./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- 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 17:47:31,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:31,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:31,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:31,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:31,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:31,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:31,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:31,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:31,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:31,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:31,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:31,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:31,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:31,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:31,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:31,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:31,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:31,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:31,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:31,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:31,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:31,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:31,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:31,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:31,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:31,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:31,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:31,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:31,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:31,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:31,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:31,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:31,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:31,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:31,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:31,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:31,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:31,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:31,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:31,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:31,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:47:31,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:31,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:31,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:31,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:31,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:31,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:31,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:31,993 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:47:31,994 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:31,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:47:31,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:47:31,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:31,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:31,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:31,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:31,996 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:31,996 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:47:31,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:31,997 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:31,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:31,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:31,998 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:31,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:31,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:31,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:31,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:31,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:31,999 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:47:32,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:47:32,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:32,001 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2022-11-20 17:47:32,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:32,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:32,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:32,292 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:32,292 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:32,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2022-11-20 17:47:35,272 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:35,515 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:35,516 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2022-11-20 17:47:35,523 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/30cd6f64d/6619b3117d474020b1cf818296cad335/FLAGb0605ed87 [2022-11-20 17:47:35,537 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/30cd6f64d/6619b3117d474020b1cf818296cad335 [2022-11-20 17:47:35,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:35,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:35,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:35,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:35,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:35,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7b05aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35, skipping insertion in model container [2022-11-20 17:47:35,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:35,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:35,727 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2022-11-20 17:47:35,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:35,740 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:35,759 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2022-11-20 17:47:35,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:35,776 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:35,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35 WrapperNode [2022-11-20 17:47:35,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:35,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:35,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:35,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:35,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,810 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2022-11-20 17:47:35,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:35,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:35,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:35,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:35,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:35,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:35,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:35,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:35,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:35" (1/1) ... [2022-11-20 17:47:35,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:35,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:35,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:35,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:35,908 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 17:47:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 17:47:35,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:47:35,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:47:35,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:47:35,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:47:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:47:35,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:47:35,909 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:47:35,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:47:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:47:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:47:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:35,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:47:35,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:47:35,912 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 17:47:36,006 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:36,008 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:36,257 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:36,275 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:36,277 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:47:36,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:36 BoogieIcfgContainer [2022-11-20 17:47:36,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:36,281 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:36,281 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:36,300 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:36,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:36" (1/1) ... [2022-11-20 17:47:36,315 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 17:47:36,319 INFO L158 Benchmark]: Toolchain (without parser) took 777.69ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 93.5MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:47:36,320 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 155.2MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:36,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.41ms. Allocated memory is still 155.2MB. Free memory was 123.8MB in the beginning and 113.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:47:36,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.03ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 111.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:36,322 INFO L158 Benchmark]: Boogie Preprocessor took 24.06ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:36,323 INFO L158 Benchmark]: RCFGBuilder took 444.47ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 94.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:47:36,324 INFO L158 Benchmark]: CodeCheck took 36.97ms. Allocated memory is still 155.2MB. Free memory was 94.9MB in the beginning and 93.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:36,328 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 0.24ms. Allocated memory is still 155.2MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.41ms. Allocated memory is still 155.2MB. Free memory was 123.8MB in the beginning and 113.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.03ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 111.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.06ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.47ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 94.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 36.97ms. Allocated memory is still 155.2MB. Free memory was 94.9MB in the beginning and 93.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:36,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- 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 17:47:38,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:38,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:38,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:38,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:38,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:38,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:38,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:38,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:38,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:38,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:38,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:38,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:38,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:38,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:38,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:38,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:38,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:38,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:38,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:38,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:38,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:38,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:38,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:38,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:38,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:38,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:38,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:38,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:38,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:38,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:38,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:38,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:38,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:38,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:38,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:38,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:38,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:38,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:38,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:38,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:38,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:47:38,988 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:38,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:38,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:38,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:38,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:38,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:38,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:38,992 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:47:38,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:38,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:47:38,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:38,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:38,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:38,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:38,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:47:38,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:47:38,995 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:38,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:47:38,995 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:47:38,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:38,995 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:38,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:38,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:38,996 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:38,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:38,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:38,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:38,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:38,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:38,997 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:47:38,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:47:38,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:38,998 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:47:38,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:47:38,999 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2022-11-20 17:47:39,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:39,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:39,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:39,368 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:39,369 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:39,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2022-11-20 17:47:42,687 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:42,899 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:42,900 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2022-11-20 17:47:42,907 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/f87f6b25a/f448d02ef7f3486396d7e65f28a1b472/FLAG91ec90000 [2022-11-20 17:47:42,922 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/data/f87f6b25a/f448d02ef7f3486396d7e65f28a1b472 [2022-11-20 17:47:42,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:42,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:42,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:42,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:42,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:42,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:42" (1/1) ... [2022-11-20 17:47:42,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab2c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:42, skipping insertion in model container [2022-11-20 17:47:42,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:42" (1/1) ... [2022-11-20 17:47:42,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:42,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:43,210 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2022-11-20 17:47:43,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:43,238 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:43,258 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_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2022-11-20 17:47:43,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:43,277 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:43,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43 WrapperNode [2022-11-20 17:47:43,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:43,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:43,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:43,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:43,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,332 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2022-11-20 17:47:43,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:43,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:43,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:43,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:43,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:43,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:43,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:43,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:43,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:43" (1/1) ... [2022-11-20 17:47:43,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:43,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:43,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:43,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 17:47:43,491 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 17:47:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:47:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:47:43,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:47:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:47:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:47:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:47:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:47:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:47:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:47:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:47:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:47:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:47:43,498 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 17:47:43,638 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:43,639 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:43,971 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:43,997 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:43,998 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:47:44,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:44 BoogieIcfgContainer [2022-11-20 17:47:44,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:44,001 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:44,002 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:44,019 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:44,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:44" (1/1) ... [2022-11-20 17:47:44,020 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 17:47:44,024 INFO L158 Benchmark]: Toolchain (without parser) took 1098.51ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 49.6MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:44,025 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:44,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.21ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 50.4MB in the end (delta: -4.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-11-20 17:47:44,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.15ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:44,027 INFO L158 Benchmark]: Boogie Preprocessor took 62.49ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 47.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:44,030 INFO L158 Benchmark]: RCFGBuilder took 603.24ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 51.0MB in the end (delta: -3.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:47:44,031 INFO L158 Benchmark]: CodeCheck took 21.37ms. Allocated memory is still 71.3MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:44,034 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 0.27ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.21ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 50.4MB in the end (delta: -4.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.15ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.49ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 47.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.24ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 51.0MB in the end (delta: -3.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 21.37ms. Allocated memory is still 71.3MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:44,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078fa6aa-7e60-4b9f-9c3e-cfc92e4741dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported