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:55:41,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:55:41,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:55:41,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:55:41,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:55:41,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:55:41,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:55:41,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:55:41,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:55:41,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:55:41,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:55:41,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:55:41,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:55:41,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:55:41,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:55:41,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:55:41,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:55:41,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:55:41,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:55:41,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:55:41,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:55:41,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:55:41,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:55:41,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:55:41,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:55:41,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:55:41,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:55:41,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:55:41,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-15 02:55:41,975 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:55:41,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:55:41,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:55:41,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:55:41,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:55:41,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:55:41,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:55:41,978 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:55:41,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:55:41,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:55:41,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:55:41,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:55:41,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:55:41,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:55:41,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:55:41,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:55:41,980 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:55:41,980 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:55:41,980 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:55:41,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:55:41,981 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:55:41,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:55:41,981 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:55:41,981 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:55:41,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:55:41,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:41,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:55:41,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:55:41,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:55:41,982 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:55:41,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:55:41,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:55:41,983 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:55:41,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:55:41,983 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ca4c99e545bc332635ee8b9969d24118d6fd539f8535aa6ae4c72d296ec330e [2022-12-15 02:55:42,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:55:42,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:55:42,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:55:42,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:55:42,238 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:55:42,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-12-15 02:55:44,784 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:55:44,944 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:55:44,945 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2022-12-15 02:55:44,951 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/eb843b892/4a8baa2609114956949bf262a66d49ac/FLAG1258f3c15 [2022-12-15 02:55:44,961 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/data/eb843b892/4a8baa2609114956949bf262a66d49ac [2022-12-15 02:55:44,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:55:44,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:55:44,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:44,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:55:44,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:55:44,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:44" (1/1) ... [2022-12-15 02:55:44,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55663cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:44, skipping insertion in model container [2022-12-15 02:55:44,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:55:44" (1/1) ... [2022-12-15 02:55:44,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:55:44,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:55:45,147 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-12-15 02:55:45,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:45,166 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 02:55:45,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:55:45,188 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-12-15 02:55:45,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:45,197 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:55:45,217 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_a18527de-0fcd-43ba-8c8c-3c02193d8533/sv-benchmarks/c/weaver/chl-word-symm.wvr.c[2848,2861] [2022-12-15 02:55:45,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:55:45,231 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:55:45,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45 WrapperNode [2022-12-15 02:55:45,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:55:45,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:45,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:55:45,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:55:45,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,262 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-12-15 02:55:45,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:55:45,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:55:45,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:55:45,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:55:45,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,287 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:55:45,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:55:45,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:55:45,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:55:45,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:55:45,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:55:45,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:55:45,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:55:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:55:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:55:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:55:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 02:55:45,363 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 02:55:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:55:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 02:55:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 02:55:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 02:55:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 02:55:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:55:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:55:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:55:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:55:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:55:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:55:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:55:45,366 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:55:45,465 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:55:45,468 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:55:45,761 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:55:45,769 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:55:45,769 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 02:55:45,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:45 BoogieIcfgContainer [2022-12-15 02:55:45,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:55:45,772 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:55:45,772 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:55:45,782 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:55:45,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:55:45" (1/1) ... [2022-12-15 02:55:45,784 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) [2022-12-15 02:55:45,787 INFO L158 Benchmark]: Toolchain (without parser) took 822.08ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 44.6MB in the end (delta: 17.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-15 02:55:45,787 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:45,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.12ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 47.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:55:45,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.71ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:45,789 INFO L158 Benchmark]: Boogie Preprocessor took 27.22ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:55:45,789 INFO L158 Benchmark]: RCFGBuilder took 481.11ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 45.4MB in the end (delta: -1.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-12-15 02:55:45,790 INFO L158 Benchmark]: CodeCheck took 13.22ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.6MB in the end (delta: 849.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:55:45,792 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 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.12ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 47.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.71ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.22ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 481.11ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 45.4MB in the end (delta: -1.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * CodeCheck took 13.22ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 44.6MB in the end (delta: 849.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:55:45,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a18527de-0fcd-43ba-8c8c-3c02193d8533/bin/ukojak-rkRKPMF4O4/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