./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/hard2-both-nt.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_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/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_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/hard2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/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_b221c389-7235-40aa-8cdb-2d527f4207dd/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 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 --- 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 23:11:55,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:11:55,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:11:55,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:11:55,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:11:55,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:11:55,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:11:55,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:11:55,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:11:55,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:11:55,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:11:55,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:11:55,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:11:55,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:11:55,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:11:55,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:11:55,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:11:55,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:11:55,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:11:55,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:11:55,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:11:55,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:11:55,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:11:55,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:11:55,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:11:55,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:11:55,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:11:55,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:11:55,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:11:55,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:11:55,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:11:55,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:11:55,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:11:55,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:11:55,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:11:55,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:11:55,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:11:55,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:11:55,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:11:55,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:11:55,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:11:55,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:11:55,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:11:55,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:11:55,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:11:55,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:11:55,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:11:55,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:11:55,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:11:55,945 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:11:55,946 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:11:55,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:11:55,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:11:55,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:11:55,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:11:55,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:11:55,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:11:55,948 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:11:55,948 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:11:55,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:11:55,949 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:11:55,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:11:55,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:11:55,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:11:55,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:11:55,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:11:55,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:11:55,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:11:55,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:11:55,951 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:11:55,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:11:55,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:11:55,952 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_b221c389-7235-40aa-8cdb-2d527f4207dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ac641bc90237de255e915a5ed362430f6ac59f0f6642be7f9d8479ff0a7576 [2022-11-21 23:11:56,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:11:56,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:11:56,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:11:56,250 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:11:56,251 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:11:56,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-nla/hard2-both-nt.c [2022-11-21 23:11:59,292 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:11:59,509 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:11:59,509 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/sv-benchmarks/c/termination-nla/hard2-both-nt.c [2022-11-21 23:11:59,516 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/data/079928780/c703c472c63e4583baefa954d0acc1ad/FLAG1bcb3562e [2022-11-21 23:11:59,530 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/data/079928780/c703c472c63e4583baefa954d0acc1ad [2022-11-21 23:11:59,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:11:59,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:11:59,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:11:59,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:11:59,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:11:59,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad60a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59, skipping insertion in model container [2022-11-21 23:11:59,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:11:59,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:11:59,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:11:59,721 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:11:59,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:11:59,748 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:11:59,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59 WrapperNode [2022-11-21 23:11:59,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:11:59,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:11:59,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:11:59,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:11:59,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,782 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-11-21 23:11:59,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:11:59,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:11:59,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:11:59,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:11:59,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,822 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:11:59,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:11:59,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:11:59,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:11:59,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:11:59" (1/1) ... [2022-11-21 23:11:59,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:11:59,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:11:59,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:11:59,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b221c389-7235-40aa-8cdb-2d527f4207dd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:11:59,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:11:59,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:11:59,960 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:11:59,962 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:12:00,171 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:12:00,191 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:12:00,191 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:12:00,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:00 BoogieIcfgContainer [2022-11-21 23:12:00,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:12:00,195 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:12:00,196 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:12:00,205 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:12:00,206 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:00" (1/1) ... [2022-11-21 23:12:00,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:12:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2022-11-21 23:12:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2022-11-21 23:12:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:12:00,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:00,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:00,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:00,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:00,408 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 23:12:00,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2022-11-21 23:12:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2022-11-21 23:12:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:12:00,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:00,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:00,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:00,517 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 23:12:00,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2022-11-21 23:12:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2022-11-21 23:12:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:12:00,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:00,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:00,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:12:00,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:00,715 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 23:12:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2022-11-21 23:12:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2022-11-21 23:12:01,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:12:01,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:01,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:01,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:01,145 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 23:12:01,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2022-11-21 23:12:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-11-21 23:12:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:12:01,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:01,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:01,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:12:01,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:01,534 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 23:12:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-11-21 23:12:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-21 23:12:01,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:12:01,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:01,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:01,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:01,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:01,913 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 23:12:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2022-11-21 23:12:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-11-21 23:12:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:12:02,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:02,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:02,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:12:02,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:02,420 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 23:12:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-11-21 23:12:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-11-21 23:12:02,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:12:02,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:02,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:02,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:02,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:02,946 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 23:12:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions. [2022-11-21 23:12:03,522 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2022-11-21 23:12:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:12:03,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:03,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:03,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:12:03,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:03,588 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 23:12:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2022-11-21 23:12:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2022-11-21 23:12:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:12:04,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:04,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:04,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:04,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2022-11-21 23:12:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2022-11-21 23:12:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:12:04,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:04,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:04,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:04,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2022-11-21 23:12:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2022-11-21 23:12:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:12:05,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:05,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:05,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:05,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2022-11-21 23:12:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2022-11-21 23:12:05,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:12:05,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:05,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:05,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:05,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:06,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:12:06,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:06,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2022-11-21 23:12:06,796 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2022-11-21 23:12:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:12:06,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:06,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:06,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:06,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:07,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 103 states and 158 transitions. [2022-11-21 23:12:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 158 transitions. [2022-11-21 23:12:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:12:07,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:07,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:07,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:07,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:12:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 111 states and 169 transitions. [2022-11-21 23:12:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 169 transitions. [2022-11-21 23:12:08,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:12:08,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:08,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:08,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:12:08,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 115 states and 176 transitions. [2022-11-21 23:12:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 176 transitions. [2022-11-21 23:12:09,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:12:09,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:09,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:09,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:09,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:12:09,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 123 states and 186 transitions. [2022-11-21 23:12:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 186 transitions. [2022-11-21 23:12:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:12:09,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:09,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:09,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:09,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:12:09,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 125 states and 187 transitions. [2022-11-21 23:12:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 187 transitions. [2022-11-21 23:12:10,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:12:10,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:10,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:10,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:10,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:11,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 130 states and 198 transitions. [2022-11-21 23:12:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 198 transitions. [2022-11-21 23:12:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:12:11,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:11,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:11,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 138 states and 219 transitions. [2022-11-21 23:12:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 219 transitions. [2022-11-21 23:12:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:12:12,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:12,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:12,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:12,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:12,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:12:13,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 146 states and 232 transitions. [2022-11-21 23:12:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 232 transitions. [2022-11-21 23:12:13,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:12:13,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:13,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:13,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:13,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 150 states and 236 transitions. [2022-11-21 23:12:14,469 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 236 transitions. [2022-11-21 23:12:14,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:12:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:14,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:14,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:12:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 158 states and 249 transitions. [2022-11-21 23:12:15,575 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 249 transitions. [2022-11-21 23:12:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:12:15,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:15,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:15,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:15,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:16,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:16,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-11-21 23:12:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-11-21 23:12:16,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:12:16,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:16,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:16,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:16,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:12:18,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 170 states and 268 transitions. [2022-11-21 23:12:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 268 transitions. [2022-11-21 23:12:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:12:18,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:18,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:18,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:18,204 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 173 states and 276 transitions. [2022-11-21 23:12:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 276 transitions. [2022-11-21 23:12:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:12:19,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:19,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:19,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:19,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:19,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:12:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 180 states and 296 transitions. [2022-11-21 23:12:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 296 transitions. [2022-11-21 23:12:22,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:12:22,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:22,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:22,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:12:22,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 185 states and 311 transitions. [2022-11-21 23:12:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 311 transitions. [2022-11-21 23:12:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:12:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:23,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:23,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:12:23,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 194 states and 326 transitions. [2022-11-21 23:12:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 326 transitions. [2022-11-21 23:12:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:12:25,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:25,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:25,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 202 states and 351 transitions. [2022-11-21 23:12:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 351 transitions. [2022-11-21 23:12:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:12:27,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:27,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:27,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:27,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 207 states and 357 transitions. [2022-11-21 23:12:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 357 transitions. [2022-11-21 23:12:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:12:28,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:28,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:28,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:28,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:12:30,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:30,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 215 states and 372 transitions. [2022-11-21 23:12:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 372 transitions. [2022-11-21 23:12:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:12:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:30,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:30,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:30,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:30,422 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:12:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 223 states and 387 transitions. [2022-11-21 23:12:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 387 transitions. [2022-11-21 23:12:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:12:32,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:32,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:32,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:32,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:33,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 227 states and 395 transitions. [2022-11-21 23:12:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 395 transitions. [2022-11-21 23:12:33,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:12:33,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:33,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:33,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:33,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:12:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 235 states and 409 transitions. [2022-11-21 23:12:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 409 transitions. [2022-11-21 23:12:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:12:35,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:35,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:35,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:12:35,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:37,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 243 states and 423 transitions. [2022-11-21 23:12:37,759 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 423 transitions. [2022-11-21 23:12:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:12:37,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:37,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:37,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:37,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:12:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 251 states and 432 transitions. [2022-11-21 23:12:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 432 transitions. [2022-11-21 23:12:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:12:39,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:39,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:39,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:12:39,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 256 states and 450 transitions. [2022-11-21 23:12:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 450 transitions. [2022-11-21 23:12:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:12:41,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:12:41,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:41,845 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 265 states and 465 transitions. [2022-11-21 23:12:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 465 transitions. [2022-11-21 23:12:44,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:12:44,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:44,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:44,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:12:44,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:46,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 273 states and 493 transitions. [2022-11-21 23:12:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 493 transitions. [2022-11-21 23:12:46,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:12:46,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:46,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:46,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:46,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 23:12:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:48,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 279 states and 501 transitions. [2022-11-21 23:12:48,391 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 501 transitions. [2022-11-21 23:12:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:12:48,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:48,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:48,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:12:48,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 284 states and 507 transitions. [2022-11-21 23:12:50,293 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 507 transitions. [2022-11-21 23:12:50,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:12:50,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:50,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:50,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:50,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 23:12:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 286 states and 515 transitions. [2022-11-21 23:12:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 515 transitions. [2022-11-21 23:12:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:12:51,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:51,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:51,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:12:51,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 23:12:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 294 states and 531 transitions. [2022-11-21 23:12:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 531 transitions. [2022-11-21 23:12:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:12:53,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:53,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:53,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:53,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 298 states and 539 transitions. [2022-11-21 23:12:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 539 transitions. [2022-11-21 23:12:55,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:12:55,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:55,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:55,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:55,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 23:12:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 306 states and 554 transitions. [2022-11-21 23:12:57,926 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 554 transitions. [2022-11-21 23:12:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:12:57,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:57,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:57,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:12:57,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:12:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 314 states and 568 transitions. [2022-11-21 23:13:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 568 transitions. [2022-11-21 23:13:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:13:00,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:00,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:00,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:13:00,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 23:13:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 322 states and 577 transitions. [2022-11-21 23:13:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 577 transitions. [2022-11-21 23:13:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:13:02,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:02,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:02,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:13:02,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 327 states and 598 transitions. [2022-11-21 23:13:05,044 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 598 transitions. [2022-11-21 23:13:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:13:05,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:05,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:05,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 23:13:05,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 336 states and 613 transitions. [2022-11-21 23:13:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 613 transitions. [2022-11-21 23:13:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:13:10,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:10,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:10,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:13:10,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 344 states and 644 transitions. [2022-11-21 23:13:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 644 transitions. [2022-11-21 23:13:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:13:12,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:12,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:12,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:13:12,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 349 states and 650 transitions. [2022-11-21 23:13:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 650 transitions. [2022-11-21 23:13:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:13:15,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:15,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:15,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:13:15,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-21 23:13:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 357 states and 667 transitions. [2022-11-21 23:13:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 667 transitions. [2022-11-21 23:13:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:13:18,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:18,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:13:18,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-21 23:13:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:20,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 365 states and 684 transitions. [2022-11-21 23:13:20,759 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 684 transitions. [2022-11-21 23:13:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:13:20,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:20,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:20,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:13:20,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:23,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 369 states and 692 transitions. [2022-11-21 23:13:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 692 transitions. [2022-11-21 23:13:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 23:13:23,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:23,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:23,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:13:23,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:23,472 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-21 23:13:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 377 states and 708 transitions. [2022-11-21 23:13:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 708 transitions. [2022-11-21 23:13:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 23:13:26,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:26,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:26,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:13:26,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:26,480 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 385 states and 722 transitions. [2022-11-21 23:13:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 722 transitions. [2022-11-21 23:13:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:13:29,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:29,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:29,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:13:29,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-21 23:13:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 393 states and 731 transitions. [2022-11-21 23:13:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 731 transitions. [2022-11-21 23:13:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:13:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:31,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:31,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:13:31,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:31,963 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:34,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 398 states and 755 transitions. [2022-11-21 23:13:34,814 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 755 transitions. [2022-11-21 23:13:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 23:13:34,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:34,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-21 23:13:34,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:42,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:42,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 407 states and 770 transitions. [2022-11-21 23:13:42,874 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 770 transitions. [2022-11-21 23:13:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:13:42,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:42,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:42,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:13:42,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:45,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 415 states and 804 transitions. [2022-11-21 23:13:45,611 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 804 transitions. [2022-11-21 23:13:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 23:13:45,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:45,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:45,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:13:45,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-21 23:13:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:48,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 421 states and 812 transitions. [2022-11-21 23:13:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 812 transitions. [2022-11-21 23:13:48,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 23:13:48,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:48,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:48,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:13:48,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-21 23:13:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 423 states and 822 transitions. [2022-11-21 23:13:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 822 transitions. [2022-11-21 23:13:49,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 23:13:49,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:49,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:49,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:13:49,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:52,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 428 states and 828 transitions. [2022-11-21 23:13:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 828 transitions. [2022-11-21 23:13:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 23:13:52,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:52,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:13:52,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-21 23:13:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 436 states and 846 transitions. [2022-11-21 23:13:56,247 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 846 transitions. [2022-11-21 23:13:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 23:13:56,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:56,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:56,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:13:56,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 440 states and 854 transitions. [2022-11-21 23:13:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 854 transitions. [2022-11-21 23:13:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 23:13:59,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:59,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:59,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:13:59,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:13:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-21 23:14:02,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:02,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 448 states and 871 transitions. [2022-11-21 23:14:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 871 transitions. [2022-11-21 23:14:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 23:14:02,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:02,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:02,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:14:02,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 456 states and 885 transitions. [2022-11-21 23:14:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 885 transitions. [2022-11-21 23:14:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 23:14:06,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:06,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:06,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:14:06,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-21 23:14:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 464 states and 894 transitions. [2022-11-21 23:14:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 894 transitions. [2022-11-21 23:14:09,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-21 23:14:09,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:09,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:09,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:14:09,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:09,994 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 469 states and 921 transitions. [2022-11-21 23:14:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 921 transitions. [2022-11-21 23:14:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 23:14:13,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:13,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:13,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-21 23:14:13,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:29,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:29,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 478 states and 936 transitions. [2022-11-21 23:14:29,809 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 936 transitions. [2022-11-21 23:14:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-21 23:14:29,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:29,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:29,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:14:29,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 486 states and 973 transitions. [2022-11-21 23:14:33,467 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 973 transitions. [2022-11-21 23:14:33,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 23:14:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:33,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:33,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:14:33,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:33,715 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 23:14:36,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 492 states and 981 transitions. [2022-11-21 23:14:36,974 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 981 transitions. [2022-11-21 23:14:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 23:14:36,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:36,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:37,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:14:37,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:37,328 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:40,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 497 states and 987 transitions. [2022-11-21 23:14:40,467 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 987 transitions. [2022-11-21 23:14:40,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 23:14:40,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:40,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:40,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:14:40,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 23:14:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 499 states and 998 transitions. [2022-11-21 23:14:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 998 transitions. [2022-11-21 23:14:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 23:14:42,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:42,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:42,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:14:42,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:42,484 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 23:14:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 507 states and 1017 transitions. [2022-11-21 23:14:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1017 transitions. [2022-11-21 23:14:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 23:14:46,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:46,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:46,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:14:46,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 511 states and 1025 transitions. [2022-11-21 23:14:50,197 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1025 transitions. [2022-11-21 23:14:50,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-21 23:14:50,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:50,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:50,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:14:50,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:50,597 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 23:14:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 519 states and 1043 transitions. [2022-11-21 23:14:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1043 transitions. [2022-11-21 23:14:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-21 23:14:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:54,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:54,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:14:54,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 527 states and 1057 transitions. [2022-11-21 23:14:59,448 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1057 transitions. [2022-11-21 23:14:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 23:14:59,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:59,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:59,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:14:59,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:14:59,796 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 23:15:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 535 states and 1066 transitions. [2022-11-21 23:15:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1066 transitions. [2022-11-21 23:15:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 23:15:02,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:02,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:02,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:15:02,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 540 states and 1096 transitions. [2022-11-21 23:15:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1096 transitions. [2022-11-21 23:15:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-21 23:15:07,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:07,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:07,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-21 23:15:07,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 549 states and 1111 transitions. [2022-11-21 23:15:43,399 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1111 transitions. [2022-11-21 23:15:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 23:15:43,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:43,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:43,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:15:43,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:47,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:47,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 557 states and 1151 transitions. [2022-11-21 23:15:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1151 transitions. [2022-11-21 23:15:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 23:15:47,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:47,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:47,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:15:47,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-21 23:15:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 563 states and 1159 transitions. [2022-11-21 23:15:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1159 transitions. [2022-11-21 23:15:51,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 23:15:51,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:51,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:51,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:15:51,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:56,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 568 states and 1165 transitions. [2022-11-21 23:15:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1165 transitions. [2022-11-21 23:15:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 23:15:56,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:56,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:56,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:15:56,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-21 23:15:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:58,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 570 states and 1177 transitions. [2022-11-21 23:15:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1177 transitions. [2022-11-21 23:15:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 23:15:58,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:58,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:58,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:15:58,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:15:58,627 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-21 23:16:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 578 states and 1197 transitions. [2022-11-21 23:16:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1197 transitions. [2022-11-21 23:16:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 23:16:03,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:03,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:03,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:16:03,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:07,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 582 states and 1205 transitions. [2022-11-21 23:16:07,872 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1205 transitions. [2022-11-21 23:16:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 23:16:07,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:07,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:07,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:16:07,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-21 23:16:13,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 590 states and 1224 transitions. [2022-11-21 23:16:13,273 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1224 transitions. [2022-11-21 23:16:13,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 23:16:13,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:13,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:13,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:16:13,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 598 states and 1238 transitions. [2022-11-21 23:16:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1238 transitions. [2022-11-21 23:16:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-21 23:16:19,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:19,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:19,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:16:19,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-11-21 23:16:22,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 606 states and 1247 transitions. [2022-11-21 23:16:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1247 transitions. [2022-11-21 23:16:22,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 23:16:22,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:23,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 23:16:23,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 611 states and 1280 transitions. [2022-11-21 23:16:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1280 transitions. [2022-11-21 23:16:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 23:16:28,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:28,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:28,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-21 23:16:28,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:16:32,496 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:17:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 620 states and 1295 transitions. [2022-11-21 23:17:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1295 transitions. [2022-11-21 23:17:43,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 23:17:43,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:43,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:43,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:17:43,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:17:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:17:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 628 states and 1338 transitions. [2022-11-21 23:17:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1338 transitions. [2022-11-21 23:17:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:17:49,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:49,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:49,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:17:49,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:17:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-21 23:17:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 634 states and 1346 transitions. [2022-11-21 23:17:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1346 transitions. [2022-11-21 23:17:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:17:54,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:54,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:54,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:17:54,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:17:54,715 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:17:59,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 639 states and 1352 transitions. [2022-11-21 23:17:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1352 transitions. [2022-11-21 23:17:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:17:59,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:59,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:59,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:17:59,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:17:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-21 23:18:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 641 states and 1365 transitions. [2022-11-21 23:18:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1365 transitions. [2022-11-21 23:18:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 23:18:02,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:02,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:02,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:18:02,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-21 23:18:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 649 states and 1386 transitions. [2022-11-21 23:18:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1386 transitions. [2022-11-21 23:18:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 23:18:08,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:08,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:08,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:18:08,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:09,162 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:18:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 653 states and 1394 transitions. [2022-11-21 23:18:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1394 transitions. [2022-11-21 23:18:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 23:18:15,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:15,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:15,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:18:15,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-21 23:18:21,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:21,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 661 states and 1414 transitions. [2022-11-21 23:18:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1414 transitions. [2022-11-21 23:18:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 23:18:21,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:21,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:21,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:18:21,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:18:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 669 states and 1428 transitions. [2022-11-21 23:18:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1428 transitions. [2022-11-21 23:18:28,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 23:18:28,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:28,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:28,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:18:28,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:28,611 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-21 23:18:32,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:32,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 677 states and 1437 transitions. [2022-11-21 23:18:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1437 transitions. [2022-11-21 23:18:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 23:18:32,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:32,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:32,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-21 23:18:32,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:18:38,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:39,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 682 states and 1473 transitions. [2022-11-21 23:18:39,000 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1473 transitions. [2022-11-21 23:18:39,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-21 23:18:39,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:39,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:39,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-21 23:18:39,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:18:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:19:34,592 WARN L233 SmtUtils]: Spent 11.16s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:20:01,032 WARN L233 SmtUtils]: Spent 7.88s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:20:53,189 WARN L233 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:21:21,464 WARN L233 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:21:45,634 WARN L233 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:22:13,073 WARN L233 SmtUtils]: Spent 8.80s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 23:22:13,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 691 states and 1488 transitions. [2022-11-21 23:22:13,294 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1488 transitions. [2022-11-21 23:22:13,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-21 23:22:13,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:13,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:13,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 23:22:13,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:22:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 699 states and 1534 transitions. [2022-11-21 23:22:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1534 transitions. [2022-11-21 23:22:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 23:22:20,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:20,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:20,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:22:20,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:20,752 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-21 23:22:27,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:27,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 705 states and 1542 transitions. [2022-11-21 23:22:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1542 transitions. [2022-11-21 23:22:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 23:22:27,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:27,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 23:22:27,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:22:34,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:34,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 710 states and 1548 transitions. [2022-11-21 23:22:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1548 transitions. [2022-11-21 23:22:34,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 23:22:34,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:34,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:34,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:22:34,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-21 23:22:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 712 states and 1562 transitions. [2022-11-21 23:22:38,540 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1562 transitions. [2022-11-21 23:22:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:22:38,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:38,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:38,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:22:38,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-21 23:22:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 720 states and 1584 transitions. [2022-11-21 23:22:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1584 transitions. [2022-11-21 23:22:45,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:22:45,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:45,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:45,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:22:45,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:22:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 724 states and 1592 transitions. [2022-11-21 23:22:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1592 transitions. [2022-11-21 23:22:55,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 23:22:55,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:55,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:55,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:22:55,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:22:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-21 23:23:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 732 states and 1613 transitions. [2022-11-21 23:23:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1613 transitions. [2022-11-21 23:23:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 23:23:04,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:04,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:04,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:23:04,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:23:04,811 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:23:14,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 23:23:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 740 states and 1627 transitions. [2022-11-21 23:23:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1627 transitions. [2022-11-21 23:23:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 23:23:16,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:16,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:16,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:23:16,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:23:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-11-21 23:23:21,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:21,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 748 states and 1636 transitions. [2022-11-21 23:23:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1636 transitions. [2022-11-21 23:23:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 23:23:21,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:21,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-21 23:23:21,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:23:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:23:30,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 753 states and 1675 transitions. [2022-11-21 23:23:30,186 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1675 transitions. [2022-11-21 23:23:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 23:23:30,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:30,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:30,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 25 conjunts are in the unsatisfiable core [2022-11-21 23:23:30,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:23:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:25:19,753 WARN L233 SmtUtils]: Spent 24.89s on a formula simplification that was a NOOP. DAG size: 173 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)