./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.18-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/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_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.18-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/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 64bit --witnessprinter.graph.data.programhash 64e9a02fe4d55a12958b5de8c28c6c0ab007c7a3dc976261fd9d4ec11bf5feff --- 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 23:56:18,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:56:18,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:56:18,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:56:18,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:56:18,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:56:18,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:56:18,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:56:18,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:56:18,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:56:18,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:56:18,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:56:18,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:56:18,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:56:18,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:56:18,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:56:18,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:56:18,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:56:18,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:56:18,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:56:18,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:56:18,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:56:18,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:56:18,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:56:18,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:56:18,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:56:18,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:56:18,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:56:18,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:56:18,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:56:18,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:56:18,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:56:18,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:56:18,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:56:18,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:56:18,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:56:18,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:56:18,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:56:18,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:56:18,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:56:18,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:56:18,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:56:18,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:56:18,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:56:18,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:56:18,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:56:18,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:56:18,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:56:18,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:56:18,184 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:56:18,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:56:18,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:56:18,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:56:18,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:56:18,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:56:18,186 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:56:18,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:56:18,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:56:18,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:56:18,188 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:56:18,188 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:56:18,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:56:18,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:56:18,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:56:18,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:56:18,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:56:18,190 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:56:18,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:56:18,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:56:18,191 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_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64e9a02fe4d55a12958b5de8c28c6c0ab007c7a3dc976261fd9d4ec11bf5feff [2022-11-21 23:56:18,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:56:18,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:56:18,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:56:18,564 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:56:18,565 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:56:18,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-memory-alloca/b.18-alloca.i [2022-11-21 23:56:21,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:56:21,883 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:56:21,884 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/sv-benchmarks/c/termination-memory-alloca/b.18-alloca.i [2022-11-21 23:56:21,907 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/data/236ae7b2f/fb8be1f85300432e886d5b00de0db44d/FLAG2fa02f8e8 [2022-11-21 23:56:21,930 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/data/236ae7b2f/fb8be1f85300432e886d5b00de0db44d [2022-11-21 23:56:21,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:56:21,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:56:21,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:56:21,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:56:21,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:56:21,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9cec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21, skipping insertion in model container [2022-11-21 23:56:21,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:56:22,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:56:22,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:56:22,307 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:56:22,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:56:22,363 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:56:22,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22 WrapperNode [2022-11-21 23:56:22,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:56:22,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:56:22,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:56:22,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:56:22,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,406 INFO L138 Inliner]: procedures = 111, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2022-11-21 23:56:22,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:56:22,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:56:22,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:56:22,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:56:22,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,428 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:56:22,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:56:22,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:56:22,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:56:22,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:56:22,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:56:22,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:56:22,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d9a1bcb-a741-4c7c-ac0e-7be8bf3228c2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:56:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:56:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:56:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:56:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:56:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:56:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:56:22,624 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:56:22,627 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:56:22,777 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:56:22,815 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:56:22,815 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:56:22,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:56:22 BoogieIcfgContainer [2022-11-21 23:56:22,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:56:22,819 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:56:22,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:56:22,832 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:56:22,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:56:22,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-11-21 23:56:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-11-21 23:56:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:56:22,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,169 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 23:56:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-21 23:56:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-21 23:56:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:56:23,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:23,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,992 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 23:56:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2022-11-21 23:56:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-11-21 23:56:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:56:24,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,444 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 23:56:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2022-11-21 23:56:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-11-21 23:56:25,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:56:25,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:25,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:25,383 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 23:56:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-21 23:56:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-21 23:56:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:56:25,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:25,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:26,091 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 23:56:26,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2022-11-21 23:56:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2022-11-21 23:56:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:26,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:26,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:26,782 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 23:56:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2022-11-21 23:56:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2022-11-21 23:56:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:27,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:27,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:27,381 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 23:56:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2022-11-21 23:56:27,829 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2022-11-21 23:56:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:56:27,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:27,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:29,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2022-11-21 23:56:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2022-11-21 23:56:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:56:29,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:29,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:30,000 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 23:56:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:30,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2022-11-21 23:56:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2022-11-21 23:56:30,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:56:30,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:30,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:32,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 50 states and 104 transitions. [2022-11-21 23:56:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 104 transitions. [2022-11-21 23:56:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:56:32,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:32,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:32,907 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 23:56:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 51 states and 106 transitions. [2022-11-21 23:56:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 106 transitions. [2022-11-21 23:56:33,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:33,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:33,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:36,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 57 states and 126 transitions. [2022-11-21 23:56:36,900 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 126 transitions. [2022-11-21 23:56:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:36,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:36,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:39,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 131 transitions. [2022-11-21 23:56:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2022-11-21 23:56:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:39,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:39,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:56:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 60 states and 134 transitions. [2022-11-21 23:56:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 134 transitions. [2022-11-21 23:56:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:39,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:39,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 62 states and 144 transitions. [2022-11-21 23:56:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 144 transitions. [2022-11-21 23:56:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:56:41,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 64 states and 148 transitions. [2022-11-21 23:56:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 148 transitions. [2022-11-21 23:56:41,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:41,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:41,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:42,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 65 states and 153 transitions. [2022-11-21 23:56:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 153 transitions. [2022-11-21 23:56:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:42,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:56:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 66 states and 154 transitions. [2022-11-21 23:56:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 154 transitions. [2022-11-21 23:56:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:42,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:42,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:43,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 67 states and 156 transitions. [2022-11-21 23:56:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 156 transitions. [2022-11-21 23:56:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:56:43,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:44,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 70 states and 163 transitions. [2022-11-21 23:56:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 163 transitions. [2022-11-21 23:56:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:56:47,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:47,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 76 states and 175 transitions. [2022-11-21 23:56:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2022-11-21 23:56:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:56:51,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 81 states and 200 transitions. [2022-11-21 23:56:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 200 transitions. [2022-11-21 23:56:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:56:55,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:55,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:57,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:57,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 83 states and 202 transitions. [2022-11-21 23:56:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 202 transitions. [2022-11-21 23:56:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:56:57,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:57,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 89 states and 216 transitions. [2022-11-21 23:57:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 216 transitions. [2022-11-21 23:57:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:57:04,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:57:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 90 states and 216 transitions. [2022-11-21 23:57:06,486 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 216 transitions. [2022-11-21 23:57:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:57:06,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:06,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:57:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:08,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 91 states and 216 transitions. [2022-11-21 23:57:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 216 transitions. [2022-11-21 23:57:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:57:08,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:08,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:57:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:09,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 91 states and 214 transitions. [2022-11-21 23:57:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 214 transitions. [2022-11-21 23:57:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:57:09,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:09,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:57:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 92 states and 216 transitions. [2022-11-21 23:57:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 216 transitions. [2022-11-21 23:57:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:57:10,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 94 states and 221 transitions. [2022-11-21 23:57:12,874 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 221 transitions. [2022-11-21 23:57:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:57:12,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:12,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 104 states and 256 transitions. [2022-11-21 23:57:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 256 transitions. [2022-11-21 23:57:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:57:23,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 106 states and 258 transitions. [2022-11-21 23:57:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 258 transitions. [2022-11-21 23:57:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:57:25,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:25,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 108 states and 260 transitions. [2022-11-21 23:57:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 260 transitions. [2022-11-21 23:57:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:57:29,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:29,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 113 states and 281 transitions. [2022-11-21 23:57:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 281 transitions. [2022-11-21 23:57:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:38,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:38,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 119 states and 289 transitions. [2022-11-21 23:57:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 289 transitions. [2022-11-21 23:57:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:47,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:47,759 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:57:49,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:49,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 120 states and 285 transitions. [2022-11-21 23:57:49,751 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 285 transitions. [2022-11-21 23:57:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:49,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:49,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:57:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 120 states and 284 transitions. [2022-11-21 23:57:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 284 transitions. [2022-11-21 23:57:50,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:50,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:50,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:57:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 122 states and 288 transitions. [2022-11-21 23:57:52,821 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 288 transitions. [2022-11-21 23:57:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:52,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:52,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:57:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 122 states and 287 transitions. [2022-11-21 23:57:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 287 transitions. [2022-11-21 23:57:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:57:53,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:58:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 130 states and 311 transitions. [2022-11-21 23:58:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 311 transitions. [2022-11-21 23:58:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:58:02,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:02,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:04,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:04,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 130 states and 308 transitions. [2022-11-21 23:58:04,551 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 308 transitions. [2022-11-21 23:58:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:58:04,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:04,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 131 states and 310 transitions. [2022-11-21 23:58:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 310 transitions. [2022-11-21 23:58:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:58:07,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:07,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:58:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:12,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 133 states and 310 transitions. [2022-11-21 23:58:12,883 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 310 transitions. [2022-11-21 23:58:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:58:12,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:12,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:58:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:22,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 139 states and 321 transitions. [2022-11-21 23:58:22,001 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 321 transitions. [2022-11-21 23:58:22,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:58:22,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:22,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:23,325 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:58:29,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:29,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 144 states and 339 transitions. [2022-11-21 23:58:29,901 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 339 transitions. [2022-11-21 23:58:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:58:29,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:58:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 149 states and 357 transitions. [2022-11-21 23:58:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 357 transitions. [2022-11-21 23:58:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:58:39,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:39,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:58:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 150 states and 359 transitions. [2022-11-21 23:58:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 359 transitions. [2022-11-21 23:58:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:58:42,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:42,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:58:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 150 states and 358 transitions. [2022-11-21 23:58:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 358 transitions. [2022-11-21 23:58:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:58:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:49,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 150 states and 356 transitions. [2022-11-21 23:58:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 356 transitions. [2022-11-21 23:58:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:58:52,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:52,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:59:04,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 158 states and 393 transitions. [2022-11-21 23:59:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 393 transitions. [2022-11-21 23:59:04,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:59:04,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:04,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:05,896 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:59:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 163 states and 415 transitions. [2022-11-21 23:59:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 415 transitions. [2022-11-21 23:59:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:59:13,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:13,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:59:22,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 165 states and 420 transitions. [2022-11-21 23:59:22,228 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 420 transitions. [2022-11-21 23:59:22,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:59:22,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:22,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 23:59:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 167 states and 420 transitions. [2022-11-21 23:59:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 420 transitions. [2022-11-21 23:59:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:59:28,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:28,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:59:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:30,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 168 states and 422 transitions. [2022-11-21 23:59:30,045 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 422 transitions. [2022-11-21 23:59:30,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:59:30,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:30,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:59:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 175 states and 450 transitions. [2022-11-21 23:59:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 450 transitions. [2022-11-21 23:59:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:59:42,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:42,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:59:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 177 states and 453 transitions. [2022-11-21 23:59:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 453 transitions. [2022-11-21 23:59:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:59:45,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:45,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:59:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 182 states and 472 transitions. [2022-11-21 23:59:57,216 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 472 transitions. [2022-11-21 23:59:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:59:57,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:57,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 184 states and 480 transitions. [2022-11-22 00:00:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 480 transitions. [2022-11-22 00:00:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 00:00:03,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:03,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-22 00:00:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 185 states and 482 transitions. [2022-11-22 00:00:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 482 transitions. [2022-11-22 00:00:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 00:00:05,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:05,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 185 states and 475 transitions. [2022-11-22 00:00:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 475 transitions. [2022-11-22 00:00:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 00:00:15,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:15,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-22 00:00:19,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 185 states and 473 transitions. [2022-11-22 00:00:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 473 transitions. [2022-11-22 00:00:19,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-22 00:00:19,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:19,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:23,321 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 00:00:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:36,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 189 states and 472 transitions. [2022-11-22 00:00:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 472 transitions. [2022-11-22 00:00:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 00:00:36,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:36,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 195 states and 486 transitions. [2022-11-22 00:00:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 486 transitions. [2022-11-22 00:00:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 00:00:51,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:51,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:01:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 200 states and 507 transitions. [2022-11-22 00:01:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 507 transitions. [2022-11-22 00:01:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 00:01:02,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:02,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:01:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 205 states and 526 transitions. [2022-11-22 00:01:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 526 transitions. [2022-11-22 00:01:16,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 00:01:16,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:16,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 28 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:01:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:28,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 205 states and 523 transitions. [2022-11-22 00:01:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 523 transitions. [2022-11-22 00:01:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 00:01:28,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:28,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:28,472 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-22 00:01:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 205 states and 521 transitions. [2022-11-22 00:01:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 521 transitions. [2022-11-22 00:01:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-22 00:01:31,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:31,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-22 00:01:33,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 205 states and 520 transitions. [2022-11-22 00:01:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 520 transitions. [2022-11-22 00:01:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-22 00:01:33,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:33,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-22 00:01:35,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:35,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 205 states and 518 transitions. [2022-11-22 00:01:35,023 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 518 transitions. [2022-11-22 00:01:35,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-22 00:01:35,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:35,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-22 00:01:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 207 states and 522 transitions. [2022-11-22 00:01:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 522 transitions. [2022-11-22 00:01:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-22 00:01:38,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:38,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 30 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-22 00:01:49,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:49,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 207 states and 519 transitions. [2022-11-22 00:01:49,625 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 519 transitions. [2022-11-22 00:01:49,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-22 00:01:49,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:49,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:51,861 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:02:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 215 states and 541 transitions. [2022-11-22 00:02:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 541 transitions. [2022-11-22 00:02:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-22 00:02:07,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:07,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:02:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 220 states and 572 transitions. [2022-11-22 00:02:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 572 transitions. [2022-11-22 00:02:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:02:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-22 00:02:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:27,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 220 states and 567 transitions. [2022-11-22 00:02:27,039 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 567 transitions. [2022-11-22 00:02:27,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:02:27,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:27,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:02:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 220 states and 563 transitions. [2022-11-22 00:02:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 563 transitions. [2022-11-22 00:02:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:02:36,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:36,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-22 00:02:41,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 220 states and 550 transitions. [2022-11-22 00:02:41,350 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 550 transitions. [2022-11-22 00:02:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:02:41,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:41,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-22 00:02:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 220 states and 548 transitions. [2022-11-22 00:02:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 548 transitions. [2022-11-22 00:02:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-22 00:02:45,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:45,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-22 00:02:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 220 states and 547 transitions. [2022-11-22 00:02:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 547 transitions. [2022-11-22 00:02:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-22 00:02:47,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-22 00:02:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:54,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 221 states and 547 transitions. [2022-11-22 00:02:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 547 transitions. [2022-11-22 00:02:54,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-22 00:02:54,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:54,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-22 00:02:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:57,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 220 states and 542 transitions. [2022-11-22 00:02:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 542 transitions. [2022-11-22 00:02:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-22 00:02:57,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:57,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 228 states and 560 transitions. [2022-11-22 00:03:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 560 transitions. [2022-11-22 00:03:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-22 00:03:18,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:18,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 233 states and 579 transitions. [2022-11-22 00:03:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 579 transitions. [2022-11-22 00:03:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-22 00:03:36,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:36,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,596 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 66 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:47,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 233 states and 575 transitions. [2022-11-22 00:03:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 575 transitions. [2022-11-22 00:03:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-22 00:03:47,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:47,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-22 00:03:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:59,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 233 states and 570 transitions. [2022-11-22 00:03:59,635 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 570 transitions. [2022-11-22 00:03:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-22 00:03:59,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:59,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:03,154 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:04:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:19,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 240 states and 606 transitions. [2022-11-22 00:04:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 606 transitions. [2022-11-22 00:04:19,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-22 00:04:19,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:19,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:04:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 242 states and 609 transitions. [2022-11-22 00:04:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 609 transitions. [2022-11-22 00:04:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-22 00:04:24,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:24,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:04:42,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:42,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 247 states and 628 transitions. [2022-11-22 00:04:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 628 transitions. [2022-11-22 00:04:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 00:04:42,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:42,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 92 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:04:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 247 states and 620 transitions. [2022-11-22 00:04:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 620 transitions. [2022-11-22 00:04:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 00:04:49,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:49,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-22 00:04:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 248 states and 622 transitions. [2022-11-22 00:04:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 622 transitions. [2022-11-22 00:04:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 00:04:51,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:51,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-22 00:04:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 249 states and 624 transitions. [2022-11-22 00:04:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 624 transitions. [2022-11-22 00:04:53,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 00:04:53,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-22 00:04:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:54,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 250 states and 626 transitions. [2022-11-22 00:04:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 626 transitions. [2022-11-22 00:04:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-22 00:04:54,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:54,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 7 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-22 00:04:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 250 states and 624 transitions. [2022-11-22 00:04:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 624 transitions. [2022-11-22 00:04:59,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-22 00:04:59,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:59,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:05:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 259 states and 662 transitions. [2022-11-22 00:05:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 662 transitions. [2022-11-22 00:05:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-22 00:05:28,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:28,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:58,238 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 2 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:06:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 264 states and 681 transitions. [2022-11-22 00:06:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 681 transitions. [2022-11-22 00:06:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-22 00:06:37,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:37,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 00:06:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 265 states and 683 transitions. [2022-11-22 00:06:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 683 transitions. [2022-11-22 00:06:39,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-22 00:06:39,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:39,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 119 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:06:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 265 states and 675 transitions. [2022-11-22 00:06:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 675 transitions. [2022-11-22 00:06:44,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-22 00:06:44,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:44,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:51,517 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-22 00:07:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:00,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 265 states and 673 transitions. [2022-11-22 00:07:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 673 transitions. [2022-11-22 00:07:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-22 00:07:00,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:00,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:01,529 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-22 00:07:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 265 states and 668 transitions. [2022-11-22 00:07:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 668 transitions. [2022-11-22 00:07:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-22 00:07:06,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:06,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-22 00:07:08,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 266 states and 670 transitions. [2022-11-22 00:07:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 670 transitions. [2022-11-22 00:07:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-22 00:07:08,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:08,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:07:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:40,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 275 states and 705 transitions. [2022-11-22 00:07:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 705 transitions. [2022-11-22 00:07:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-22 00:07:40,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:40,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 2 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:08:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:08:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 280 states and 722 transitions. [2022-11-22 00:08:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 722 transitions. [2022-11-22 00:08:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 00:08:09,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:08:09,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 147 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 00:08:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:08:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 282 states and 724 transitions. [2022-11-22 00:08:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 724 transitions. [2022-11-22 00:08:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 00:08:16,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:08:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:17,179 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 10 proven. 39 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 00:08:31,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:08:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 282 states and 719 transitions. [2022-11-22 00:08:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 719 transitions. [2022-11-22 00:08:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-22 00:08:31,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:08:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-22 00:08:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:08:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 283 states and 717 transitions. [2022-11-22 00:08:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 717 transitions. [2022-11-22 00:08:38,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:08:38,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:08:38,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:09:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:09:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 292 states and 756 transitions. [2022-11-22 00:09:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 756 transitions. [2022-11-22 00:09:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:09:11,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:09:11,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:09:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:09:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 2 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.