./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:02,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:02,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:02,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:02,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:02,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:02,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:02,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:02,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:02,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:02,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:02,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:02,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:02,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:02,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:02,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:02,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:02,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:02,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:02,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:02,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:02,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:02,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:02,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:02,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:02,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:02,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:02,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:02,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:02,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:02,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:02,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:02,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:02,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:02,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:02,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:02,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:02,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:02,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:02,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:02,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:02,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:02,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:02,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:02,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:02,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:02,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:02,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:02,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:02,636 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:02,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:02,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:02,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:02,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:02,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:02,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:02,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:02,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:02,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:02,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:02,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:02,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:02,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:02,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:02,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:02,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:02,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:02,641 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:02,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:02,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:02,643 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_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 [2022-10-17 16:33:02,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:02,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:02,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:02,980 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:02,981 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:02,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2022-10-17 16:33:03,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/data/57246dab9/4dc139d558684b7e8f15f08c482da475/FLAG5691d14bc [2022-10-17 16:33:03,604 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:03,605 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2022-10-17 16:33:03,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/data/57246dab9/4dc139d558684b7e8f15f08c482da475/FLAG5691d14bc [2022-10-17 16:33:03,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/data/57246dab9/4dc139d558684b7e8f15f08c482da475 [2022-10-17 16:33:03,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:03,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:03,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:03,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:03,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:03,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:03" (1/1) ... [2022-10-17 16:33:03,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c96247d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:03, skipping insertion in model container [2022-10-17 16:33:03,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:03" (1/1) ... [2022-10-17 16:33:03,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:03,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:04,315 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_60042406-e3d4-4d78-82d0-7419510d43a4/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i[24494,24507] [2022-10-17 16:33:04,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:04,326 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:04,367 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_60042406-e3d4-4d78-82d0-7419510d43a4/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i[24494,24507] [2022-10-17 16:33:04,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:04,413 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:04,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04 WrapperNode [2022-10-17 16:33:04,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:04,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:04,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:04,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:04,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,505 INFO L138 Inliner]: procedures = 129, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2022-10-17 16:33:04,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:04,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:04,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:04,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:04,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,537 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:04,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:04,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:04,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:04,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:04,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:04,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:04,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60042406-e3d4-4d78-82d0-7419510d43a4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:04,635 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2022-10-17 16:33:04,635 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2022-10-17 16:33:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure _get_nondet_int [2022-10-17 16:33:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_nondet_int [2022-10-17 16:33:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:33:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:33:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:33:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:04,871 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:04,874 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:04,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2022-10-17 16:33:05,241 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:05,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:05,336 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:33:05,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:05 BoogieIcfgContainer [2022-10-17 16:33:05,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:05,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:05,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:05,353 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:05,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:05" (1/1) ... [2022-10-17 16:33:05,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2022-10-17 16:33:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2022-10-17 16:33:05,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:33:05,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-10-17 16:33:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-10-17 16:33:05,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:33:05,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2022-10-17 16:33:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2022-10-17 16:33:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:33:06,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 59 transitions. [2022-10-17 16:33:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2022-10-17 16:33:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:33:07,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 63 transitions. [2022-10-17 16:33:08,233 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2022-10-17 16:33:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:08,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 48 states and 68 transitions. [2022-10-17 16:33:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2022-10-17 16:33:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:33:09,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:09,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 67 transitions. [2022-10-17 16:33:09,750 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2022-10-17 16:33:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:09,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:10,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 72 transitions. [2022-10-17 16:33:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2022-10-17 16:33:11,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:33:11,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:33:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 68 states and 106 transitions. [2022-10-17 16:33:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2022-10-17 16:33:17,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:33:17,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:17,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:25,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 83 states and 133 transitions. [2022-10-17 16:33:25,002 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2022-10-17 16:33:25,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:33:25,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 85 states and 136 transitions. [2022-10-17 16:33:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2022-10-17 16:33:26,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:26,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:33:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 87 states and 139 transitions. [2022-10-17 16:33:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2022-10-17 16:33:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:30,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:33:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 89 states and 140 transitions. [2022-10-17 16:33:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2022-10-17 16:33:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:31,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:31,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,654 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 142 transitions. [2022-10-17 16:33:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2022-10-17 16:33:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:33:33,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:33,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:34,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 93 states and 143 transitions. [2022-10-17 16:33:34,968 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2022-10-17 16:33:34,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:33:34,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:34,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat