./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:39:17,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:39:17,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:39:18,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:39:18,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:39:18,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:39:18,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:39:18,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:39:18,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:39:18,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:39:18,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:39:18,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:39:18,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:39:18,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:39:18,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:39:18,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:39:18,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:39:18,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:39:18,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:39:18,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:39:18,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:39:18,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:39:18,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:39:18,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:39:18,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:39:18,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:39:18,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:39:18,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:39:18,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:39:18,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:39:18,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:39:18,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:39:18,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:39:18,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:39:18,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:39:18,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:39:18,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:39:18,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:39:18,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:39:18,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:39:18,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:39:18,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:39:18,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:39:18,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:39:18,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:39:18,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:39:18,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:39:18,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:39:18,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:39:18,098 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:39:18,099 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:39:18,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:39:18,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:39:18,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:39:18,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:39:18,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:39:18,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:39:18,101 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:39:18,101 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:39:18,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:39:18,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:39:18,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:39:18,103 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:39:18,103 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:39:18,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:39:18,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:39:18,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:39:18,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:39:18,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:39:18,105 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:39:18,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:39:18,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:39:18,106 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_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c [2021-11-13 23:39:18,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:39:18,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:39:18,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:39:18,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:39:18,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:39:18,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/bitvector/byte_add-2.i [2021-11-13 23:39:18,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/data/7552f50a3/e0460462a67c44a19b81f51f973ff3a4/FLAGb88b436b2 [2021-11-13 23:39:19,212 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:39:19,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/sv-benchmarks/c/bitvector/byte_add-2.i [2021-11-13 23:39:19,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/data/7552f50a3/e0460462a67c44a19b81f51f973ff3a4/FLAGb88b436b2 [2021-11-13 23:39:19,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/data/7552f50a3/e0460462a67c44a19b81f51f973ff3a4 [2021-11-13 23:39:19,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:39:19,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:39:19,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:39:19,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:39:19,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:39:19,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f87775a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19, skipping insertion in model container [2021-11-13 23:39:19,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:39:19,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:39:19,695 WARN L228 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_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2021-11-13 23:39:19,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:39:19,747 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:39:19,762 WARN L228 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_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2021-11-13 23:39:19,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:39:19,815 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:39:19,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19 WrapperNode [2021-11-13 23:39:19,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:39:19,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:39:19,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:39:19,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:39:19,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:39:19,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:39:19,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:39:19,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:39:19,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:39:19,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:39:19,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:39:19,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:39:19,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:39:19" (1/1) ... [2021-11-13 23:39:19,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:39:19,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:39:19,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:39:19,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:39:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:39:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:39:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:39:20,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:39:20,541 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:39:20,542 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:39:20,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:39:20 BoogieIcfgContainer [2021-11-13 23:39:20,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:39:20,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:39:20,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:39:20,562 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:39:20,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:39:20" (1/1) ... [2021-11-13 23:39:20,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:39:20,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2021-11-13 23:39:20,649 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2021-11-13 23:39:20,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:39:20,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:20,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2021-11-13 23:39:20,831 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2021-11-13 