./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:47:36,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:47:36,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:47:36,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:47:36,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:47:36,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:47:36,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:47:36,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:47:36,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:47:36,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:47:36,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:47:36,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:47:36,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:47:36,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:47:36,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:47:36,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:47:36,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:47:36,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:47:36,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:47:36,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:47:36,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:47:36,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:47:36,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:47:36,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:47:36,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:47:36,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:47:36,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:47:36,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:47:36,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:47:36,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:47:36,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:47:36,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:47:36,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:47:36,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:47:36,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:47:36,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:47:36,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:47:36,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:47:36,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:47:36,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:47:36,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:47:36,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:47:36,981 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:47:36,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:47:36,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:47:36,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:47:36,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:47:36,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:47:36,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:47:36,984 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:47:36,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:47:36,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:47:36,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:47:36,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:47:36,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:47:36,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:47:36,993 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:47:36,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:47:36,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:47:36,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:47:36,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:47:36,994 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:47:36,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:47:36,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:36,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:47:36,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:47:36,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:47:36,996 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:47:36,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:47:36,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:47:36,996 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac [2021-11-23 01:47:37,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:47:37,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:47:37,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:47:37,281 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:47:37,282 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:47:37,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-11-23 01:47:37,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/4565bb39a/b28fc8bd2ac54fae9ddb1061818c60b2/FLAG9ca562eb7 [2021-11-23 01:47:37,809 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:47:37,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-11-23 01:47:37,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/4565bb39a/b28fc8bd2ac54fae9ddb1061818c60b2/FLAG9ca562eb7 [2021-11-23 01:47:38,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/4565bb39a/b28fc8bd2ac54fae9ddb1061818c60b2 [2021-11-23 01:47:38,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:47:38,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:47:38,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:38,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:47:38,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:47:38,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309d07c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38, skipping insertion in model container [2021-11-23 01:47:38,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:47:38,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:47:38,438 WARN L230 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-11-23 01:47:38,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:38,451 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:47:38,473 WARN L230 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-11-23 01:47:38,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:38,492 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:47:38,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38 WrapperNode [2021-11-23 01:47:38,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:38,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:38,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:47:38,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:47:38,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,531 INFO L137 Inliner]: procedures = 22, calls = 27, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2021-11-23 01:47:38,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:38,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:47:38,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:47:38,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:47:38,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:47:38,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:47:38,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:47:38,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:47:38,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:38,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:47:38,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:47:38,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:47:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:47:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:47:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:47:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:47:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:47:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:47:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:47:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:47:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:47:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 01:47:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 01:47:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:47:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:47:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:47:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:47:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:47:38,686 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:47:38,806 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:47:38,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:47:39,090 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:47:39,101 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:47:39,101 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:47:39,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:39 BoogieIcfgContainer [2021-11-23 01:47:39,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:47:39,104 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:47:39,104 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:47:39,113 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:47:39,113 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:39" (1/1) ... [2021-11-23 01:47:39,114 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) [2021-11-23 01:47:39,121 INFO L158 Benchmark]: Toolchain (without parser) took 905.91ms. Allocated memory is still 115.3MB. Free memory was 86.0MB in the beginning and 70.9MB in the end (delta: 15.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,121 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 115.3MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:39,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.22ms. Allocated memory is still 115.3MB. Free memory was 85.7MB in the beginning and 88.5MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.02ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,124 INFO L158 Benchmark]: Boogie Preprocessor took 24.65ms. Allocated memory is still 115.3MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,125 INFO L158 Benchmark]: RCFGBuilder took 538.62ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 71.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,126 INFO L158 Benchmark]: CodeCheck took 12.33ms. Allocated memory is still 115.3MB. Free memory was 71.8MB in the beginning and 70.9MB in the end (delta: 887.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:47:39,130 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 0.19ms. Allocated memory is still 115.3MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.22ms. Allocated memory is still 115.3MB. Free memory was 85.7MB in the beginning and 88.5MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.02ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.65ms. Allocated memory is still 115.3MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 538.62ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 71.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 12.33ms. Allocated memory is still 115.3MB. Free memory was 71.8MB in the beginning and 70.9MB in the end (delta: 887.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:47:39,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:47:41,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:47:41,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:47:41,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:47:41,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:47:41,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:47:41,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:47:41,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:47:41,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:47:41,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:47:41,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:47:41,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:47:41,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:47:41,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:47:41,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:47:41,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:47:41,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:47:41,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:47:41,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:47:41,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:47:41,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:47:41,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:47:41,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:47:41,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:47:41,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:47:41,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:47:41,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:47:41,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:47:41,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:47:41,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:47:41,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:47:41,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:47:41,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:47:41,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:47:41,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:47:41,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:47:41,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:47:41,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:47:41,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:47:41,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:47:41,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:47:41,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:47:41,848 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:47:41,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:47:41,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:47:41,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:47:41,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:47:41,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:47:41,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:47:41,852 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:47:41,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:47:41,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:47:41,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:47:41,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:47:41,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:47:41,854 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:47:41,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:47:41,854 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:47:41,854 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:47:41,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:47:41,855 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:47:41,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:47:41,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:47:41,856 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:47:41,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:47:41,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:41,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:47:41,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:47:41,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:47:41,857 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:47:41,857 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:47:41,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:47:41,858 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:47:41,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:47:41,858 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 016929a4a7ae1865ccc9d17762b9a3f4b350d2f1f075a0491feba933e4e45fac [2021-11-23 01:47:42,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:47:42,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:47:42,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:47:42,287 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:47:42,288 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:47:42,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-11-23 01:47:42,380 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/02a87c0a7/629389aae7e741d287732e4d639438a9/FLAG57469a94a [2021-11-23 01:47:42,880 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:47:42,881 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2021-11-23 01:47:42,889 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/02a87c0a7/629389aae7e741d287732e4d639438a9/FLAG57469a94a [2021-11-23 01:47:43,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/data/02a87c0a7/629389aae7e741d287732e4d639438a9 [2021-11-23 01:47:43,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:47:43,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:47:43,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:43,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:47:43,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:47:43,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68836c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43, skipping insertion in model container [2021-11-23 01:47:43,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:47:43,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:47:43,413 WARN L230 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-11-23 01:47:43,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:43,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:47:43,505 WARN L230 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_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/sv-benchmarks/c/weaver/chl-match-symm.wvr.c[2584,2597] [2021-11-23 01:47:43,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:43,529 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:47:43,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43 WrapperNode [2021-11-23 01:47:43,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:43,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:43,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:47:43,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:47:43,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,567 INFO L137 Inliner]: procedures = 24, calls = 27, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2021-11-23 01:47:43,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:43,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:47:43,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:47:43,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:47:43,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:47:43,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:47:43,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:47:43,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:47:43,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:43" (1/1) ... [2021-11-23 01:47:43,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:43,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:47:43,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:47:43,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:47:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:47:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:47:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:47:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:47:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:47:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:47:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:47:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:47:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:47:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 01:47:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 01:47:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:47:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:47:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:47:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:47:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:47:43,679 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:47:43,766 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:47:43,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:47:44,080 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:47:44,089 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:47:44,090 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:47:44,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:44 BoogieIcfgContainer [2021-11-23 01:47:44,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:47:44,093 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:47:44,093 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:47:44,101 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:47:44,117 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:44" (1/1) ... [2021-11-23 01:47:44,118 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) [2021-11-23 01:47:44,142 INFO L158 Benchmark]: Toolchain (without parser) took 922.27ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 44.0MB in the beginning and 61.3MB in the end (delta: -17.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 01:47:44,143 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 65.0MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:44,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.64ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 46.9MB in the end (delta: -3.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:47:44,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.05ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:44,146 INFO L158 Benchmark]: Boogie Preprocessor took 29.26ms. Allocated memory is still 65.0MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:47:44,147 INFO L158 Benchmark]: RCFGBuilder took 493.57ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 30.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:47:44,147 INFO L158 Benchmark]: CodeCheck took 27.20ms. Allocated memory is still 65.0MB. Free memory was 30.7MB in the beginning and 29.9MB in the end (delta: 772.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:44,151 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 0.64ms. Allocated memory is still 65.0MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.64ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 46.9MB in the end (delta: -3.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.05ms. Allocated memory is still 65.0MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.26ms. Allocated memory is still 65.0MB. Free memory was 45.3MB in the beginning and 43.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.57ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 30.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 27.20ms. Allocated memory is still 65.0MB. Free memory was 30.7MB in the beginning and 29.9MB in the end (delta: 772.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:47:44,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47aa8bb5-1e81-48cf-88e5-fc3fb53aa62e/bin/ukojak-LBtLqBUTdQ/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