./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 252aa5e38f898b42e65698848f3b58e46a12e01218aba7e2f3e037db40adbdd2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:31:13,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:31:13,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:31:13,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:31:13,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:31:13,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:31:13,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:31:13,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:31:13,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:31:13,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:31:13,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:31:13,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:31:13,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:31:13,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:31:13,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:31:13,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:31:13,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:31:13,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:31:13,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:31:13,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:31:13,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:31:13,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:31:13,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:31:13,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:31:13,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:31:13,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:31:13,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:31:13,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:31:13,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:31:13,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:31:13,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:31:13,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:31:13,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:31:13,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:31:13,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:31:13,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:31:13,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:31:13,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:31:13,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:31:13,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:31:13,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:31:13,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:31:13,204 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:31:13,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:31:13,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:31:13,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:31:13,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:31:13,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:31:13,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:31:13,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:31:13,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:31:13,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:31:13,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:31:13,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:31:13,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:31:13,209 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:31:13,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:31:13,209 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:31:13,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:31:13,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:31:13,210 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:31:13,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:31:13,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:13,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:31:13,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:31:13,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:31:13,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:31:13,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:31:13,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:31:13,211 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_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 252aa5e38f898b42e65698848f3b58e46a12e01218aba7e2f3e037db40adbdd2 [2022-11-20 16:31:13,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:31:13,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:31:13,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:31:13,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:31:13,570 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:31:13,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i [2022-11-20 16:31:16,646 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:31:16,985 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:31:16,985 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/sv-benchmarks/c/termination-memory-alloca/c.01_assume-alloca.i [2022-11-20 16:31:16,997 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/data/54bb71878/52f2f636fb09472caadc9b7bc95307fc/FLAG79d9de247 [2022-11-20 16:31:17,016 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/data/54bb71878/52f2f636fb09472caadc9b7bc95307fc [2022-11-20 16:31:17,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:31:17,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:31:17,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:17,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:31:17,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:31:17,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f54e528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17, skipping insertion in model container [2022-11-20 16:31:17,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:31:17,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:31:17,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:17,429 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:31:17,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:17,534 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:31:17,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17 WrapperNode [2022-11-20 16:31:17,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:17,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:17,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:31:17,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:31:17,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,581 INFO L138 Inliner]: procedures = 111, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-11-20 16:31:17,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:17,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:31:17,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:31:17,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:31:17,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:31:17,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:31:17,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:31:17,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:31:17,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:17" (1/1) ... [2022-11-20 16:31:17,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:17,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:31:17,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:31:17,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a945b0-5622-435d-a9d4-e2dc5671b080/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:31:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:31:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:31:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:31:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:31:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:31:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:31:17,913 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:31:17,933 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:31:18,191 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:31:18,250 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:31:18,251 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:31:18,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:18 BoogieIcfgContainer [2022-11-20 16:31:18,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:31:18,255 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:31:18,255 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:31:18,266 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:31:18,267 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:18" (1/1) ... [2022-11-20 16:31:18,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:31:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 16:31:18,353 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 16:31:18,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:31:18,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-11-20 16:31:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-11-20 16:31:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:31:18,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:18,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-20 16:31:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-20 16:31:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:31:19,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:19,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:19,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-11-20 16:31:19,622 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-11-20 16:31:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:31:19,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:19,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2022-11-20 16:31:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-11-20 16:31:20,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:31:20,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:20,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2022-11-20 16:31:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2022-11-20 16:31:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:31:21,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:21,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2022-11-20 16:31:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2022-11-20 16:31:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:31:21,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:21,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-20 16:31:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-20 16:31:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:31:22,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:22,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:31:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:23,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2022-11-20 16:31:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2022-11-20 16:31:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:31:23,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:23,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:31:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2022-11-20 16:31:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2022-11-20 16:31:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:31:24,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:24,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:31:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2022-11-20 16:31:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2022-11-20 16:31:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:31:24,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:24,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2022-11-20 16:31:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2022-11-20 16:31:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:31:25,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:25,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2022-11-20 16:31:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2022-11-20 16:31:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:31:27,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:27,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:27,199 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:31:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 106 transitions. [2022-11-20 16:31:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2022-11-20 16:31:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:31:28,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:28,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:31:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2022-11-20 16:31:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2022-11-20 16:31:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:31:29,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:31:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 68 states and 110 transitions. [2022-11-20 16:31:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 110 transitions. [2022-11-20 16:31:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:31:30,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:30,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 73 states and 121 transitions. [2022-11-20 16:31:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 121 transitions. [2022-11-20 16:31:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:31:31,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:31,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:32,049 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:32,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 76 states and 128 transitions. [2022-11-20 16:31:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 128 transitions. [2022-11-20 16:31:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:31:32,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:32,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 16:31:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 82 states and 138 transitions. [2022-11-20 16:31:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 138 transitions. [2022-11-20 16:31:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:31:34,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:31:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2022-11-20 16:31:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2022-11-20 16:31:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:31:36,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 94 states and 165 transitions. [2022-11-20 16:31:38,636 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 165 transitions. [2022-11-20 16:31:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:31:38,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:38,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 97 states and 173 transitions. [2022-11-20 16:31:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 173 transitions. [2022-11-20 16:31:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:31:39,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:39,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 16:31:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 103 states and 183 transitions. [2022-11-20 16:31:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 183 transitions. [2022-11-20 16:31:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:31:41,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:41,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 16:31:43,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 106 states and 186 transitions. [2022-11-20 16:31:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2022-11-20 16:31:43,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:31:43,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:43,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:45,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 111 states and 201 transitions. [2022-11-20 16:31:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 201 transitions. [2022-11-20 16:31:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:31:45,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:45,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 114 states and 209 transitions. [2022-11-20 16:31:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 209 transitions. [2022-11-20 16:31:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:31:47,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:47,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 16:31:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:49,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 120 states and 219 transitions. [2022-11-20 16:31:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 219 transitions. [2022-11-20 16:31:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:31:49,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:49,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-20 16:31:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:51,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2022-11-20 16:31:51,030 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2022-11-20 16:31:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:31:51,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:51,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:52,233 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:53,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:53,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 239 transitions. [2022-11-20 16:31:53,836 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2022-11-20 16:31:53,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:31:53,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:53,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 131 states and 247 transitions. [2022-11-20 16:31:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 247 transitions. [2022-11-20 16:31:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 16:31:55,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-20 16:31:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 257 transitions. [2022-11-20 16:31:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2022-11-20 16:31:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:31:57,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:57,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-20 16:31:59,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:59,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 140 states and 260 transitions. [2022-11-20 16:31:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 260 transitions. [2022-11-20 16:31:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:31:59,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:02,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2022-11-20 16:32:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2022-11-20 16:32:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:32:02,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:02,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:04,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 148 states and 287 transitions. [2022-11-20 16:32:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 287 transitions. [2022-11-20 16:32:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 16:32:04,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:04,983 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 16:32:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 154 states and 297 transitions. [2022-11-20 16:32:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 297 transitions. [2022-11-20 16:32:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 16:32:07,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:07,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-11-20 16:32:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 157 states and 300 transitions. [2022-11-20 16:32:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 300 transitions. [2022-11-20 16:32:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:32:09,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:09,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:12,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 162 states and 324 transitions. [2022-11-20 16:32:12,179 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 324 transitions. [2022-11-20 16:32:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 16:32:12,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:12,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 165 states and 329 transitions. [2022-11-20 16:32:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 329 transitions. [2022-11-20 16:32:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 16:32:15,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:15,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 16:32:18,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 171 states and 339 transitions. [2022-11-20 16:32:18,105 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 339 transitions. [2022-11-20 16:32:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:32:18,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:18,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:18,361 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-20 16:32:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 342 transitions. [2022-11-20 16:32:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 342 transitions. [2022-11-20 16:32:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:32:20,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:20,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:24,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 179 states and 365 transitions. [2022-11-20 16:32:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 365 transitions. [2022-11-20 16:32:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:32:24,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:24,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 182 states and 373 transitions. [2022-11-20 16:32:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 373 transitions. [2022-11-20 16:32:26,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 16:32:26,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:26,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:26,577 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-20 16:32:29,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 188 states and 383 transitions. [2022-11-20 16:32:29,515 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 383 transitions. [2022-11-20 16:32:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 16:32:29,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:29,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-20 16:32:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 191 states and 386 transitions. [2022-11-20 16:32:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 386 transitions. [2022-11-20 16:32:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:32:31,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:31,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:32,973 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 196 states and 414 transitions. [2022-11-20 16:32:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 414 transitions. [2022-11-20 16:32:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:32:34,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:34,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:38,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:38,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 199 states and 419 transitions. [2022-11-20 16:32:38,228 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 419 transitions. [2022-11-20 16:32:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:32:38,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:38,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-11-20 16:32:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 205 states and 429 transitions. [2022-11-20 16:32:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 429 transitions. [2022-11-20 16:32:41,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 16:32:41,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:41,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-20 16:32:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 208 states and 432 transitions. [2022-11-20 16:32:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 432 transitions. [2022-11-20 16:32:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:32:44,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:44,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 213 states and 462 transitions. [2022-11-20 16:32:47,768 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 462 transitions. [2022-11-20 16:32:47,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:32:47,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:47,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 216 states and 467 transitions. [2022-11-20 16:32:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 467 transitions. [2022-11-20 16:32:51,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 16:32:51,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:51,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-11-20 16:32:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 222 states and 477 transitions. [2022-11-20 16:32:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 477 transitions. [2022-11-20 16:32:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 16:32:55,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:55,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2022-11-20 16:32:57,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 225 states and 480 transitions. [2022-11-20 16:32:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 480 transitions. [2022-11-20 16:32:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 16:32:57,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:57,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:00,050 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 230 states and 509 transitions. [2022-11-20 16:33:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 509 transitions. [2022-11-20 16:33:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 16:33:02,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:02,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 233 states and 517 transitions. [2022-11-20 16:33:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 517 transitions. [2022-11-20 16:33:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 16:33:06,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:06,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2022-11-20 16:33:10,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:10,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 239 states and 527 transitions. [2022-11-20 16:33:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 527 transitions. [2022-11-20 16:33:10,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:33:10,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:10,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 13 proven. 15 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2022-11-20 16:33:13,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:13,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 242 states and 530 transitions. [2022-11-20 16:33:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 530 transitions. [2022-11-20 16:33:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:33:13,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:13,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 247 states and 561 transitions. [2022-11-20 16:33:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 561 transitions. [2022-11-20 16:33:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 16:33:18,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:18,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 250 states and 569 transitions. [2022-11-20 16:33:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 569 transitions. [2022-11-20 16:33:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 16:33:22,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:22,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2022-11-20 16:33:26,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 256 states and 579 transitions. [2022-11-20 16:33:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 579 transitions. [2022-11-20 16:33:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:33:26,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:26,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2022-11-20 16:33:29,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 259 states and 582 transitions. [2022-11-20 16:33:29,967 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 582 transitions. [2022-11-20 16:33:29,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 16:33:29,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:29,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 264 states and 618 transitions. [2022-11-20 16:33:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 618 transitions. [2022-11-20 16:33:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 16:33:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 267 states and 623 transitions. [2022-11-20 16:33:39,580 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 623 transitions. [2022-11-20 16:33:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:33:39,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-11-20 16:33:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 273 states and 633 transitions. [2022-11-20 16:33:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 633 transitions. [2022-11-20 16:33:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 16:33:44,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:44,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2022-11-20 16:33:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:47,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 276 states and 636 transitions. [2022-11-20 16:33:47,885 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 636 transitions. [2022-11-20 16:33:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:33:47,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:47,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:54,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 281 states and 671 transitions. [2022-11-20 16:33:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 671 transitions. [2022-11-20 16:33:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:33:54,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:55,613 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:33:57,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 284 states and 679 transitions. [2022-11-20 16:33:57,808 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 679 transitions. [2022-11-20 16:33:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 16:33:57,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:57,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:58,422 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-11-20 16:34:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:03,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 290 states and 689 transitions. [2022-11-20 16:34:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 689 transitions. [2022-11-20 16:34:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:34:03,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:03,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2022-11-20 16:34:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 293 states and 692 transitions. [2022-11-20 16:34:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 692 transitions. [2022-11-20 16:34:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 16:34:06,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:06,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-11-20 16:35:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 379 states and 804 transitions. [2022-11-20 16:35:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 804 transitions. [2022-11-20 16:35:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 16:35:20,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:20,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:28,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 384 states and 832 transitions. [2022-11-20 16:35:28,982 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 832 transitions. [2022-11-20 16:35:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 16:35:28,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:28,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-11-20 16:35:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 389 states and 839 transitions. [2022-11-20 16:35:34,525 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 839 transitions. [2022-11-20 16:35:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 16:35:34,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:34,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2022-11-20 16:35:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 392 states and 841 transitions. [2022-11-20 16:35:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 841 transitions. [2022-11-20 16:35:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:35:39,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:39,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 394 states and 859 transitions. [2022-11-20 16:35:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 859 transitions. [2022-11-20 16:35:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:35:48,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:48,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 399 states and 886 transitions. [2022-11-20 16:35:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 886 transitions. [2022-11-20 16:35:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 16:35:57,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:57,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-11-20 16:36:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 404 states and 895 transitions. [2022-11-20 16:36:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 895 transitions. [2022-11-20 16:36:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 16:36:06,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:06,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-11-20 16:36:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 407 states and 899 transitions. [2022-11-20 16:36:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 899 transitions. [2022-11-20 16:36:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 16:36:11,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:11,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:16,087 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 70 proven. 1 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2022-11-20 16:36:21,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 408 states and 900 transitions. [2022-11-20 16:36:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 900 transitions. [2022-11-20 16:36:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 16:36:21,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:21,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-20 16:36:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 411 states and 902 transitions. [2022-11-20 16:36:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 902 transitions. [2022-11-20 16:36:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 16:36:26,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:26,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:36:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 416 states and 930 transitions. [2022-11-20 16:36:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 930 transitions. [2022-11-20 16:36:37,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 16:36:37,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:37,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:39,044 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:36:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 418 states and 947 transitions. [2022-11-20 16:36:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 947 transitions. [2022-11-20 16:36:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:36:42,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:42,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-11-20 16:36:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 424 states and 957 transitions. [2022-11-20 16:36:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 957 transitions. [2022-11-20 16:36:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:36:53,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:53,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-11-20 16:36:57,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:57,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 426 states and 958 transitions. [2022-11-20 16:36:57,705 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 958 transitions. [2022-11-20 16:36:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 16:36:57,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:57,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 319 proven. 46 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-11-20 16:37:18,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 427 states and 959 transitions. [2022-11-20 16:37:18,827 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 959 transitions. [2022-11-20 16:37:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 16:37:18,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:18,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:37:30,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 432 states and 987 transitions. [2022-11-20 16:37:30,425 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 987 transitions. [2022-11-20 16:37:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 16:37:30,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:30,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:37:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 434 states and 1004 transitions. [2022-11-20 16:37:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1004 transitions. [2022-11-20 16:37:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 16:37:36,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:36,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2022-11-20 16:37:48,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 440 states and 1014 transitions. [2022-11-20 16:37:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1014 transitions. [2022-11-20 16:37:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 16:37:48,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:48,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2022-11-20 16:37:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 442 states and 1015 transitions. [2022-11-20 16:37:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1015 transitions. [2022-11-20 16:37:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 16:37:52,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:52,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 720 proven. 113 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 16:40:00,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 446 states and 1020 transitions. [2022-11-20 16:40:00,568 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1020 transitions. [2022-11-20 16:40:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:00,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 451 states and 1048 transitions. [2022-11-20 16:40:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1048 transitions. [2022-11-20 16:40:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:14,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:21,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 453 states and 1065 transitions. [2022-11-20 16:40:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1065 transitions. [2022-11-20 16:40:21,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:40:21,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:21,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2022-11-20 16:40:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 459 states and 1075 transitions. [2022-11-20 16:40:35,338 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1075 transitions. [2022-11-20 16:40:35,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:40:35,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:35,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2022-11-20 16:40:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 461 states and 1076 transitions. [2022-11-20 16:40:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1076 transitions. [2022-11-20 16:40:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 16:40:40,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:44,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 466 states and 1104 transitions. [2022-11-20 16:40:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1104 transitions. [2022-11-20 16:40:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 16:40:56,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:56,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:03,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:03,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 468 states and 1121 transitions. [2022-11-20 16:41:03,895 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1121 transitions. [2022-11-20 16:41:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:03,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:03,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2022-11-20 16:41:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 474 states and 1131 transitions. [2022-11-20 16:41:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1131 transitions. [2022-11-20 16:41:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:19,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2022-11-20 16:41:24,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 476 states and 1132 transitions. [2022-11-20 16:41:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1132 transitions. [2022-11-20 16:41:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 16:41:24,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:24,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 481 states and 1160 transitions. [2022-11-20 16:41:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1160 transitions. [2022-11-20 16:41:41,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 16:41:41,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 483 states and 1177 transitions. [2022-11-20 16:41:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1177 transitions. [2022-11-20 16:41:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 16:41:48,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:48,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2022-11-20 16:42:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 489 states and 1187 transitions. [2022-11-20 16:42:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1187 transitions. [2022-11-20 16:42:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 16:42:04,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:04,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:04,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2022-11-20 16:42:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 491 states and 1188 transitions. [2022-11-20 16:42:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1188 transitions. [2022-11-20 16:42:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 16:42:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 496 states and 1216 transitions. [2022-11-20 16:42:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1216 transitions. [2022-11-20 16:42:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 16:42:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:26,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:29,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 498 states and 1233 transitions. [2022-11-20 16:42:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1233 transitions. [2022-11-20 16:42:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 16:42:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:33,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:34,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1288 trivial. 0 not checked. [2022-11-20 16:42:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 504 states and 1243 transitions. [2022-11-20 16:42:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1243 transitions. [2022-11-20 16:42:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 16:42:49,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:49,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1288 trivial. 0 not checked. [2022-11-20 16:42:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 506 states and 1244 transitions. [2022-11-20 16:42:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1244 transitions. [2022-11-20 16:42:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 16:42:55,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:55,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 508 states and 1262 transitions. [2022-11-20 16:43:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1262 transitions. [2022-11-20 16:43:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 16:43:11,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:11,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:26,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:26,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 513 states and 1289 transitions. [2022-11-20 16:43:26,017 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1289 transitions. [2022-11-20 16:43:26,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 16:43:26,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2022-11-20 16:43:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 519 states and 1299 transitions. [2022-11-20 16:43:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1299 transitions. [2022-11-20 16:43:42,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 16:43:42,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:42,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2022-11-20 16:43:48,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 521 states and 1300 transitions. [2022-11-20 16:43:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1300 transitions. [2022-11-20 16:43:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 16:43:48,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.