23:39:20,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:39:20,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2021-11-13 23:39:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2021-11-13 23:39:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:39:20,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2021-11-13 23:39:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2021-11-13 23:39:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:39:20,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2021-11-13 23:39:21,006 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-13 23:39:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:39:21,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2021-11-13 23:39:21,076 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2021-11-13 23:39:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:39:21,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2021-11-13 23:39:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2021-11-13 23:39:21,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:39:21,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2021-11-13 23:39:21,160 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2021-11-13 23:39:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:39:21,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2021-11-13 23:39:21,228 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2021-11-13 23:39:21,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:39:21,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2021-11-13 23:39:21,279 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2021-11-13 23:39:21,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:39:21,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2021-11-13 23:39:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2021-11-13 23:39:21,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:39:21,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2021-11-13 23:39:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2021-11-13 23:39:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:39:21,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2021-11-13 23:39:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2021-11-13 23:39:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:39:21,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2021-11-13 23:39:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2021-11-13 23:39:21,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:39:21,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2021-11-13 23:39:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2021-11-13 23:39:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2021-11-13 23:39:21,580 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2021-11-13 23:39:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2021-11-13 23:39:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2021-11-13 23:39:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-13 23:39:21,675 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-13 23:39:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-13 23:39:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-13 23:39:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-13 23:39:21,766 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-13 23:39:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:39:21,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-13 23:39:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-13 23:39:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:21,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2021-11-13 23:39:21,872 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2021-11-13 23:39:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:21,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-13 23:39:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-13 23:39:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:21,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-13 23:39:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-13 23:39:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:21,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2021-11-13 23:39:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2021-11-13 23:39:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:21,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2021-11-13 23:39:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2021-11-13 23:39:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:22,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2021-11-13 23:39:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2021-11-13 23:39:22,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:39:22,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-13 23:39:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-13 23:39:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2021-11-13 23:39:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-11-13 23:39:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-13 23:39:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-13 23:39:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2021-11-13 23:39:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2021-11-13 23:39:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-13 23:39:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-13 23:39:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2021-11-13 23:39:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2021-11-13 23:39:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:39:22,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2021-11-13 23:39:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-11-13 23:39:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:39:22,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2021-11-13 23:39:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2021-11-13 23:39:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:39:22,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-13 23:39:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-13 23:39:22,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:39:22,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-13 23:39:22,526 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-13 23:39:22,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:39:22,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2021-11-13 23:39:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2021-11-13 23:39:22,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:39:22,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 71 states and 91 transitions. [2021-11-13 23:39:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 91 transitions. [2021-11-13 23:39:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:39:22,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:22,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 90 transitions. [2021-11-13 23:39:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2021-11-13 23:39:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:39:22,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:22,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2021-11-13 23:39:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2021-11-13 23:39:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:39:23,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:23,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:23,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2021-11-13 23:39:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2021-11-13 23:39:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:39:23,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:23,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:23,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2021-11-13 23:39:23,631 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2021-11-13 23:39:23,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:39:23,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:23,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:23,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2021-11-13 23:39:23,987 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2021-11-13 23:39:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:39:23,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:23,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2021-11-13 23:39:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2021-11-13 23:39:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:39:24,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:24,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:25,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 100 states and 146 transitions. [2021-11-13 23:39:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 146 transitions. [2021-11-13 23:39:25,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:39:25,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:25,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:26,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 111 states and 162 transitions. [2021-11-13 23:39:26,428 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 162 transitions. [2021-11-13 23:39:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:39:26,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:26,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:39:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 119 states and 180 transitions. [2021-11-13 23:39:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2021-11-13 23:39:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:39:27,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:27,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:29,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 132 states and 200 transitions. [2021-11-13 23:39:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 200 transitions. [2021-11-13 23:39:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:29,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:29,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 136 states and 210 transitions. [2021-11-13 23:39:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 210 transitions. [2021-11-13 23:39:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:32,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 148 states and 231 transitions. [2021-11-13 23:39:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 231 transitions. [2021-11-13 23:39:32,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:32,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:32,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:32,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 255 transitions. [2021-11-13 23:39:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 255 transitions. [2021-11-13 23:39:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:33,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:33,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:39:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:34,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 165 states and 262 transitions. [2021-11-13 23:39:34,674 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 262 transitions. [2021-11-13 23:39:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:39:34,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:34,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:34,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:35,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:35,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 167 states and 265 transitions. [2021-11-13 23:39:35,027 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 265 transitions. [2021-11-13 23:39:35,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:39:35,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:35,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:35,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:37,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 180 states and 278 transitions. [2021-11-13 23:39:37,011 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 278 transitions. [2021-11-13 23:39:37,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:39:37,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:37,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:39:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 182 states and 282 transitions. [2021-11-13 23:39:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 282 transitions. [2021-11-13 23:39:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:39:37,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:37,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 184 states and 284 transitions. [2021-11-13 23:39:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 284 transitions. [2021-11-13 23:39:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:39:37,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:37,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:38,341 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 201 states and 323 transitions. [2021-11-13 23:39:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 323 transitions. [2021-11-13 23:39:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:39:41,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:41,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 204 states and 329 transitions. [2021-11-13 23:39:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 329 transitions. [2021-11-13 23:39:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:39:42,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:42,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:39:43,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:43,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 208 states and 333 transitions. [2021-11-13 23:39:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 333 transitions. [2021-11-13 23:39:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:39:43,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:43,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:39:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 220 states and 353 transitions. [2021-11-13 23:39:46,329 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 353 transitions. [2021-11-13 23:39:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:39:46,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:46,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:46,447 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:46,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:46,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 226 states and 361 transitions. [2021-11-13 23:39:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 361 transitions. [2021-11-13 23:39:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:39:46,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:46,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:39:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:48,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 235 states and 374 transitions. [2021-11-13 23:39:48,821 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 374 transitions. [2021-11-13 23:39:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:39:48,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:48,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 242 states and 384 transitions. [2021-11-13 23:39:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 384 transitions. [2021-11-13 23:39:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:39:51,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:51,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:39:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:55,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 260 states and 423 transitions. [2021-11-13 23:39:55,711 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 423 transitions. [2021-11-13 23:39:55,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:39:55,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:55,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 263 states and 426 transitions. [2021-11-13 23:39:56,151 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 426 transitions. [2021-11-13 23:39:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:39:56,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:56,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 258 states and 420 transitions. [2021-11-13 23:39:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 420 transitions. [2021-11-13 23:39:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:39:56,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:56,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 265 states and 434 transitions. [2021-11-13 23:39:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 434 transitions. [2021-11-13 23:39:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:39:58,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:58,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:39:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 266 states and 434 transitions. [2021-11-13 23:39:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 434 transitions. [2021-11-13 23:39:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:39:58,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:58,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:39:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:59,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 267 states and 432 transitions. [2021-11-13 23:39:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 432 transitions. [2021-11-13 23:39:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:39:59,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:59,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:59,077 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:39:59,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:59,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 268 states and 432 transitions. [2021-11-13 23:39:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 432 transitions. [2021-11-13 23:39:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:39:59,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:59,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 284 states and 466 transitions. [2021-11-13 23:40:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 466 transitions. [2021-11-13 23:40:04,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:40:04,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:04,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:04,883 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 291 states and 475 transitions. [2021-11-13 23:40:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 475 transitions. [2021-11-13 23:40:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:40:07,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:07,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:40:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 295 states and 482 transitions. [2021-11-13 23:40:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 482 transitions. [2021-11-13 23:40:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:40:09,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:09,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:40:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 300 states and 495 transitions. [2021-11-13 23:40:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 495 transitions. [2021-11-13 23:40:11,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:40:11,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:11,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:40:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 310 states and 518 transitions. [2021-11-13 23:40:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 518 transitions. [2021-11-13 23:40:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:15,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:15,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 328 states and 560 transitions. [2021-11-13 23:40:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 560 transitions. [2021-11-13 23:40:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:21,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:21,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 365 states and 629 transitions. [2021-11-13 23:40:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 629 transitions. [2021-11-13 23:40:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:34,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:34,789 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 366 states and 631 transitions. [2021-11-13 23:40:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 631 transitions. [2021-11-13 23:40:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:35,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:35,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 370 states and 639 transitions. [2021-11-13 23:40:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 639 transitions. [2021-11-13 23:40:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:39,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:39,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:42,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 374 states and 647 transitions. [2021-11-13 23:40:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 647 transitions. [2021-11-13 23:40:42,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:42,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:42,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 375 states and 649 transitions. [2021-11-13 23:40:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 649 transitions. [2021-11-13 23:40:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:44,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:44,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 378 states and 651 transitions. [2021-11-13 23:40:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 651 transitions. [2021-11-13 23:40:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:40:46,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:46,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:47,066 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 387 states and 667 transitions. [2021-11-13 23:40:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 667 transitions. [2021-11-13 23:40:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:40:52,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:52,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 393 states and 675 transitions. [2021-11-13 23:40:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 675 transitions. [2021-11-13 23:40:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:40:55,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:55,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:41:03,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 412 states and 715 transitions. [2021-11-13 23:41:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 715 transitions. [2021-11-13 23:41:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:41:03,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:03,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 416 states and 718 transitions. [2021-11-13 23:41:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 718 transitions. [2021-11-13 23:41:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:03,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:03,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:41:20,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:20,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 439 states and 761 transitions. [2021-11-13 23:41:20,789 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 761 transitions. [2021-11-13 23:41:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:20,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:20,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:41:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 450 states and 781 transitions. [2021-11-13 23:41:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 781 transitions. [2021-11-13 23:41:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:24,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:24,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:24,473 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:41:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 468 states and 816 transitions. [2021-11-13 23:41:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 816 transitions. [2021-11-13 23:41:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:32,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:32,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:32,434 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:41:34,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 473 states and 831 transitions. [2021-11-13 23:41:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 831 transitions. [2021-11-13 23:41:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:34,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:41:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 477 states and 826 transitions. [2021-11-13 23:41:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 826 transitions. [2021-11-13 23:41:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:46,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:46,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:41:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 487 states and 845 transitions. [2021-11-13 23:41:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 845 transitions. [2021-11-13 23:41:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:51,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:51,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:41:53,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:53,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 491 states and 850 transitions. [2021-11-13 23:41:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 850 transitions. [2021-11-13 23:41:53,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:41:53,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:53,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:54,411 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:55,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:55,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 494 states and 856 transitions. [2021-11-13 23:41:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 856 transitions. [2021-11-13 23:41:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:41:55,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:55,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:56,838 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:42:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 499 states and 867 transitions. [2021-11-13 23:42:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 867 transitions. [2021-11-13 23:42:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:42:00,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:00,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:42:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:07,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 509 states and 887 transitions. [2021-11-13 23:42:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 887 transitions. [2021-11-13 23:42:07,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:42:07,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:07,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:08,321 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:42:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 516 states and 895 transitions. [2021-11-13 23:42:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 895 transitions. [2021-11-13 23:42:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:09,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:09,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 23:42:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 522 states and 906 transitions. [2021-11-13 23:42:11,547 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 906 transitions. [2021-11-13 23:42:11,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:11,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:11,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 23:42:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 523 states and 908 transitions. [2021-11-13 23:42:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 908 transitions. [2021-11-13 23:42:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:13,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:13,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:42:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 528 states and 916 transitions. [2021-11-13 23:42:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 916 transitions. [2021-11-13 23:42:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:18,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:18,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:42:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 557 states and 961 transitions. [2021-11-13 23:42:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 961 transitions. [2021-11-13 23:42:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:39,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:42:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:40,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 558 states and 964 transitions. [2021-11-13 23:42:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 964 transitions. [2021-11-13 23:42:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:40,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:40,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:40,292 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:42:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 559 states and 966 transitions. [2021-11-13 23:42:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 966 transitions. [2021-11-13 23:42:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:42:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:00,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:00,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 587 states and 1021 transitions. [2021-11-13 23:43:00,179 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1021 transitions. [2021-11-13 23:43:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:00,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:00,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 594 states and 1028 transitions. [2021-11-13 23:43:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1028 transitions. [2021-11-13 23:43:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:06,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:06,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:06,119 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 612 states and 1066 transitions. [2021-11-13 23:43:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1066 transitions. [2021-11-13 23:43:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:14,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:14,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 61 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:43:19,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 617 states and 1080 transitions. [2021-11-13 23:43:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1080 transitions. [2021-11-13 23:43:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:19,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:19,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 621 states and 1084 transitions. [2021-11-13 23:43:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1084 transitions. [2021-11-13 23:43:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:23,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 625 states and 1091 transitions. [2021-11-13 23:43:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1091 transitions. [2021-11-13 23:43:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:27,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:27,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:35,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 642 states and 1120 transitions. [2021-11-13 23:43:35,959 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1120 transitions. [2021-11-13 23:43:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:35,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:35,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:43:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 647 states and 1128 transitions. [2021-11-13 23:43:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1128 transitions. [2021-11-13 23:43:40,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:40,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:40,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:43:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 656 states and 1134 transitions. [2021-11-13 23:43:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1134 transitions. [2021-11-13 23:43:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:46,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:46,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:43:48,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 659 states and 1137 transitions. [2021-11-13 23:43:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1137 transitions. [2021-11-13 23:43:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:48,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:48,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:43:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:48,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 662 states and 1140 transitions. [2021-11-13 23:43:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1140 transitions. [2021-11-13 23:43:48,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:48,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:48,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 23:43:51,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 668 states and 1147 transitions. [2021-11-13 23:43:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1147 transitions. [2021-11-13 23:43:51,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:43:51,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:51,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-13 23:43:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 679 states and 1163 transitions. [2021-11-13 23:43:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1163 transitions. [2021-11-13 23:43:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:43:54,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:54,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:44:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 682 states and 1163 transitions. [2021-11-13 23:44:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1163 transitions. [2021-11-13 23:44:01,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:01,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:01,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 697 states and 1188 transitions. [2021-11-13 23:44:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1188 transitions. [2021-11-13 23:44:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:06,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:06,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:06,942 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:44:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 702 states and 1182 transitions. [2021-11-13 23:44:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1182 transitions. [2021-11-13 23:44:09,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:09,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:09,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:44:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 691 states and 1164 transitions. [2021-11-13 23:44:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1164 transitions. [2021-11-13 23:44:12,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:12,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:12,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:44:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 697 states and 1168 transitions. [2021-11-13 23:44:17,029 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1168 transitions. [2021-11-13 23:44:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:17,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:17,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:44:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:18,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 691 states and 1161 transitions. [2021-11-13 23:44:18,166 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1161 transitions. [2021-11-13 23:44:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:44:18,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:18,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:18,255 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:44:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 693 states and 1162 transitions. [2021-11-13 23:44:18,283 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1162 transitions. [2021-11-13 23:44:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:18,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:18,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:44:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 699 states and 1172 transitions. [2021-11-13 23:44:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1172 transitions. [2021-11-13 23:44:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:22,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:22,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:44:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 705 states and 1179 transitions. [2021-11-13 23:44:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1179 transitions. [2021-11-13 23:44:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:25,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:25,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:44:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 716 states and 1194 transitions. [2021-11-13 23:44:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1194 transitions. [2021-11-13 23:44:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:29,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:29,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:44:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 718 states and 1196 transitions. [2021-11-13 23:44:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1196 transitions. [2021-11-13 23:44:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:30,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:30,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:44:32,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:32,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 725 states and 1205 transitions. [2021-11-13 23:44:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1205 transitions. [2021-11-13 23:44:32,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:32,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:32,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:44:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 726 states and 1207 transitions. [2021-11-13 23:44:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1207 transitions. [2021-11-13 23:44:33,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:44:33,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:33,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:44:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 730 states and 1216 transitions. [2021-11-13 23:44:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1216 transitions. [2021-11-13 23:44:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:44:35,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:35,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:38,486 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 26 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 736 states and 1230 transitions. [2021-11-13 23:44:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1230 transitions. [2021-11-13 23:44:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:44:47,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:47,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:47,114 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-13 23:44:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 754 states and 1262 transitions. [2021-11-13 23:44:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1262 transitions. [2021-11-13 23:44:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:44:57,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:57,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 30 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 759 states and 1271 transitions. [2021-11-13 23:45:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1271 transitions. [2021-11-13 23:45:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:45:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:06,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:45:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 762 states and 1274 transitions. [2021-11-13 23:45:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1274 transitions. [2021-11-13 23:45:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:08,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:08,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-13 23:45:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:16,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 771 states and 1287 transitions. [2021-11-13 23:45:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1287 transitions. [2021-11-13 23:45:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:16,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:16,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 783 states and 1306 transitions. [2021-11-13 23:45:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1306 transitions. [2021-11-13 23:45:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:22,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:22,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:45:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 789 states and 1313 transitions. [2021-11-13 23:45:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1313 transitions. [2021-11-13 23:45:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:25,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:25,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:26,261 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:45:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 796 states and 1322 transitions. [2021-11-13 23:45:28,727 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1322 transitions. [2021-11-13 23:45:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:28,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:28,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:29,311 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:45:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 807 states and 1336 transitions. [2021-11-13 23:45:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1336 transitions. [2021-11-13 23:45:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:32,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:32,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:39,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:39,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 825 states and 1363 transitions. [2021-11-13 23:45:39,293 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1363 transitions. [2021-11-13 23:45:39,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:39,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:39,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:39,320 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:45:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 832 states and 1377 transitions. [2021-11-13 23:45:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1377 transitions. [2021-11-13 23:45:43,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:43,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:43,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:45:48,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:48,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 843 states and 1393 transitions. [2021-11-13 23:45:48,088 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1393 transitions. [2021-11-13 23:45:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:48,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:48,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:49,168 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 850 states and 1401 transitions. [2021-11-13 23:45:49,353 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1401 transitions. [2021-11-13 23:45:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:49,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:49,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:45:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 854 states and 1409 transitions. [2021-11-13 23:45:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1409 transitions. [2021-11-13 23:45:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:45:53,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:53,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 879 states and 1445 transitions. [2021-11-13 23:46:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1445 transitions. [2021-11-13 23:46:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:06,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:06,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:23,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 908 states and 1494 transitions. [2021-11-13 23:46:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1494 transitions. [2021-11-13 23:46:23,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:23,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:23,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 915 states and 1509 transitions. [2021-11-13 23:46:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1509 transitions. [2021-11-13 23:46:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:28,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:28,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:32,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:32,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 922 states and 1519 transitions. [2021-11-13 23:46:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1519 transitions. [2021-11-13 23:46:32,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:32,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:32,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:37,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 929 states and 1531 transitions. [2021-11-13 23:46:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1531 transitions. [2021-11-13 23:46:37,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:37,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:37,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:37,769 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 935 states and 1537 transitions. [2021-11-13 23:46:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1537 transitions. [2021-11-13 23:46:41,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:41,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:41,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:46,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 939 states and 1545 transitions. [2021-11-13 23:46:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1545 transitions. [2021-11-13 23:46:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:46,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:46,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 942 states and 1550 transitions. [2021-11-13 23:46:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1550 transitions. [2021-11-13 23:46:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:49,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 946 states and 1554 transitions. [2021-11-13 23:46:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1554 transitions. [2021-11-13 23:46:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:54,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:54,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:46:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 950 states and 1558 transitions. [2021-11-13 23:46:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1558 transitions. [2021-11-13 23:46:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:58,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:58,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 951 states and 1560 transitions. [2021-11-13 23:46:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1560 transitions. [2021-11-13 23:46:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:46:59,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:59,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:00,036 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:47:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:01,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 952 states and 1563 transitions. [2021-11-13 23:47:01,854 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1563 transitions. [2021-11-13 23:47:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:47:01,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:01,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:47:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:04,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 955 states and 1567 transitions. [2021-11-13 23:47:04,937 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1567 transitions. [2021-11-13 23:47:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:47:04,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:04,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:47:07,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 958 states and 1570 transitions. [2021-11-13 23:47:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1570 transitions. [2021-11-13 23:47:07,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:47:07,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:07,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:47:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 959 states and 1571 transitions. [2021-11-13 23:47:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1571 transitions. [2021-11-13 23:47:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:47:15,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:15,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:15,247 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:47:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:15,620 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:47:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:15,798 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 160 iterations. [2021-11-13 23:47:15,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:47:15 ImpRootNode [2021-11-13 23:47:15,958 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:47:15,958 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:47:15,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:47:15,959 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:47:15,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:39:20" (3/4) ... [2021-11-13 23:47:15,962 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 23:47:15,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:47:15,964 INFO L158 Benchmark]: Toolchain (without parser) took 476467.92ms. Allocated memory was 102.8MB in the beginning and 4.1GB in the end (delta: 4.0GB). Free memory was 63.9MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 589.7MB. Max. memory is 16.1GB. [2021-11-13 23:47:15,965 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 80.6MB in the beginning and 80.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:15,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.92ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 75.8MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:47:15,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.56ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:47:15,967 INFO L158 Benchmark]: Boogie Preprocessor took 46.26ms. Allocated memory is still 102.8MB. Free memory was 73.7MB in the beginning and 72.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:15,968 INFO L158 Benchmark]: RCFGBuilder took 627.69ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 54.5MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 23:47:15,968 INFO L158 Benchmark]: CodeCheck took 475411.53ms. Allocated memory was 102.8MB in the beginning and 4.1GB in the end (delta: 4.0GB). Free memory was 54.1MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 581.8MB. Max. memory is 16.1GB. [2021-11-13 23:47:15,968 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 4.1GB. Free memory is still 3.4GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:15,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 99 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 475.2s, OverallIterations: 160, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 155968 SdHoareTripleChecker+Valid, 454920.10ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 128577 mSDsluCounter, 123921 SdHoareTripleChecker+Invalid, 396106.30ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 106922 mSDsCounter, 46975 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 298315 IncrementalHoareTripleChecker+Invalid, 345290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46975 mSolverCounterUnsat, 16999 mSDtfsCounter, 298315 mSolverCounterSat, 4534.75ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70276 GetRequests, 66006 SyntacticMatches, 2394 SemanticMatches, 1876 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2325900 ImplicationChecksByTransitivity, 453.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 61.4s InterpolantComputationTime, 7499 NumberOfCodeBlocks, 7499 NumberOfCodeBlocksAsserted, 160 NumberOfCheckSat, 7266 ConstructedInterpolants, 0 QuantifiedInterpolants, 47710 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 159 InterpolantComputations, 73 PerfectInterpolantSequences, 4524/5781 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 116]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 96. Possible FailurePath: [L124] unsigned int a, b, r; [L126] a = __VERIFIER_nondet_uint() [L127] b = __VERIFIER_nondet_uint() [L129] CALL mp_add(a, b) [L42] unsigned char a0, a1, a2, a3; [L43] unsigned char b0, b1, b2, b3; [L44] unsigned char r0, r1, r2, r3; [L45] unsigned short carry; [L46] unsigned short partial_sum; [L47] unsigned int r; [L48] unsigned char i; [L49] unsigned char na, nb; [L50] a0 = a [L51] a1 = a >> 8 [L52] a2 = a >> 16U [L53] a3 = a >> 24U [L54] b0 = b [L55] b1 = b >> 8U [L56] b2 = b >> 16U [L57] b3 = b >> 24U [L58] na = (unsigned char)4 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=4] [L59] COND TRUE a3 == (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=4] [L60] EXPR na - 1 [L60] na = na - 1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=3] [L61] COND TRUE a2 == (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=3] [L62] EXPR na - 1 [L62] na = na - 1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=2] [L63] COND TRUE a1 == (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=2] [L64] EXPR na - 1 [L64] na = na - 1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=1] [L68] nb = (unsigned char)4 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=1, nb=4] [L69] COND FALSE !(b3 == (unsigned char)0) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, na=1, nb=4] [L78] carry = (unsigned short)0 [L79] i = (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L83] COND TRUE i < na VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L84] COND TRUE i == (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L84] EXPR partial_sum + a0 [L84] partial_sum = partial_sum + a0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L85] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L86] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L87] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L90] COND TRUE i == (unsigned char)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=0] [L90] EXPR partial_sum + b0 [L90] partial_sum = partial_sum + b0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=255] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=255] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=255] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=0, na=1, nb=4, partial_sum=255] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND TRUE i == (unsigned char)0 [L99] r0 = (unsigned char)partial_sum [L100] COND FALSE !(i == (unsigned char)1) [L101] COND FALSE !(i == (unsigned char)2) [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=0, na=1, nb=4, partial_sum=26, r0=26, r1=27, r2=29, r3=28] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=1, na=1, nb=4, partial_sum=26, r0=26, r1=27, r2=29, r3=28] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=26, r1=27, r2=29, r3=28] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=26, r1=27, r2=29, r3=28] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=26, r1=27, r2=29, r3=28] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=26, r1=27, r2=29, r3=28] [L91] COND TRUE i == (unsigned char)1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=1, r0=26, r1=27, r2=29, r3=28] [L91] EXPR partial_sum + b1 [L91] partial_sum = partial_sum + b1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=255, r0=26, r1=27, r2=29, r3=28] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=255, r0=26, r1=27, r2=29, r3=28] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=1, na=1, nb=4, partial_sum=255, r0=26, r1=27, r2=29, r3=28] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND FALSE !(i == (unsigned char)0) [L100] COND TRUE i == (unsigned char)1 [L100] r1 = (unsigned char)partial_sum [L101] COND FALSE !(i == (unsigned char)2) [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=1, na=1, nb=4, partial_sum=34, r0=26, r1=34, r2=29, r3=28] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=2, na=1, nb=4, partial_sum=34, r0=26, r1=34, r2=29, r3=28] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L92] COND TRUE i == (unsigned char)2 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=29, r3=28] [L92] EXPR partial_sum + b2 [L92] partial_sum = partial_sum + b2 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=255, r0=26, r1=34, r2=29, r3=28] [L93] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=2, na=1, nb=4, partial_sum=255, r0=26, r1=34, r2=29, r3=28] [L95] COND TRUE partial_sum > ((unsigned char)254) [L96] partial_sum = partial_sum & ((unsigned char)255) [L97] carry = (unsigned short)1 [L99] COND FALSE !(i == (unsigned char)0) [L100] COND FALSE !(i == (unsigned char)1) [L101] COND TRUE i == (unsigned char)2 [L101] r2 = (unsigned char)partial_sum [L102] COND FALSE !(i == (unsigned char)3) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=2, na=1, nb=4, partial_sum=39, r0=26, r1=34, r2=39, r3=28] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=1, i=3, na=1, nb=4, partial_sum=39, r0=26, r1=34, r2=39, r3=28] [L80] COND TRUE (i < na) || (i < nb) || (carry != (unsigned short)0) [L81] partial_sum = carry [L82] carry = (unsigned short)0 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L83] COND FALSE !(i < na) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L89] COND TRUE i < nb VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L90] COND FALSE !(i == (unsigned char)0) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L91] COND FALSE !(i == (unsigned char)1) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L92] COND FALSE !(i == (unsigned char)2) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L93] COND TRUE i == (unsigned char)3 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=1, r0=26, r1=34, r2=39, r3=28] [L93] EXPR partial_sum + b3 [L93] partial_sum = partial_sum + b3 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=28] [L95] COND FALSE !(partial_sum > ((unsigned char)254)) [L99] COND FALSE !(i == (unsigned char)0) [L100] COND FALSE !(i == (unsigned char)1) [L101] COND FALSE !(i == (unsigned char)2) [L102] COND TRUE i == (unsigned char)3 [L102] r3 = (unsigned char)partial_sum VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=3, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L104] EXPR i + (unsigned char)1 [L104] i = i + (unsigned char)1 VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L80] COND FALSE !((i < na) || (i < nb) || (carry != (unsigned short)0)) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L107] COND FALSE !(i < (unsigned char)4) VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L116] r1 << 8U VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L116] r2 << 16U VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] [L116] r3 << 24U VAL [\old(a)=0, \old(b)=4244569855, a=0, a0=0, a1=0, a2=0, a3=0, b=4244569855, b0=4244569855, b1=16580350, b2=64766, b3=252, carry=0, i=4, na=1, nb=4, partial_sum=253, r0=26, r1=34, r2=39, r3=253] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 80.6MB in the beginning and 80.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.92ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 75.8MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.56ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.26ms. Allocated memory is still 102.8MB. Free memory was 73.7MB in the beginning and 72.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 627.69ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 54.5MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 475411.53ms. Allocated memory was 102.8MB in the beginning and 4.1GB in the end (delta: 4.0GB). Free memory was 54.1MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 581.8MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 4.1GB. Free memory is still 3.4GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-13 23:47:16,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bc36fe-bdf3-4253-a82f-3500fd9e2c67/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample