./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/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_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:37:19,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:37:19,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:37:19,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:37:19,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:37:19,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:37:19,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:37:19,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:37:19,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:37:19,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:37:19,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:37:19,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:37:19,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:37:19,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:37:19,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:37:19,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:37:19,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:37:19,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:37:19,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:37:19,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:37:19,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:37:19,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:37:19,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:37:19,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:37:19,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:37:19,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:37:19,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:37:19,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:37:19,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:37:19,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:37:19,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:37:19,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:37:19,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:37:19,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:37:19,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:37:19,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:37:19,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:37:19,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:37:19,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:37:19,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:37:19,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:37:19,542 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:37:19,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:37:19,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:37:19,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:37:19,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:37:19,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:37:19,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:37:19,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:37:19,579 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:37:19,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:37:19,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:37:19,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:37:19,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:37:19,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:37:19,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:37:19,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:37:19,583 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:37:19,583 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:37:19,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:37:19,584 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:37:19,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:37:19,584 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:37:19,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:37:19,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:37:19,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:37:19,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:37:19,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:37:19,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:37:19,586 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:37:19,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:37:19,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:37:19,587 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_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2021-11-25 07:37:19,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:37:20,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:37:20,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:37:20,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:37:20,023 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:37:20,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-25 07:37:20,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/data/b5641858c/14742b46e1bb41e3adfa1564c1b26f84/FLAGa2a95e1da [2021-11-25 07:37:21,068 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:37:21,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-25 07:37:21,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/data/b5641858c/14742b46e1bb41e3adfa1564c1b26f84/FLAGa2a95e1da [2021-11-25 07:37:21,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/data/b5641858c/14742b46e1bb41e3adfa1564c1b26f84 [2021-11-25 07:37:21,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:37:21,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:37:21,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:37:21,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:37:21,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:37:21,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:37:21" (1/1) ... [2021-11-25 07:37:21,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681c6830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:21, skipping insertion in model container [2021-11-25 07:37:21,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:37:21" (1/1) ... [2021-11-25 07:37:21,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:37:21,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:37:22,225 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_240b5997-76f8-4fb2-bb50-e56bd08710b4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-25 07:37:22,495 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_240b5997-76f8-4fb2-bb50-e56bd08710b4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-25 07:37:22,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:37:22,521 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:37:22,578 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_240b5997-76f8-4fb2-bb50-e56bd08710b4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-25 07:37:22,746 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_240b5997-76f8-4fb2-bb50-e56bd08710b4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-25 07:37:22,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:37:22,815 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:37:22,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22 WrapperNode [2021-11-25 07:37:22,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:37:22,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:37:22,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:37:22,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:37:22,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:22,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,018 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 07:37:23,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:37:23,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:37:23,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:37:23,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:37:23,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:37:23,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:37:23,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:37:23,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:37:23,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:37:22" (1/1) ... [2021-11-25 07:37:23,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:37:23,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:37:23,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:37:23,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:37:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:37:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:37:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:37:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:37:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:37:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:37:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:37:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:37:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:37:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:37:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:37:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:37:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:37:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:37:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:37:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:37:23,734 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:37:23,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:37:25,399 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:37:26,034 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:37:26,034 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 07:37:26,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:37:26 BoogieIcfgContainer [2021-11-25 07:37:26,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:37:26,042 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:37:26,042 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:37:26,054 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:37:26,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:37:26" (1/1) ... [2021-11-25 07:37:26,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:37:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-25 07:37:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-25 07:37:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:37:26,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:26,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:26,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:26,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:26,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-25 07:37:26,556 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-25 07:37:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:37:26,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:26,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:26,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:26,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-25 07:37:26,731 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-25 07:37:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:37:26,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:26,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:26,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:26,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-25 07:37:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-25 07:37:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:37:26,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:26,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:27,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:27,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-25 07:37:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-25 07:37:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:37:27,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:27,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:27,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:27,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-25 07:37:27,336 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-25 07:37:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:37:27,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:27,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:28,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:28,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-25 07:37:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-25 07:37:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:37:28,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:28,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:30,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:30,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-25 07:37:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-25 07:37:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:37:31,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:31,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:31,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:31,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:32,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-25 07:37:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-25 07:37:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:37:32,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:32,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:32,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:32,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:32,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-25 07:37:32,973 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-25 07:37:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:37:32,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:32,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:34,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:34,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-25 07:37:35,053 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-25 07:37:35,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:37:35,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:35,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:35,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:35,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-25 07:37:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-25 07:37:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:37:35,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:35,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:36,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:36,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-25 07:37:36,726 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-25 07:37:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:37:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:36,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:38,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:38,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:38,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-25 07:37:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-25 07:37:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:37:38,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:38,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:39,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:37:39,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:40,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-25 07:37:40,306 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-25 07:37:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:37:40,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:40,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:41,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:41,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-25 07:37:41,610 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-25 07:37:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:37:41,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:41,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:42,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:42,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-25 07:37:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-25 07:37:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:37:42,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:42,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:44,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:44,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:44,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-25 07:37:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-25 07:37:44,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:37:44,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:44,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:45,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:45,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-25 07:37:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-25 07:37:45,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:37:45,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:45,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:46,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:46,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:46,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-25 07:37:46,337 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-25 07:37:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:37:46,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:46,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:47,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:47,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-25 07:37:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-25 07:37:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:37:47,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:47,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:48,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:37:48,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-25 07:37:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-25 07:37:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:37:48,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:48,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:49,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:37:49,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:37:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-25 07:37:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-25 07:37:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:37:49,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:49,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:50,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:37:50,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:51,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-25 07:37:51,043 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-25 07:37:51,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:37:51,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:51,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:52,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:52,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-25 07:37:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-25 07:37:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:37:52,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:52,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:53,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:53,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:37:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-25 07:37:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-25 07:37:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:37:53,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:53,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:54,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:54,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:37:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-25 07:37:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-25 07:37:54,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:37:54,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:54,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:55,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:55,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:55,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-25 07:37:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-25 07:37:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:37:55,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:56,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:56,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:37:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:56,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-25 07:37:56,755 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 07:37:56,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:37:56,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:56,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:57,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:57,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:37:57,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-25 07:37:57,569 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-25 07:37:57,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:37:57,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:57,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:58,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:37:58,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:37:58,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:37:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:37:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-25 07:37:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-25 07:37:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:37:59,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:37:59,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:37:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:37:59,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:37:59,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:38:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-25 07:38:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-25 07:38:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:38:00,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:00,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:01,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:38:01,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:38:01,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-25 07:38:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-25 07:38:01,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:38:01,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:01,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:02,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:38:02,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:38:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-25 07:38:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-25 07:38:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:38:02,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:02,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:03,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 2210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:38:03,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:38:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:38:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:38:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:38:03,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:03,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:05,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:38:05,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:38:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:05,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:38:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:38:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:38:05,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:05,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:06,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:38:06,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:38:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-25 07:38:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-25 07:38:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:38:06,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:06,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:07,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:38:07,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:38:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:38:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:38:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:38:08,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:08,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:10,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:38:10,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:38:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:38:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:38:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:38:11,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:11,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:14,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:38:14,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:38:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-25 07:38:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-25 07:38:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:38:14,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:14,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:15,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 2533 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:38:15,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:38:17,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 07:38:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-25 07:38:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-25 07:38:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:38:17,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:18,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:38:18,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:38:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-25 07:38:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-25 07:38:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:38:18,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:18,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:19,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:38:19,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:38:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:38:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-25 07:38:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-25 07:38:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:38:21,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:21,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:38:31,982 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) [2021-11-25 07:38:31,985 INFO L158 Benchmark]: Toolchain (without parser) took 70357.70ms. Allocated memory was 109.1MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 85.9MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 477.4MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,985 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:38:31,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1188.90ms. Allocated memory is still 109.1MB. Free memory was 85.9MB in the beginning and 49.3MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.12ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 40.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,988 INFO L158 Benchmark]: Boogie Preprocessor took 193.02ms. Allocated memory is still 109.1MB. Free memory was 40.6MB in the beginning and 78.7MB in the end (delta: -38.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,988 INFO L158 Benchmark]: RCFGBuilder took 2827.65ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 78.7MB in the beginning and 75.8MB in the end (delta: 2.9MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,989 INFO L158 Benchmark]: CodeCheck took 65941.90ms. Allocated memory was 159.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 75.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 415.1MB. Max. memory is 16.1GB. [2021-11-25 07:38:31,993 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 0.44ms. Allocated memory is still 86.0MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1188.90ms. Allocated memory is still 109.1MB. Free memory was 85.9MB in the beginning and 49.3MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.12ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 40.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 193.02ms. Allocated memory is still 109.1MB. Free memory was 40.6MB in the beginning and 78.7MB in the end (delta: -38.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2827.65ms. Allocated memory was 109.1MB in the beginning and 159.4MB in the end (delta: 50.3MB). Free memory was 78.7MB in the beginning and 75.8MB in the end (delta: 2.9MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * CodeCheck took 65941.90ms. Allocated memory was 159.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 75.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 415.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:38:32,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240b5997-76f8-4fb2-bb50-e56bd08710b4/bin/ukojak-d1pc8ZmBRL/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