./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_o100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:33,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:33,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:34,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:34,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:34,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:34,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:34,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:34,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:34,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:34,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:34,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:34,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:34,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:34,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:34,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:34,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:34,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:34,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:34,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:34,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:34,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:34,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:34,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:34,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:34,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:34,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:34,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:34,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:34,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:34,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:34,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:34,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:34,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:34,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:34,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:34,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:34,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:34,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:34,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:34,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:34,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:06:34,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:34,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:34,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:06:34,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:06:34,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:34,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:34,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:34,176 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:06:34,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:34,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:06:34,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:34,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:06:34,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:34,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:06:34,184 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:06:34,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:06:34,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:34,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:06:34,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:34,185 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:34,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:34,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:34,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:34,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:34,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:06:34,187 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:06:34,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:06:34,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:06:34,188 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_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 [2021-11-22 23:06:34,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:34,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:34,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:34,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:34,477 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:34,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-22 23:06:34,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/data/794edbb73/27477f309838418d87acb56c02feeb3f/FLAG830dbb613 [2021-11-22 23:06:35,033 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:35,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-22 23:06:35,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/data/794edbb73/27477f309838418d87acb56c02feeb3f/FLAG830dbb613 [2021-11-22 23:06:35,411 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/data/794edbb73/27477f309838418d87acb56c02feeb3f [2021-11-22 23:06:35,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:35,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:35,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:35,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:35,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:35,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c246d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35, skipping insertion in model container [2021-11-22 23:06:35,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:35,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:35,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-22 23:06:35,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:35,633 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:35,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-22 23:06:35,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:35,663 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:35,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35 WrapperNode [2021-11-22 23:06:35,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:35,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:35,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:35,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:35,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,698 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-22 23:06:35,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:35,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:35,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:35,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:35,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:35,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:35,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:35,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:35,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:35,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:35,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:35,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59dba8c-4171-49bd-9877-0be7b9902dee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:06:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:06:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-22 23:06:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-22 23:06:35,870 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:35,871 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:35,959 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:35,971 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:35,971 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:06:35,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:35 BoogieIcfgContainer [2021-11-22 23:06:35,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:35,975 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:35,975 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:35,986 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:35,986 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:35" (1/1) ... [2021-11-22 23:06:35,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-22 23:06:36,062 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-22 23:06:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:06:36,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:36,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:36,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:36,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-22 23:06:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-22 23:06:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:06:36,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:36,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:36,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:36,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2021-11-22 23:06:36,857 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-22 23:06:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:06:36,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:36,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:06:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-22 23:06:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-22 23:06:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:06:37,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:37,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:06:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2021-11-22 23:06:38,358 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-11-22 23:06:38,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:06:38,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:38,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:06:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2021-11-22 23:06:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2021-11-22 23:06:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:06:39,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:39,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:06:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2021-11-22 23:06:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2021-11-22 23:06:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:06:40,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:40,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:40,883 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-22 23:06:41,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-11-22 23:06:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-11-22 23:06:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:06:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:41,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-22 23:06:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:42,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2021-11-22 23:06:42,912 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2021-11-22 23:06:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:06:42,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:42,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-22 23:06:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 58 states and 69 transitions. [2021-11-22 23:06:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 69 transitions. [2021-11-22 23:06:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:06:44,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:06:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 63 states and 75 transitions. [2021-11-22 23:06:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2021-11-22 23:06:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:06:46,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-22 23:06:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 68 states and 81 transitions. [2021-11-22 23:06:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 81 transitions. [2021-11-22 23:06:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:06:48,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-22 23:06:50,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2021-11-22 23:06:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2021-11-22 23:06:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:06:50,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,640 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-22 23:06:52,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2021-11-22 23:06:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2021-11-22 23:06:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:06:52,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,859 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-11-22 23:06:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2021-11-22 23:06:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2021-11-22 23:06:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:06:54,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-22 23:06:57,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2021-11-22 23:06:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2021-11-22 23:06:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:06:57,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,113 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-22 23:07:00,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2021-11-22 23:07:00,286 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2021-11-22 23:07:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:07:00,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-22 23:07:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 98 states and 117 transitions. [2021-11-22 23:07:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2021-11-22 23:07:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:07:03,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2021-11-22 23:07:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 103 states and 123 transitions. [2021-11-22 23:07:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2021-11-22 23:07:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:07:07,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:07,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-22 23:07:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 108 states and 129 transitions. [2021-11-22 23:07:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2021-11-22 23:07:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:07:10,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:12,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-22 23:07:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions. [2021-11-22 23:07:15,074 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2021-11-22 23:07:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:07:15,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2021-11-22 23:07:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2021-11-22 23:07:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2021-11-22 23:07:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:07:19,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:19,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:20,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2021-11-22 23:07:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 123 states and 147 transitions. [2021-11-22 23:07:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2021-11-22 23:07:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-22 23:07:23,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1474 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 737 trivial. 0 not checked. [2021-11-22 23:07:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 128 states and 153 transitions. [2021-11-22 23:07:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2021-11-22 23:07:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:07:28,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:28,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1610 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2021-11-22 23:07:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:33,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 133 states and 159 transitions. [2021-11-22 23:07:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 159 transitions. [2021-11-22 23:07:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:07:33,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:33,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2021-11-22 23:07:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 138 states and 165 transitions. [2021-11-22 23:07:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 165 transitions. [2021-11-22 23:07:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:07:39,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2021-11-22 23:07:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 143 states and 171 transitions. [2021-11-22 23:07:45,118 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 171 transitions. [2021-11-22 23:07:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:07:45,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2054 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2021-11-22 23:07:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 148 states and 177 transitions. [2021-11-22 23:07:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 177 transitions. [2021-11-22 23:07:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-22 23:07:51,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:51,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:52,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2021-11-22 23:07:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 153 states and 183 transitions. [2021-11-22 23:07:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 183 transitions. [2021-11-22 23:07:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:07:57,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2021-11-22 23:08:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 158 states and 189 transitions. [2021-11-22 23:08:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 189 transitions. [2021-11-22 23:08:04,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-22 23:08:04,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2552 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 1276 trivial. 0 not checked. [2021-11-22 23:08:11,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:11,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 163 states and 195 transitions. [2021-11-22 23:08:11,122 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 195 transitions. [2021-11-22 23:08:11,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:08:11,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:11,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 1365 trivial. 0 not checked. [2021-11-22 23:08:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 201 transitions. [2021-11-22 23:08:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 201 transitions. [2021-11-22 23:08:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-22 23:08:18,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:18,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2914 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 1457 trivial. 0 not checked. [2021-11-22 23:08:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 173 states and 207 transitions. [2021-11-22 23:08:26,364 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 207 transitions. [2021-11-22 23:08:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-22 23:08:26,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3104 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 1552 trivial. 0 not checked. [2021-11-22 23:08:34,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 178 states and 213 transitions. [2021-11-22 23:08:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 213 transitions. [2021-11-22 23:08:34,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-22 23:08:34,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:34,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:36,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3300 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 1650 trivial. 0 not checked. [2021-11-22 23:08:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:43,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 183 states and 219 transitions. [2021-11-22 23:08:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2021-11-22 23:08:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-22 23:08:43,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:43,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3502 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 1751 trivial. 0 not checked. [2021-11-22 23:08:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 188 states and 225 transitions. [2021-11-22 23:08:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 225 transitions. [2021-11-22 23:08:52,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-22 23:08:52,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:52,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:54,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3710 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2021-11-22 23:09:02,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 193 states and 231 transitions. [2021-11-22 23:09:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 231 transitions. [2021-11-22 23:09:02,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-22 23:09:02,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:02,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:04,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3924 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 1962 trivial. 0 not checked. [2021-11-22 23:09:12,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 198 states and 237 transitions. [2021-11-22 23:09:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 237 transitions. [2021-11-22 23:09:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-22 23:09:12,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4144 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 2072 trivial. 0 not checked. [2021-11-22 23:09:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 203 states and 243 transitions. [2021-11-22 23:09:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 243 transitions. [2021-11-22 23:09:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-22 23:09:22,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:22,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4370 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2021-11-22 23:09:32,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 208 states and 249 transitions. [2021-11-22 23:09:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 249 transitions. [2021-11-22 23:09:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:32,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:32,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4602 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 2301 trivial. 0 not checked. [2021-11-22 23:09:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 213 states and 255 transitions. [2021-11-22 23:09:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 255 transitions. [2021-11-22 23:09:43,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-22 23:09:43,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4840 backedges. 0 proven. 2420 refuted. 0 times theorem prover too weak. 2420 trivial. 0 not checked. [2021-11-22 23:09:55,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 218 states and 261 transitions. [2021-11-22 23:09:55,592 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 261 transitions. [2021-11-22 23:09:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:09:55,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:55,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5084 backedges. 0 proven. 2542 refuted. 0 times theorem prover too weak. 2542 trivial. 0 not checked. [2021-11-22 23:10:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 223 states and 267 transitions. [2021-11-22 23:10:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 267 transitions. [2021-11-22 23:10:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-22 23:10:08,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5334 backedges. 0 proven. 2667 refuted. 0 times theorem prover too weak. 2667 trivial. 0 not checked. [2021-11-22 23:10:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 228 states and 273 transitions. [2021-11-22 23:10:20,727 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 273 transitions. [2021-11-22 23:10:20,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-22 23:10:20,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5590 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 2795 trivial. 0 not checked. [2021-11-22 23:10:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 233 states and 279 transitions. [2021-11-22 23:10:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 279 transitions. [2021-11-22 23:10:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-22 23:10:33,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 2926 trivial. 0 not checked. [2021-11-22 23:10:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 238 states and 285 transitions. [2021-11-22 23:10:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 285 transitions. [2021-11-22 23:10:47,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-22 23:10:47,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6120 backedges. 0 proven. 3060 refuted. 0 times theorem prover too weak. 3060 trivial. 0 not checked. [2021-11-22 23:11:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 243 states and 291 transitions. [2021-11-22 23:11:01,679 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 291 transitions. [2021-11-22 23:11:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-22 23:11:01,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6394 backedges. 0 proven. 3197 refuted. 0 times theorem prover too weak. 3197 trivial. 0 not checked. [2021-11-22 23:11:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 248 states and 297 transitions. [2021-11-22 23:11:16,343 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 297 transitions. [2021-11-22 23:11:16,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-22 23:11:16,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6674 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 3337 trivial. 0 not checked. [2021-11-22 23:11:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 253 states and 303 transitions. [2021-11-22 23:11:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 303 transitions. [2021-11-22 23:11:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-22 23:11:31,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6960 backedges. 0 proven. 3480 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2021-11-22 23:11:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:47,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 258 states and 309 transitions. [2021-11-22 23:11:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 309 transitions. [2021-11-22 23:11:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2021-11-22 23:11:47,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:47,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 7252 backedges. 0 proven. 3626 refuted. 0 times theorem prover too weak. 3626 trivial. 0 not checked. [2021-11-22 23:12:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 263 states and 315 transitions. [2021-11-22 23:12:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 315 transitions. [2021-11-22 23:12:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-22 23:12:03,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7550 backedges. 0 proven. 3775 refuted. 0 times theorem prover too weak. 3775 trivial. 0 not checked. [2021-11-22 23:12:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 268 states and 321 transitions. [2021-11-22 23:12:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 321 transitions. [2021-11-22 23:12:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-22 23:12:20,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:20,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 7854 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 3927 trivial. 0 not checked. [2021-11-22 23:12:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:37,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 273 states and 327 transitions. [2021-11-22 23:12:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 327 transitions. [2021-11-22 23:12:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-11-22 23:12:37,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:40,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8164 backedges. 0 proven. 4082 refuted. 0 times theorem prover too weak. 4082 trivial. 0 not checked. [2021-11-22 23:12:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 278 states and 333 transitions. [2021-11-22 23:12:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 333 transitions. [2021-11-22 23:12:55,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-11-22 23:12:55,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:55,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8480 backedges. 0 proven. 4240 refuted. 0 times theorem prover too weak. 4240 trivial. 0 not checked. [2021-11-22 23:13:14,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:14,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 283 states and 339 transitions. [2021-11-22 23:13:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 339 transitions. [2021-11-22 23:13:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-11-22 23:13:14,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:14,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8802 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 4401 trivial. 0 not checked. [2021-11-22 23:13:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:32,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 288 states and 345 transitions. [2021-11-22 23:13:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 345 transitions. [2021-11-22 23:13:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2021-11-22 23:13:32,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:32,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9130 backedges. 0 proven. 4565 refuted. 0 times theorem prover too weak. 4565 trivial. 0 not checked. [2021-11-22 23:13:52,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 293 states and 351 transitions. [2021-11-22 23:13:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 351 transitions. [2021-11-22 23:13:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2021-11-22 23:13:52,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:52,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 9464 backedges. 0 proven. 4732 refuted. 0 times theorem prover too weak. 4732 trivial. 0 not checked. [2021-11-22 23:14:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 298 states and 357 transitions. [2021-11-22 23:14:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 357 transitions. [2021-11-22 23:14:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-11-22 23:14:12,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9804 backedges. 0 proven. 4902 refuted. 0 times theorem prover too weak. 4902 trivial. 0 not checked. [2021-11-22 23:14:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 303 states and 363 transitions. [2021-11-22 23:14:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 363 transitions. [2021-11-22 23:14:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2021-11-22 23:14:34,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,505 INFO L134 CoverageAnalysis]: Checked inductivity of 10150 backedges. 0 proven. 5075 refuted. 0 times theorem prover too weak. 5075 trivial. 0 not checked. [2021-11-22 23:14:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 308 states and 369 transitions. [2021-11-22 23:14:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 369 transitions. [2021-11-22 23:14:55,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2021-11-22 23:14:55,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 10502 backedges. 0 proven. 5251 refuted. 0 times theorem prover too weak. 5251 trivial. 0 not checked. [2021-11-22 23:15:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 313 states and 375 transitions. [2021-11-22 23:15:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 375 transitions. [2021-11-22 23:15:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-22 23:15:18,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10860 backedges. 0 proven. 5430 refuted. 0 times theorem prover too weak. 5430 trivial. 0 not checked. [2021-11-22 23:15:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 318 states and 381 transitions. [2021-11-22 23:15:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 381 transitions. [2021-11-22 23:15:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-22 23:15:42,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11224 backedges. 0 proven. 5612 refuted. 0 times theorem prover too weak. 5612 trivial. 0 not checked. [2021-11-22 23:16:06,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 323 states and 387 transitions. [2021-11-22 23:16:06,364 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 387 transitions. [2021-11-22 23:16:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-22 23:16:06,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:06,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 11594 backedges. 0 proven. 5797 refuted. 0 times theorem prover too weak. 5797 trivial. 0 not checked. [2021-11-22 23:16:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 328 states and 393 transitions. [2021-11-22 23:16:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 393 transitions. [2021-11-22 23:16:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2021-11-22 23:16:30,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:30,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 11970 backedges. 0 proven. 5985 refuted. 0 times theorem prover too weak. 5985 trivial. 0 not checked. [2021-11-22 23:16:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 333 states and 399 transitions. [2021-11-22 23:16:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 399 transitions. [2021-11-22 23:16:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-11-22 23:16:55,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12352 backedges. 0 proven. 6176 refuted. 0 times theorem prover too weak. 6176 trivial. 0 not checked. [2021-11-22 23:17:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 338 states and 405 transitions. [2021-11-22 23:17:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 405 transitions. [2021-11-22 23:17:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2021-11-22 23:17:21,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:21,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12740 backedges. 0 proven. 6370 refuted. 0 times theorem prover too weak. 6370 trivial. 0 not checked. [2021-11-22 23:17:47,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 343 states and 411 transitions. [2021-11-22 23:17:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 411 transitions. [2021-11-22 23:17:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2021-11-22 23:17:47,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 13134 backedges. 0 proven. 6567 refuted. 0 times theorem prover too weak. 6567 trivial. 0 not checked. [2021-11-22 23:18:14,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 348 states and 417 transitions. [2021-11-22 23:18:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 417 transitions. [2021-11-22 23:18:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2021-11-22 23:18:14,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 13534 backedges. 0 proven. 6767 refuted. 0 times theorem prover too weak. 6767 trivial. 0 not checked. [2021-11-22 23:18:41,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 353 states and 423 transitions. [2021-11-22 23:18:41,920 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 423 transitions. [2021-11-22 23:18:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-22 23:18:41,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 13940 backedges. 0 proven. 6970 refuted. 0 times theorem prover too weak. 6970 trivial. 0 not checked.