./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-node-subst.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_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/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_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/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_de466348-572d-45cf-b1e0-3eb5b36272d0/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 97832baecac12bd55b66fbc3c6c38a25db85e9dc70cfa8f34b5e7a9e59086f06 --- 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 18:14:41,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:14:41,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:14:41,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:14:41,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:14:41,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:14:41,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:14:41,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:14:41,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:14:41,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:14:41,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:14:41,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:14:41,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:14:41,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:14:41,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:14:41,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:14:41,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:14:41,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:14:41,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:14:41,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:14:41,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:14:41,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:14:41,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:14:41,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:14:42,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:14:42,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:14:42,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:14:42,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:14:42,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:14:42,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:14:42,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:14:42,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:14:42,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:14:42,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:14:42,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:14:42,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:14:42,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:14:42,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:14:42,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:14:42,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:14:42,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:14:42,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:14:42,062 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:14:42,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:14:42,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:14:42,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:14:42,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:14:42,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:14:42,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:14:42,066 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:14:42,066 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:14:42,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:14:42,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:14:42,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:14:42,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:14:42,068 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:14:42,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:14:42,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:14:42,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:14:42,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:14:42,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:14:42,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:14:42,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:14:42,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:14:42,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:14:42,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:14:42,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:14:42,071 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_de466348-572d-45cf-b1e0-3eb5b36272d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97832baecac12bd55b66fbc3c6c38a25db85e9dc70cfa8f34b5e7a9e59086f06 [2022-11-20 18:14:42,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:14:42,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:14:42,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:14:42,428 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:14:42,429 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:14:42,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2022-11-20 18:14:45,527 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:14:45,807 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:14:45,813 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2022-11-20 18:14:45,821 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/0af2ba5f4/f545ea0db66840d68ee6c9d3842a2c94/FLAGc7210d629 [2022-11-20 18:14:45,838 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/0af2ba5f4/f545ea0db66840d68ee6c9d3842a2c94 [2022-11-20 18:14:45,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:14:45,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:14:45,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:14:45,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:14:45,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:14:45,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:14:45" (1/1) ... [2022-11-20 18:14:45,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565f3ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:45, skipping insertion in model container [2022-11-20 18:14:45,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:14:45" (1/1) ... [2022-11-20 18:14:45,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:14:45,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:14:46,098 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_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c[3996,4009] [2022-11-20 18:14:46,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:14:46,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:14:46,151 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_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c[3996,4009] [2022-11-20 18:14:46,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:14:46,172 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:14:46,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46 WrapperNode [2022-11-20 18:14:46,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:14:46,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:14:46,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:14:46,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:14:46,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,216 INFO L138 Inliner]: procedures = 27, calls = 66, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 143 [2022-11-20 18:14:46,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:14:46,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:14:46,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:14:46,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:14:46,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,266 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:14:46,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:14:46,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:14:46,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:14:46,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:46" (1/1) ... [2022-11-20 18:14:46,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:14:46,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:14:46,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:14:46,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:14:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 18:14:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 18:14:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:14:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:14:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:14:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 18:14:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 18:14:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:14:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:14:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:14:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:14:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:14:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 18:14:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 18:14:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:14:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:14:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:14:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:14:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 18:14:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 18:14:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:14:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:14:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:14:46,372 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 18:14:46,532 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:14:46,534 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:14:47,227 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:14:47,251 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:14:47,251 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:14:47,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:14:47 BoogieIcfgContainer [2022-11-20 18:14:47,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:14:47,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:14:47,256 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:14:47,265 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:14:47,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:14:47" (1/1) ... [2022-11-20 18:14:47,266 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 18:14:47,271 INFO L158 Benchmark]: Toolchain (without parser) took 1424.41ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 61.9MB in the end (delta: 45.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 18:14:47,271 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:14:47,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.87ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 93.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:14:47,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.56ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:14:47,273 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:14:47,274 INFO L158 Benchmark]: RCFGBuilder took 972.10ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 63.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 18:14:47,275 INFO L158 Benchmark]: CodeCheck took 13.41ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 61.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:14:47,283 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 142.6MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.87ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 93.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.56ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 972.10ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 63.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 13.41ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 61.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:14:47,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/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_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/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_de466348-572d-45cf-b1e0-3eb5b36272d0/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 97832baecac12bd55b66fbc3c6c38a25db85e9dc70cfa8f34b5e7a9e59086f06 --- 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 18:14:49,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:14:49,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:14:49,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:14:49,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:14:49,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:14:49,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:14:49,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:14:49,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:14:49,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:14:49,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:14:49,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:14:49,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:14:49,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:14:49,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:14:49,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:14:49,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:14:49,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:14:49,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:14:49,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:14:49,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:14:49,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:14:49,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:14:49,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:14:49,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:14:49,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:14:49,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:14:49,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:14:49,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:14:49,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:14:49,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:14:49,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:14:49,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:14:49,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:14:49,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:14:49,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:14:49,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:14:49,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:14:49,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:14:49,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:14:49,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:14:49,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:14:50,002 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:14:50,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:14:50,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:14:50,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:14:50,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:14:50,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:14:50,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:14:50,007 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:14:50,007 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:14:50,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:14:50,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:14:50,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:14:50,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:14:50,009 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:14:50,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:14:50,010 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:14:50,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:14:50,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:14:50,010 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:14:50,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:14:50,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:14:50,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:14:50,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:14:50,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:14:50,012 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:14:50,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:14:50,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:14:50,012 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:14:50,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:14:50,013 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_de466348-572d-45cf-b1e0-3eb5b36272d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97832baecac12bd55b66fbc3c6c38a25db85e9dc70cfa8f34b5e7a9e59086f06 [2022-11-20 18:14:50,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:14:50,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:14:50,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:14:50,448 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:14:50,451 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:14:50,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2022-11-20 18:14:53,812 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:14:54,025 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:14:54,026 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c [2022-11-20 18:14:54,034 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/8d18fe5cf/e136a89fd36e496ea9bacd9d43a3edeb/FLAGb1dd7d8f9 [2022-11-20 18:14:54,047 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/data/8d18fe5cf/e136a89fd36e496ea9bacd9d43a3edeb [2022-11-20 18:14:54,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:14:54,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:14:54,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:14:54,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:14:54,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:14:54,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c229eb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54, skipping insertion in model container [2022-11-20 18:14:54,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:14:54,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:14:54,403 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_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c[3996,4009] [2022-11-20 18:14:54,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:14:54,448 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 18:14:54,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:14:54,501 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_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c[3996,4009] [2022-11-20 18:14:54,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:14:54,524 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:14:54,568 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_de466348-572d-45cf-b1e0-3eb5b36272d0/sv-benchmarks/c/weaver/chl-node-subst.wvr.c[3996,4009] [2022-11-20 18:14:54,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:14:54,614 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:14:54,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54 WrapperNode [2022-11-20 18:14:54,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:14:54,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:14:54,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:14:54,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:14:54,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,687 INFO L138 Inliner]: procedures = 29, calls = 66, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2022-11-20 18:14:54,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:14:54,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:14:54,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:14:54,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:14:54,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:14:54,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:14:54,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:14:54,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:14:54,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:14:54" (1/1) ... [2022-11-20 18:14:54,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:14:54,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:14:54,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:14:54,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:14:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 18:14:54,839 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 18:14:54,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:14:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 18:14:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:14:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:14:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 18:14:54,840 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 18:14:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:14:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:14:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:14:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:14:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:14:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 18:14:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 18:14:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:14:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:14:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:14:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 18:14:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 18:14:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:14:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:14:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 18:14:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:14:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:14:54,845 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 18:14:55,071 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:14:55,073 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:14:55,770 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:14:55,781 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:14:55,782 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:14:55,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:14:55 BoogieIcfgContainer [2022-11-20 18:14:55,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:14:55,786 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:14:55,786 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:14:55,806 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:14:55,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:14:55" (1/1) ... [2022-11-20 18:14:55,808 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 18:14:55,813 INFO L158 Benchmark]: Toolchain (without parser) took 1761.99ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 47.4MB in the end (delta: -5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:14:55,814 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:14:55,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.40ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 54.8MB in the end (delta: -13.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2022-11-20 18:14:55,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.11ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 52.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:14:55,816 INFO L158 Benchmark]: Boogie Preprocessor took 61.92ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:14:55,817 INFO L158 Benchmark]: RCFGBuilder took 1033.52ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.3MB in the end (delta: 2.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-20 18:14:55,818 INFO L158 Benchmark]: CodeCheck took 26.29ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.4MB in the end (delta: 945.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:14:55,825 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 0.22ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.40ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 54.8MB in the end (delta: -13.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.11ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 52.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.92ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.52ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.3MB in the end (delta: 2.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 26.29ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.4MB in the end (delta: 945.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:14:55,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de466348-572d-45cf-b1e0-3eb5b36272d0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported