./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f03a9521f9986f7627623e3bf6c079dbfbe3dc9d9c229ed8d14a2828a7d6850 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:38:24,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:38:24,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:38:24,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:38:24,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:38:24,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:38:24,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:38:24,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:38:24,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:38:24,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:38:24,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:38:24,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:38:24,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:38:24,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:38:24,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:38:24,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:38:24,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:38:24,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:38:24,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:38:24,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:38:24,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:38:24,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:38:24,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:38:24,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:38:24,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:38:24,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:38:24,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:38:24,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:38:24,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:38:24,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:38:24,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:38:24,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:38:24,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:38:24,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:38:24,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:38:24,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:38:24,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:38:24,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:38:24,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:38:24,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:38:24,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:38:24,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:38:24,560 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:38:24,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:38:24,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:38:24,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:38:24,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:38:24,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:38:24,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:38:24,564 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:38:24,564 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:38:24,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:38:24,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:38:24,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:38:24,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:38:24,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:38:24,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:38:24,567 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:38:24,567 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:38:24,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:38:24,568 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:38:24,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:38:24,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:38:24,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:38:24,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:38:24,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:38:24,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:38:24,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:38:24,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:38:24,570 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:38:24,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:38:24,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:38:24,571 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_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f03a9521f9986f7627623e3bf6c079dbfbe3dc9d9c229ed8d14a2828a7d6850 [2022-11-20 16:38:24,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:38:24,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:38:24,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:38:24,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:38:24,901 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:38:24,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c [2022-11-20 16:38:28,051 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:38:28,247 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:38:28,248 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c [2022-11-20 16:38:28,254 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/data/9811da391/24d2a10a3ec44fc496f72d947237630e/FLAG4d66419a9 [2022-11-20 16:38:28,268 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/data/9811da391/24d2a10a3ec44fc496f72d947237630e [2022-11-20 16:38:28,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:38:28,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:38:28,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:38:28,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:38:28,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:38:28,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e6c126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28, skipping insertion in model container [2022-11-20 16:38:28,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:38:28,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:38:28,471 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[854,867] [2022-11-20 16:38:28,474 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[1096,1109] [2022-11-20 16:38:28,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[1375,1388] [2022-11-20 16:38:28,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:38:28,491 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:38:28,506 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[854,867] [2022-11-20 16:38:28,508 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[1096,1109] [2022-11-20 16:38:28,510 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/sv-benchmarks/c/loop-invgen/id_build.i.v+lhb-reducer.c[1375,1388] [2022-11-20 16:38:28,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:38:28,526 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:38:28,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28 WrapperNode [2022-11-20 16:38:28,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:38:28,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:38:28,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:38:28,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:38:28,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,564 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2022-11-20 16:38:28,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:38:28,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:38:28,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:38:28,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:38:28,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,583 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:38:28,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:38:28,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:38:28,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:38:28,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:38:28,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:38:28,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:38:28,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:38:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:38:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:38:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:38:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:38:28,732 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:38:28,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:38:28,902 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:38:28,917 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:38:28,918 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:38:28,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:38:28 BoogieIcfgContainer [2022-11-20 16:38:28,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:38:28,921 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:38:28,922 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:38:28,933 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:38:28,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:38:28" (1/1) ... [2022-11-20 16:38:28,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:38:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2022-11-20 16:38:29,033 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-11-20 16:38:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:38:29,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:29,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2022-11-20 16:38:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-11-20 16:38:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:38:29,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:29,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-11-20 16:38:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-11-20 16:38:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:38:29,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:29,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-11-20 16:38:29,879 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-20 16:38:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:38:29,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:29,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:30,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-11-20 16:38:30,216 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-20 16:38:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:38:30,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:30,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:30,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2022-11-20 16:38:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2022-11-20 16:38:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:38:30,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:30,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:30,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-11-20 16:38:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-20 16:38:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:38:30,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:30,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2022-11-20 16:38:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2022-11-20 16:38:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:38:30,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:30,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2022-11-20 16:38:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-11-20 16:38:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:38:31,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:31,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:31,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2022-11-20 16:38:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-11-20 16:38:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:38:31,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:31,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-11-20 16:38:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-11-20 16:38:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:38:31,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:31,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2022-11-20 16:38:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-11-20 16:38:31,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:38:31,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2022-11-20 16:38:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2022-11-20 16:38:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:38:32,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2022-11-20 16:38:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2022-11-20 16:38:32,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:38:32,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 74 states and 93 transitions. [2022-11-20 16:38:32,313 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2022-11-20 16:38:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:38:32,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 77 states and 98 transitions. [2022-11-20 16:38:32,547 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2022-11-20 16:38:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:38:32,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 80 states and 101 transitions. [2022-11-20 16:38:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2022-11-20 16:38:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:38:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 112 transitions. [2022-11-20 16:38:32,892 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2022-11-20 16:38:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:38:32,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:32,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 89 states and 114 transitions. [2022-11-20 16:38:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-11-20 16:38:33,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:38:33,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:38:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2022-11-20 16:38:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2022-11-20 16:38:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:38:33,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:38:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 93 states and 119 transitions. [2022-11-20 16:38:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 119 transitions. [2022-11-20 16:38:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:38:33,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:38:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 95 states and 121 transitions. [2022-11-20 16:38:33,293 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2022-11-20 16:38:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:38:33,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:38:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 96 states and 121 transitions. [2022-11-20 16:38:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 121 transitions. [2022-11-20 16:38:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:33,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:33,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 99 states and 126 transitions. [2022-11-20 16:38:33,891 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 126 transitions. [2022-11-20 16:38:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:38:33,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:33,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 113 states and 145 transitions. [2022-11-20 16:38:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 145 transitions. [2022-11-20 16:38:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:38:34,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:34,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:38:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 117 states and 152 transitions. [2022-11-20 16:38:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 152 transitions. [2022-11-20 16:38:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:38:35,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:35,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:38:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 121 states and 157 transitions. [2022-11-20 16:38:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 157 transitions. [2022-11-20 16:38:35,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:38:35,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:35,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 16:38:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:35,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 122 states and 158 transitions. [2022-11-20 16:38:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 158 transitions. [2022-11-20 16:38:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:38:35,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:35,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:35,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 16:38:36,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 125 states and 161 transitions. [2022-11-20 16:38:36,300 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 161 transitions. [2022-11-20 16:38:36,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:38:36,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:36,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:38:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:36,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 126 states and 165 transitions. [2022-11-20 16:38:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 165 transitions. [2022-11-20 16:38:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:38:36,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:36,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:38:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:36,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 129 states and 170 transitions. [2022-11-20 16:38:36,483 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 170 transitions. [2022-11-20 16:38:36,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:38:36,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:36,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:38:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:36,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 130 states and 171 transitions. [2022-11-20 16:38:36,627 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 171 transitions. [2022-11-20 16:38:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:38:36,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:36,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 16:38:36,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 134 states and 177 transitions. [2022-11-20 16:38:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 177 transitions. [2022-11-20 16:38:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 16:38:36,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:36,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:36,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 148 states and 191 transitions. [2022-11-20 16:38:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 191 transitions. [2022-11-20 16:38:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:38:37,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:37,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:38,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 162 states and 205 transitions. [2022-11-20 16:38:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2022-11-20 16:38:38,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 16:38:38,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:38,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 13 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:38,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 176 states and 219 transitions. [2022-11-20 16:38:38,743 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 219 transitions. [2022-11-20 16:38:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 16:38:38,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:38,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 17 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 190 states and 233 transitions. [2022-11-20 16:38:39,538 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 233 transitions. [2022-11-20 16:38:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:38:39,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:39,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 21 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:40,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 204 states and 247 transitions. [2022-11-20 16:38:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 247 transitions. [2022-11-20 16:38:40,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:38:40,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:40,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:40,556 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 25 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:38:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 218 states and 260 transitions. [2022-11-20 16:38:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2022-11-20 16:38:41,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 16:38:41,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:41,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:41,177 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 223 states and 272 transitions. [2022-11-20 16:38:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 272 transitions. [2022-11-20 16:38:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 16:38:42,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:42,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 227 states and 278 transitions. [2022-11-20 16:38:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 278 transitions. [2022-11-20 16:38:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 16:38:43,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:43,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-11-20 16:38:43,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:43,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 229 states and 279 transitions. [2022-11-20 16:38:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 279 transitions. [2022-11-20 16:38:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 16:38:43,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:43,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2022-11-20 16:38:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 229 states and 278 transitions. [2022-11-20 16:38:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 278 transitions. [2022-11-20 16:38:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 16:38:43,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:43,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:43,982 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-11-20 16:38:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 231 states and 280 transitions. [2022-11-20 16:38:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2022-11-20 16:38:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 16:38:44,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:44,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:44,952 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 236 states and 285 transitions. [2022-11-20 16:38:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 285 transitions. [2022-11-20 16:38:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 16:38:45,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:45,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:45,465 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 245 states and 295 transitions. [2022-11-20 16:38:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 295 transitions. [2022-11-20 16:38:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 16:38:46,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:46,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 251 states and 301 transitions. [2022-11-20 16:38:46,582 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 301 transitions. [2022-11-20 16:38:46,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 16:38:46,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:46,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 116 proven. 1 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 252 states and 306 transitions. [2022-11-20 16:38:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 306 transitions. [2022-11-20 16:38:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 16:38:46,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:46,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2022-11-20 16:38:47,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 254 states and 308 transitions. [2022-11-20 16:38:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 308 transitions. [2022-11-20 16:38:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 16:38:47,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2022-11-20 16:38:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 259 states and 314 transitions. [2022-11-20 16:38:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 314 transitions. [2022-11-20 16:38:47,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 16:38:47,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:47,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-20 16:38:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 263 states and 319 transitions. [2022-11-20 16:38:48,607 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 319 transitions. [2022-11-20 16:38:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-20 16:38:48,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:48,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2022-11-20 16:38:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:49,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 267 states and 326 transitions. [2022-11-20 16:38:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 326 transitions. [2022-11-20 16:38:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-20 16:38:49,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:49,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2022-11-20 16:38:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 271 states and 330 transitions. [2022-11-20 16:38:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 330 transitions. [2022-11-20 16:38:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 16:38:50,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2022-11-20 16:38:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 273 states and 331 transitions. [2022-11-20 16:38:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 331 transitions. [2022-11-20 16:38:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-20 16:38:50,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:50,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-11-20 16:38:51,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:51,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 272 states and 329 transitions. [2022-11-20 16:38:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 329 transitions. [2022-11-20 16:38:51,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 16:38:51,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:51,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-11-20 16:38:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 278 states and 336 transitions. [2022-11-20 16:38:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 336 transitions. [2022-11-20 16:38:52,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 16:38:52,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:52,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-11-20 16:38:52,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 274 states and 331 transitions. [2022-11-20 16:38:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 331 transitions. [2022-11-20 16:38:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 16:38:52,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 214 proven. 14 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:54,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:54,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 284 states and 343 transitions. [2022-11-20 16:38:54,818 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 343 transitions. [2022-11-20 16:38:54,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 16:38:54,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:54,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:54,887 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 214 proven. 14 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2022-11-20 16:38:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 287 states and 345 transitions. [2022-11-20 16:38:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 345 transitions. [2022-11-20 16:38:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:38:55,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:55,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-20 16:38:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 318 states and 387 transitions. [2022-11-20 16:38:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 387 transitions. [2022-11-20 16:38:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:38:59,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:59,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2022-11-20 16:39:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:00,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 321 states and 389 transitions. [2022-11-20 16:39:00,440 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 389 transitions. [2022-11-20 16:39:00,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:39:00,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:00,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 0 proven. 223 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-20 16:39:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 325 states and 394 transitions. [2022-11-20 16:39:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 394 transitions. [2022-11-20 16:39:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 16:39:01,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:01,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:01,629 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-20 16:39:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 354 states and 433 transitions. [2022-11-20 16:39:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 433 transitions. [2022-11-20 16:39:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 16:39:05,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:05,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2022-11-20 16:39:07,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:07,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 356 states and 436 transitions. [2022-11-20 16:39:07,007 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 436 transitions. [2022-11-20 16:39:07,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 16:39:07,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:07,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-20 16:39:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 359 states and 438 transitions. [2022-11-20 16:39:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 438 transitions. [2022-11-20 16:39:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-20 16:39:07,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:07,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:07,556 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-11-20 16:39:08,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 363 states and 443 transitions. [2022-11-20 16:39:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 443 transitions. [2022-11-20 16:39:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 16:39:08,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:08,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2022-11-20 16:39:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 365 states and 445 transitions. [2022-11-20 16:39:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 445 transitions. [2022-11-20 16:39:09,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 16:39:09,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:09,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-11-20 16:39:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 367 states and 447 transitions. [2022-11-20 16:39:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 447 transitions. [2022-11-20 16:39:10,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-20 16:39:10,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:10,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:10,363 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-11-20 16:39:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:12,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 375 states and 460 transitions. [2022-11-20 16:39:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 460 transitions. [2022-11-20 16:39:12,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-20 16:39:12,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:12,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 908 trivial. 0 not checked. [2022-11-20 16:39:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 378 states and 462 transitions. [2022-11-20 16:39:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 462 transitions. [2022-11-20 16:39:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-20 16:39:12,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-11-20 16:39:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 381 states and 466 transitions. [2022-11-20 16:39:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 466 transitions. [2022-11-20 16:39:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-20 16:39:13,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2022-11-20 16:39:15,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 383 states and 469 transitions. [2022-11-20 16:39:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 469 transitions. [2022-11-20 16:39:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 16:39:15,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:15,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-11-20 16:39:16,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:16,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 387 states and 474 transitions. [2022-11-20 16:39:16,232 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 474 transitions. [2022-11-20 16:39:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-11-20 16:39:16,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:16,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2022-11-20 16:39:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:16,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2022-11-20 16:39:16,704 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2022-11-20 16:39:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:39:16,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:16,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 939 trivial. 0 not checked. [2022-11-20 16:39:17,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 182 states and 186 transitions. [2022-11-20 16:39:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 186 transitions. [2022-11-20 16:39:17,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:39:17,340 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2022-11-20 16:39:17,352 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-11-20 16:39:21,512 INFO L560 CodeCheckObserver]: Invariant with dag size 50 [2022-11-20 16:39:21,524 INFO L560 CodeCheckObserver]: Invariant with dag size 24 [2022-11-20 16:39:21,526 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-11-20 16:39:21,526 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:39:21,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:39:21 ImpRootNode [2022-11-20 16:39:21,527 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:39:21,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:39:21,527 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:39:21,528 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:39:21,528 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:38:28" (3/4) ... [2022-11-20 16:39:21,531 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:39:21,541 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-20 16:39:21,541 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 16:39:21,541 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:39:21,541 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:39:21,584 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:39:21,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:39:21,585 INFO L158 Benchmark]: Toolchain (without parser) took 53312.81ms. Allocated memory was 159.4MB in the beginning and 587.2MB in the end (delta: 427.8MB). Free memory was 112.9MB in the beginning and 208.2MB in the end (delta: -95.3MB). Peak memory consumption was 335.3MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,586 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 100.1MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:21,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.78ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 102.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.09ms. Allocated memory is still 159.4MB. Free memory was 102.0MB in the beginning and 100.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,587 INFO L158 Benchmark]: Boogie Preprocessor took 20.46ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 99.4MB in the end (delta: 956.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,587 INFO L158 Benchmark]: RCFGBuilder took 334.33ms. Allocated memory is still 159.4MB. Free memory was 99.4MB in the beginning and 86.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,588 INFO L158 Benchmark]: CodeCheck took 52605.41ms. Allocated memory was 159.4MB in the beginning and 587.2MB in the end (delta: 427.8MB). Free memory was 86.2MB in the beginning and 211.3MB in the end (delta: -125.1MB). Peak memory consumption was 303.8MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,588 INFO L158 Benchmark]: Witness Printer took 57.38ms. Allocated memory is still 587.2MB. Free memory was 211.3MB in the beginning and 208.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:21,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 47 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 48.4s, OverallIterations: 75, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33927 SdHoareTripleChecker+Valid, 75.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32121 mSDsluCounter, 16613 SdHoareTripleChecker+Invalid, 64.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15404 mSDsCounter, 4862 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60069 IncrementalHoareTripleChecker+Invalid, 64931 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4862 mSolverCounterUnsat, 1209 mSDtfsCounter, 60069 mSolverCounterSat, 2.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40873 GetRequests, 38744 SyntacticMatches, 1543 SemanticMatches, 586 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212025 ImplicationChecksByTransitivity, 38.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 6427 NumberOfCodeBlocks, 6427 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 6353 ConstructedInterpolants, 0 QuantifiedInterpolants, 19867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 57 PerfectInterpolantSequences, 20325/22534 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 59]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 59]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 59]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 59]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((((((((((main__i <= 1 && main__nlen <= main__i + 2147483646) && main__j == 0) && main__i + 1 <= main__nlen) && 1 <= main__i) || ((((1 <= main__j && main__nlen <= 2147483647) && main__j <= 7) && main__i + 1 <= main__nlen) && 1 <= main__i)) || (((main__nlen <= 2147483647 && 1 <= main__nlen) && main__i == 0) && main__j == 0)) || ((((main__nlen <= 2147483647 && 1 <= main__nlen) && !(main__j <= 6)) && main__i == 0) && main__j <= 7)) || ((((main__nlen <= 2147483647 && main__j <= 4) && !(main__j <= 3)) && 1 <= main__nlen) && main__i == 0)) || ((((main__j <= 3 && main__nlen <= 2147483647) && !(main__j <= 2)) && 1 <= main__nlen) && main__i == 0)) || ((((1 <= main__j && main__nlen <= 2147483647) && 1 <= main__nlen) && main__i == 0) && main__j <= 1)) || (((main__nlen <= 2147483647 && !(main__i <= 1)) && main__j == 0) && main__i + 1 <= main__nlen)) || ((((!(main__j <= 4) && main__nlen <= 2147483647) && main__j <= 5) && 1 <= main__nlen) && main__i == 0)) || ((((main__nlen <= 2147483647 && 1 <= main__nlen) && main__i == 0) && !(main__j <= 5)) && main__j <= 6)) || ((((main__nlen <= 2147483647 && 1 <= main__nlen) && !(main__j <= 1)) && main__i == 0) && main__j <= 2) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (((((1 <= main__j && main__nlen <= 2147483647) && main__i + 1 <= main__nlen) && 1 <= main__i) || ((((main__i <= 1 && main__nlen <= main__i + 2147483646) && main__j == 0) && main__i + 1 <= main__nlen) && 1 <= main__i)) || (((1 <= main__j && main__nlen <= 2147483647) && 1 <= main__nlen) && main__i == 0)) || (((main__nlen <= 2147483647 && !(main__i <= 1)) && main__j == 0) && main__i + 1 <= main__nlen) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: main__nlen <= 2147483647 && main__i == 0 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 100.1MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.78ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 102.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.09ms. Allocated memory is still 159.4MB. Free memory was 102.0MB in the beginning and 100.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.46ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 99.4MB in the end (delta: 956.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.33ms. Allocated memory is still 159.4MB. Free memory was 99.4MB in the beginning and 86.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 52605.41ms. Allocated memory was 159.4MB in the beginning and 587.2MB in the end (delta: 427.8MB). Free memory was 86.2MB in the beginning and 211.3MB in the end (delta: -125.1MB). Peak memory consumption was 303.8MB. Max. memory is 16.1GB. * Witness Printer took 57.38ms. Allocated memory is still 587.2MB. Free memory was 211.3MB in the beginning and 208.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:39:21,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c44cc6e0-cfb3-4e7a-be4d-9fbac5c66aae/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE