./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN --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 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:15:29,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:15:29,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:15:29,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:15:29,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:15:29,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:15:29,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:15:29,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:15:29,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:15:29,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:15:29,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:15:29,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:15:29,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:15:29,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:15:29,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:15:29,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:15:29,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:15:29,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:15:29,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:15:29,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:15:29,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:15:29,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:15:29,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:15:29,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:15:29,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:15:29,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:15:29,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:15:29,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:15:29,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:15:29,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:15:29,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:15:29,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:15:29,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:15:29,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:15:29,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:15:29,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:15:29,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:15:29,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:15:29,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:15:29,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:15:29,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:15:29,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:15:29,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:15:29,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:15:29,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:15:29,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:15:29,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:15:29,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:15:29,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:15:29,499 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:15:29,500 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:15:29,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:15:29,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:15:29,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:15:29,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:15:29,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:15:29,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:15:29,502 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:15:29,502 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:15:29,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:15:29,503 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:15:29,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:15:29,503 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:15:29,504 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:15:29,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:15:29,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:15:29,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:15:29,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:15:29,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:15:29,506 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:15:29,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:15:29,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:15:29,507 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_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2021-11-21 06:15:29,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:15:29,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:15:29,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:15:29,967 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:15:29,969 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:15:29,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-21 06:15:30,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/data/ae68294d8/8f6681809942494abe7fe5e3dcfe5642/FLAGeb9e2fb7e [2021-11-21 06:15:30,833 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:15:30,834 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-21 06:15:30,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/data/ae68294d8/8f6681809942494abe7fe5e3dcfe5642/FLAGeb9e2fb7e [2021-11-21 06:15:31,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/data/ae68294d8/8f6681809942494abe7fe5e3dcfe5642 [2021-11-21 06:15:31,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:15:31,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:15:31,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:15:31,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:15:31,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:15:31,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:15:31" (1/1) ... [2021-11-21 06:15:31,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672a4f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:31, skipping insertion in model container [2021-11-21 06:15:31,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:15:31" (1/1) ... [2021-11-21 06:15:31,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:15:31,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:15:31,853 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_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-21 06:15:32,135 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_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-21 06:15:32,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:15:32,180 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:15:32,244 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_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-21 06:15:32,378 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_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-21 06:15:32,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:15:32,458 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:15:32,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32 WrapperNode [2021-11-21 06:15:32,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:15:32,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:15:32,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:15:32,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:15:32,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,696 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-21 06:15:32,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:15:32,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:15:32,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:15:32,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:15:32,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:15:32,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:15:32,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:15:32,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:15:32,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:15:32" (1/1) ... [2021-11-21 06:15:32,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:15:32,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:15:32,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:15:33,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:15:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:15:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:15:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:15:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:15:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:15:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:15:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:15:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:15:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:15:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:15:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:15:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:15:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:15:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:15:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:15:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:15:33,397 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:15:33,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:15:35,055 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:15:35,676 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:15:35,676 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-21 06:15:35,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:15:35 BoogieIcfgContainer [2021-11-21 06:15:35,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:15:35,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:15:35,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:15:35,694 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:15:35,695 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:15:35" (1/1) ... [2021-11-21 06:15:35,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:15:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:35,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-21 06:15:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-21 06:15:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:15:35,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:35,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-21 06:15:36,232 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-21 06:15:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:15:36,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-21 06:15:36,362 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-21 06:15:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:15:36,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-21 06:15:36,470 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-21 06:15:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:15:36,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:36,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-21 06:15:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-21 06:15:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:15:36,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:36,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-21 06:15:36,766 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-21 06:15:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:15:36,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:36,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:36,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:37,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:37,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-21 06:15:37,197 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-21 06:15:37,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:15:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:37,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:37,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:37,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-21 06:15:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-21 06:15:38,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:15:38,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:38,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:38,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:38,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-21 06:15:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-21 06:15:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:15:38,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:38,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:38,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:38,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-21 06:15:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-21 06:15:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:15:38,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:38,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:38,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:38,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-21 06:15:39,666 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-21 06:15:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:15:39,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:39,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:39,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:39,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-21 06:15:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-21 06:15:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:15:39,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:39,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:39,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:39,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-21 06:15:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-21 06:15:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:15:40,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:40,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:40,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:40,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-21 06:15:40,376 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-21 06:15:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:15:40,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:40,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:40,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:40,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:40,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-21 06:15:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-21 06:15:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:15:41,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:41,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:41,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-21 06:15:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-21 06:15:41,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:15:41,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:41,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:41,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-21 06:15:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-21 06:15:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:15:41,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:41,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:41,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:42,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-21 06:15:42,014 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-21 06:15:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:15:42,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:42,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:42,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:42,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-21 06:15:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-21 06:15:42,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:15:42,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:42,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:42,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:42,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-21 06:15:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-21 06:15:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:15:42,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:42,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:42,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:42,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-21 06:15:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-21 06:15:43,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:15:43,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:43,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:43,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:43,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 06:15:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 06:15:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:15:43,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:43,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:43,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:43,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:44,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-21 06:15:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-21 06:15:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:15:44,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:44,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:44,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:15:44,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:44,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-21 06:15:44,376 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-21 06:15:44,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:15:44,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:44,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:44,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:44,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:45,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-21 06:15:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-21 06:15:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:15:45,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:45,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:45,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:45,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:45,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:45,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-21 06:15:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-21 06:15:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:15:45,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:45,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:45,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:46,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-21 06:15:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-21 06:15:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:15:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:46,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:46,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:46,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-21 06:15:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-21 06:15:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:15:46,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:46,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:46,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:46,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:47,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-21 06:15:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-21 06:15:47,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:15:47,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:47,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:47,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:47,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-21 06:15:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-21 06:15:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:15:47,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:47,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:47,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:47,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:48,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-21 06:15:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-21 06:15:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:15:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:48,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:48,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:48,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:15:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-21 06:15:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-21 06:15:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:15:49,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:49,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:49,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:49,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-21 06:15:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-21 06:15:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:15:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:50,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:50,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:50,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:15:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-21 06:15:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-21 06:15:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:15:50,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:50,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:50,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:15:50,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:15:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-21 06:15:50,780 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-21 06:15:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:15:50,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:50,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:52,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:15:52,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:15:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-21 06:15:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-21 06:15:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:15:52,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:52,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:52,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:15:52,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:15:54,700 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:15:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-21 06:15:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-21 06:15:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:15:54,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:54,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:03,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 06:16:03,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:16:03,734 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:16:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:04,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-21 06:16:04,273 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-21 06:16:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:16:04,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:04,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:04,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:16:04,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:16:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:16:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:06,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-21 06:16:06,136 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-21 06:16:06,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:16:06,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:06,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:06,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:16:06,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:16:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:16:06,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:06,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-21 06:16:06,568 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-21 06:16:06,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:16:06,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:06,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:06,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:16:06,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:16:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:16:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-21 06:16:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-21 06:16:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:16:07,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:07,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:17,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:16:17,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:16:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 06:16:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-21 06:16:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-21 06:16:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:16:18,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:18,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:16:29,057 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) 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) [2021-11-21 06:16:29,061 INFO L158 Benchmark]: Toolchain (without parser) took 58034.64ms. Allocated memory was 94.4MB in the beginning and 249.6MB in the end (delta: 155.2MB). Free memory was 50.6MB in the beginning and 197.8MB in the end (delta: -147.2MB). Peak memory consumption was 147.7MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,062 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:16:29,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.45ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 66.3MB in the end (delta: -15.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.65ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 95.1MB in the end (delta: -28.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,064 INFO L158 Benchmark]: Boogie Preprocessor took 222.56ms. Allocated memory is still 130.0MB. Free memory was 95.1MB in the beginning and 85.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,065 INFO L158 Benchmark]: RCFGBuilder took 2759.18ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 85.7MB in the beginning and 87.2MB in the end (delta: -1.5MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,066 INFO L158 Benchmark]: CodeCheck took 53378.37ms. Allocated memory was 184.5MB in the beginning and 249.6MB in the end (delta: 65.0MB). Free memory was 87.2MB in the beginning and 197.8MB in the end (delta: -110.6MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2021-11-21 06:16:29,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.45ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 66.3MB in the end (delta: -15.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 236.65ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 95.1MB in the end (delta: -28.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 222.56ms. Allocated memory is still 130.0MB. Free memory was 95.1MB in the beginning and 85.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2759.18ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 85.7MB in the beginning and 87.2MB in the end (delta: -1.5MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * CodeCheck took 53378.37ms. Allocated memory was 184.5MB in the beginning and 249.6MB in the end (delta: 65.0MB). Free memory was 87.2MB in the beginning and 197.8MB in the end (delta: -110.6MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:16:29,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5999cc1e-4f5c-4aca-a28d-82cf8e9858d2/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown