./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/rewrev.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rewrev.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg --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 40cb4a1cdff0a4e27345697e0d771f8cc035da7ed4f2bd40d71a1d68f6e99f3f --- 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-b5237d8 [2022-11-21 23:21:45,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:21:45,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:21:45,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:21:45,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:21:45,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:21:45,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:21:45,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:21:45,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:21:45,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:21:45,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:21:45,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:21:45,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:21:45,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:21:45,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:21:45,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:21:45,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:21:45,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:21:45,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:21:45,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:21:45,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:21:45,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:21:45,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:21:45,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:21:45,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:21:45,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:21:45,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:21:45,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:21:45,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:21:45,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:21:45,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:21:45,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:21:45,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:21:45,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:21:45,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:21:45,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:21:45,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:21:45,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:21:45,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:21:45,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:21:45,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:21:45,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:21:45,554 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:21:45,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:21:45,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:21:45,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:21:45,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:21:45,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:21:45,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:21:45,557 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:21:45,558 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:21:45,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:21:45,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:21:45,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:21:45,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:21:45,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:21:45,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:21:45,559 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:21:45,560 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:21:45,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:21:45,560 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:21:45,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:21:45,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:21:45,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:21:45,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:21:45,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:21:45,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:21:45,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:21:45,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:21:45,562 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:21:45,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:21:45,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:21:45,563 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_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40cb4a1cdff0a4e27345697e0d771f8cc035da7ed4f2bd40d71a1d68f6e99f3f [2022-11-21 23:21:45,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:21:45,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:21:45,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:21:45,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:21:45,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:21:45,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-tiling/rewrev.c [2022-11-21 23:21:49,092 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:21:49,283 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:21:49,284 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/sv-benchmarks/c/array-tiling/rewrev.c [2022-11-21 23:21:49,288 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/data/056b43b9d/30c458c4deba484ca3b7df05f0efd34e/FLAG4324b7ace [2022-11-21 23:21:49,302 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/data/056b43b9d/30c458c4deba484ca3b7df05f0efd34e [2022-11-21 23:21:49,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:21:49,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:21:49,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:21:49,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:21:49,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:21:49,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfc8e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49, skipping insertion in model container [2022-11-21 23:21:49,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:21:49,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:21:49,542 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_ca0b8aec-2663-4ae0-91c3-05288bd198a3/sv-benchmarks/c/array-tiling/rewrev.c[397,410] [2022-11-21 23:21:49,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:21:49,577 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:21:49,590 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_ca0b8aec-2663-4ae0-91c3-05288bd198a3/sv-benchmarks/c/array-tiling/rewrev.c[397,410] [2022-11-21 23:21:49,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:21:49,625 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:21:49,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49 WrapperNode [2022-11-21 23:21:49,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:21:49,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:21:49,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:21:49,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:21:49,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,670 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2022-11-21 23:21:49,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:21:49,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:21:49,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:21:49,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:21:49,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,701 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:21:49,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:21:49,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:21:49,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:21:49,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:21:49" (1/1) ... [2022-11-21 23:21:49,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:21:49,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:21:49,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:21:49,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca0b8aec-2663-4ae0-91c3-05288bd198a3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:21:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:21:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:21:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:21:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:21:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:21:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:21:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:21:49,875 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:21:49,877 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:21:50,043 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:21:50,110 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:21:50,110 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:21:50,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:21:50 BoogieIcfgContainer [2022-11-21 23:21:50,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:21:50,115 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:21:50,115 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:21:50,136 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:21:50,137 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:21:50" (1/1) ... [2022-11-21 23:21:50,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:21:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-21 23:21:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-21 23:21:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:21:50,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:50,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:50,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-11-21 23:21:50,455 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-11-21 23:21:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:21:50,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2022-11-21 23:21:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2022-11-21 23:21:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:21:50,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 23:21:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 23:21:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:21:50,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 23:21:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 23:21:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:21:50,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-11-21 23:21:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-11-21 23:21:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:21:51,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:51,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-11-21 23:21:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-11-21 23:21:51,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:21:51,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:51,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:51,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-11-21 23:21:51,412 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-11-21 23:21:51,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:21:51,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:51,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-11-21 23:21:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-11-21 23:21:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:21:52,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:52,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:21:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-11-21 23:21:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-11-21 23:21:52,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:21:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:52,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:21:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2022-11-21 23:21:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2022-11-21 23:21:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:21:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:21:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-11-21 23:21:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-11-21 23:21:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:53,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:53,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:21:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-11-21 23:21:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-11-21 23:21:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:21:53,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:21:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2022-11-21 23:21:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-21 23:21:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:21:54,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:54,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-21 23:21:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-21 23:21:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:21:57,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:57,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:21:58,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-11-21 23:21:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-21 23:21:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:21:58,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:58,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:21:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2022-11-21 23:21:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2022-11-21 23:21:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:21:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:22:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 80 transitions. [2022-11-21 23:22:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2022-11-21 23:22:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:22:03,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-21 23:22:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 84 transitions. [2022-11-21 23:22:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2022-11-21 23:22:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:22:04,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:05,711 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 44 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:22:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 94 states and 109 transitions. [2022-11-21 23:22:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 109 transitions. [2022-11-21 23:22:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:22:11,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:11,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:11,453 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-21 23:22:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 97 states and 113 transitions. [2022-11-21 23:22:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 113 transitions. [2022-11-21 23:22:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:22:12,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:12,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 43 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:22:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 122 states and 142 transitions. [2022-11-21 23:22:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2022-11-21 23:22:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 23:22:21,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:21,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:21,798 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-21 23:22:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 125 states and 146 transitions. [2022-11-21 23:22:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2022-11-21 23:22:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 23:22:23,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:23,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 60 proven. 97 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:22:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:34,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 153 states and 179 transitions. [2022-11-21 23:22:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 179 transitions. [2022-11-21 23:22:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 23:22:34,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:34,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-21 23:22:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 156 states and 183 transitions. [2022-11-21 23:22:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2022-11-21 23:22:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 23:22:37,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:37,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 80 proven. 131 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:22:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 187 states and 220 transitions. [2022-11-21 23:22:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 220 transitions. [2022-11-21 23:22:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 23:22:51,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:51,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:52,681 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 23:22:54,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:54,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 190 states and 224 transitions. [2022-11-21 23:22:54,878 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 224 transitions. [2022-11-21 23:22:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-21 23:22:54,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:54,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 103 proven. 170 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:23:13,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 224 states and 265 transitions. [2022-11-21 23:23:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 265 transitions. [2022-11-21 23:23:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:23:13,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:13,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:14,635 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-21 23:23:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:17,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 227 states and 269 transitions. [2022-11-21 23:23:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 269 transitions. [2022-11-21 23:23:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 23:23:17,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 129 proven. 214 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:23:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 264 states and 314 transitions. [2022-11-21 23:23:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 314 transitions. [2022-11-21 23:23:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 23:23:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:40,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-11-21 23:23:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 267 states and 318 transitions. [2022-11-21 23:23:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2022-11-21 23:23:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 23:23:44,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:44,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 158 proven. 263 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:24:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 307 states and 367 transitions. [2022-11-21 23:24:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 367 transitions. [2022-11-21 23:24:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 23:24:14,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:14,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-11-21 23:24:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 310 states and 371 transitions. [2022-11-21 23:24:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 371 transitions. [2022-11-21 23:24:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 23:24:18,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:18,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 190 proven. 317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:24:54,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:54,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 353 states and 424 transitions. [2022-11-21 23:24:54,252 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 424 transitions. [2022-11-21 23:24:54,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-21 23:24:54,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:54,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:55,524 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2022-11-21 23:24:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 356 states and 428 transitions. [2022-11-21 23:24:59,234 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 428 transitions. [2022-11-21 23:24:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 23:24:59,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 225 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:25:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 402 states and 485 transitions. [2022-11-21 23:25:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 485 transitions. [2022-11-21 23:25:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 23:25:42,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:42,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2022-11-21 23:25:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 405 states and 489 transitions. [2022-11-21 23:25:48,324 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 489 transitions. [2022-11-21 23:25:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 23:25:48,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:48,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 263 proven. 440 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:26:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:26:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 454 states and 550 transitions. [2022-11-21 23:26:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 550 transitions. [2022-11-21 23:26:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 23:26:40,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:26:40,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:26:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:26:42,350 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-11-21 23:26:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:26:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 457 states and 554 transitions. [2022-11-21 23:26:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 554 transitions. [2022-11-21 23:26:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-21 23:26:47,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:26:47,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:26:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:26:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 304 proven. 509 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:27:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 509 states and 619 transitions. [2022-11-21 23:27:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 619 transitions. [2022-11-21 23:27:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-21 23:27:50,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:50,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:52,155 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-11-21 23:27:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 512 states and 623 transitions. [2022-11-21 23:27:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 623 transitions. [2022-11-21 23:27:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-21 23:27:57,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:57,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:28:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 348 proven. 583 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:29:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 567 states and 692 transitions. [2022-11-21 23:29:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 692 transitions. [2022-11-21 23:29:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-21 23:29:12,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:12,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:14,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-11-21 23:29:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:29:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 570 states and 696 transitions. [2022-11-21 23:29:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 696 transitions. [2022-11-21 23:29:20,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-21 23:29:20,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:29:20,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:29:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:29:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 395 proven. 662 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:30:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:30:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 628 states and 769 transitions. [2022-11-21 23:30:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 769 transitions. [2022-11-21 23:30:47,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-21 23:30:47,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:30:47,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:30:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:30:49,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-11-21 23:30:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:30:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 631 states and 773 transitions. [2022-11-21 23:30:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 773 transitions. [2022-11-21 23:30:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-21 23:30:55,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:30:55,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:30:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:31:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 445 proven. 746 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:32:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 692 states and 850 transitions. [2022-11-21 23:32:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 850 transitions. [2022-11-21 23:32:35,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-21 23:32:35,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:35,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-11-21 23:32:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 695 states and 854 transitions. [2022-11-21 23:32:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 854 transitions. [2022-11-21 23:32:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-21 23:32:45,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:45,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 498 proven. 835 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.