./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:40:05,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:40:05,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:40:05,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:40:05,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:40:05,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:40:05,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:40:05,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:40:05,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:40:05,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:40:05,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:40:05,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:40:05,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:40:05,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:40:05,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:40:05,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:40:05,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:40:05,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:40:05,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:40:05,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:40:05,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:40:05,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:40:05,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:40:05,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:40:05,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:40:05,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:40:05,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:40:05,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:40:05,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:40:05,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:40:05,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:40:05,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:40:05,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:40:05,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:40:05,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:40:05,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:40:05,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:40:05,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:40:05,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:40:05,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:40:05,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:40:05,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:40:05,762 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:40:05,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:40:05,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:40:05,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:40:05,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:40:05,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:40:05,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:40:05,765 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:40:05,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:40:05,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:40:05,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:40:05,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:40:05,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:40:05,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:40:05,767 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:40:05,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:40:05,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:40:05,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:40:05,768 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:40:05,768 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:40:05,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:40:05,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:40:05,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:40:05,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:40:05,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:40:05,770 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:40:05,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:40:05,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:40:05,771 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_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec73cbd355af8995620266d1bb50e13212a1740ed8bd583620b6985b8fd569c [2021-11-23 00:40:06,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:40:06,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:40:06,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:40:06,069 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:40:06,070 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:40:06,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2021-11-23 00:40:06,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/data/61d850ac7/798e20cc1f1b48f3bd2f1d1384a22df3/FLAGea33b6507 [2021-11-23 00:40:06,612 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:40:06,613 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c [2021-11-23 00:40:06,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/data/61d850ac7/798e20cc1f1b48f3bd2f1d1384a22df3/FLAGea33b6507 [2021-11-23 00:40:06,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/data/61d850ac7/798e20cc1f1b48f3bd2f1d1384a22df3 [2021-11-23 00:40:06,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:40:06,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:40:07,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:40:07,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:40:07,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:40:07,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:40:06" (1/1) ... [2021-11-23 00:40:07,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6bed89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07, skipping insertion in model container [2021-11-23 00:40:07,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:40:06" (1/1) ... [2021-11-23 00:40:07,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:40:07,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:40:07,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c[387,400] [2021-11-23 00:40:07,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:40:07,258 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:40:07,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/sv-benchmarks/c/bitvector-loops/verisec_sendmail_tTflag_arr_one_loop.c[387,400] [2021-11-23 00:40:07,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:40:07,289 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:40:07,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07 WrapperNode [2021-11-23 00:40:07,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:40:07,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:40:07,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:40:07,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:40:07,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,337 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2021-11-23 00:40:07,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:40:07,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:40:07,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:40:07,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:40:07,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:40:07,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:40:07,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:40:07,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:40:07,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:40:07,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:40:07,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:40:07,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a943ac9-2c16-4ec1-9c4e-63b8a733b4d6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:40:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:40:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:40:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:40:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:40:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:40:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:40:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:40:07,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:40:07,561 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:40:07,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:40:07,739 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:40:07,769 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:40:07,770 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:40:07,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:40:07 BoogieIcfgContainer [2021-11-23 00:40:07,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:40:07,773 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:40:07,773 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:40:07,796 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:40:07,796 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:40:07" (1/1) ... [2021-11-23 00:40:07,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:40:07,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:07,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2021-11-23 00:40:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2021-11-23 00:40:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:40:07,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-23 00:40:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-23 00:40:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:40:08,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 00:40:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 00:40:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:40:08,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-23 00:40:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-23 00:40:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:40:08,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:08,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:40:08,497 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:40:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:40:08,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:08,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2021-11-23 00:40:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2021-11-23 00:40:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:40:08,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-11-23 00:40:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-11-23 00:40:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:40:08,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2021-11-23 00:40:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2021-11-23 00:40:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:40:09,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-23 00:40:09,149 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-23 00:40:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:40:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:40:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:40:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:40:09,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-23 00:40:09,488 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-23 00:40:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:40:09,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-23 00:40:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-23 00:40:09,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:40:09,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:40:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2021-11-23 00:40:09,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-23 00:40:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:09,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:40:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-23 00:40:09,917 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-23 00:40:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:40:09,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:40:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2021-11-23 00:40:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2021-11-23 00:40:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:10,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:10,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:40:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2021-11-23 00:40:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2021-11-23 00:40:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:10,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,684 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:40:12,413 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:40:12,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2021-11-23 00:40:12,440 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2021-11-23 00:40:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:12,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:12,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:45,214 WARN L227 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 13 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 00:48:55,261 WARN L227 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 13 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 00:49:33,339 WARN L227 SmtUtils]: Spent 7.43s on a formula simplification. DAG size of input: 50 DAG size of output: 27 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 00:49:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:50:00,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:50:02,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:50:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:02,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2021-11-23 00:50:02,591 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2021-11-23 00:50:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:02,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:02,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:50:26,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:50:48,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:51:09,316 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:51:12,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:51:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2021-11-23 00:51:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2021-11-23 00:51:12,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:51:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat