./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pr3.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_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/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_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pr3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/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_c4083774-2713-4fb8-abef-2ac0508441ee/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 73efddcda095c52d9900d13088d1ec70520de6007541f46343a568e878cf2ed4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:23,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:23,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:23,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:23,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:23,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:23,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:23,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:23,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:23,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:23,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:23,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:23,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:23,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:23,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:23,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:23,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:23,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:23,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:23,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:23,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:23,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:23,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:23,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:23,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:23,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:23,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:23,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:23,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:23,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:23,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:23,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:23,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:23,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:23,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:23,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:23,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:23,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:23,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:23,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:23,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:23,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:23,558 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:23,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:23,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:23,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:23,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:23,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:23,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:23,561 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:23,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:23,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:23,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:23,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:23,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:23,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:23,563 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:23,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:23,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:23,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:23,564 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:23,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:23,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:23,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:23,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:23,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:23,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:23,565 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:23,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:23,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:23,566 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_c4083774-2713-4fb8-abef-2ac0508441ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73efddcda095c52d9900d13088d1ec70520de6007541f46343a568e878cf2ed4 [2021-11-22 23:17:23,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:23,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:23,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:23,920 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:23,922 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:23,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/pr3.c [2021-11-22 23:17:24,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/data/b4e53d387/c75d17aca7f44d70b72d3b7820ecd970/FLAG964138def [2021-11-22 23:17:24,611 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:24,615 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/sv-benchmarks/c/array-tiling/pr3.c [2021-11-22 23:17:24,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/data/b4e53d387/c75d17aca7f44d70b72d3b7820ecd970/FLAG964138def [2021-11-22 23:17:24,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/data/b4e53d387/c75d17aca7f44d70b72d3b7820ecd970 [2021-11-22 23:17:24,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:24,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:24,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:24,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:24,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:24,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a601662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:24, skipping insertion in model container [2021-11-22 23:17:24,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:24" (1/1) ... [2021-11-22 23:17:24,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:24,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:25,193 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_c4083774-2713-4fb8-abef-2ac0508441ee/sv-benchmarks/c/array-tiling/pr3.c[394,407] [2021-11-22 23:17:25,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:25,221 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:25,234 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_c4083774-2713-4fb8-abef-2ac0508441ee/sv-benchmarks/c/array-tiling/pr3.c[394,407] [2021-11-22 23:17:25,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:25,260 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:25,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25 WrapperNode [2021-11-22 23:17:25,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:25,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:25,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:25,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:25,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,302 INFO L137 Inliner]: procedures = 15, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2021-11-22 23:17:25,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:25,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:25,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:25,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:25,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:25,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:25,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:25,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:25,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:25,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:25,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:25,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4083774-2713-4fb8-abef-2ac0508441ee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:17:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:17:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:25,477 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:25,479 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:25,700 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:25,779 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:25,779 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:17:25,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:25 BoogieIcfgContainer [2021-11-22 23:17:25,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:25,783 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:25,784 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:25,797 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:25,797 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:25,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-22 23:17:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-22 23:17:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:17:25,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2021-11-22 23:17:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2021-11-22 23:17:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:17:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2021-11-22 23:17:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2021-11-22 23:17:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:17:28,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:29,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-11-22 23:17:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-11-22 23:17:29,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:17:29,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2021-11-22 23:17:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2021-11-22 23:17:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:17:31,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2021-11-22 23:17:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2021-11-22 23:17:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:17:35,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:42,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2021-11-22 23:17:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2021-11-22 23:17:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:17:42,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:43,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2021-11-22 23:17:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2021-11-22 23:17:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:17:43,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 91 transitions. [2021-11-22 23:17:53,612 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 91 transitions. [2021-11-22 23:17:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:17:53,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,048 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 92 transitions. [2021-11-22 23:17:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 92 transitions. [2021-11-22 23:17:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:17:56,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-22 23:18:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-22 23:18:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:18:12,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2021-11-22 23:18:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2021-11-22 23:18:14,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:18:14,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2021-11-22 23:18:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2021-11-22 23:18:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:18:28,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 79 states and 158 transitions. [2021-11-22 23:18:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 158 transitions. [2021-11-22 23:18:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:18:33,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 81 states and 163 transitions. [2021-11-22 23:18:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 163 transitions. [2021-11-22 23:18:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:18:35,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2021-11-22 23:18:55,994 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2021-11-22 23:18:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:18:55,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 98 states and 197 transitions. [2021-11-22 23:19:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 197 transitions. [2021-11-22 23:19:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:19:00,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 100 states and 202 transitions. [2021-11-22 23:19:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 202 transitions. [2021-11-22 23:19:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:19:03,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 103 states and 207 transitions. [2021-11-22 23:19:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 207 transitions. [2021-11-22 23:19:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:19:07,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2021-11-22 23:19:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2021-11-22 23:19:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:19:09,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:40,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 120 states and 240 transitions. [2021-11-22 23:19:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 240 transitions. [2021-11-22 23:19:40,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:19:40,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 128 states and 262 transitions. [2021-11-22 23:19:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 262 transitions. [2021-11-22 23:19:53,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:19:53,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:53,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:55,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 129 states and 263 transitions. [2021-11-22 23:19:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 263 transitions. [2021-11-22 23:19:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:19:55,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:55,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:55,634 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:57,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 130 states and 264 transitions. [2021-11-22 23:19:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 264 transitions. [2021-11-22 23:19:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:19:57,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:57,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 293 transitions. [2021-11-22 23:20:26,172 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 293 transitions. [2021-11-22 23:20:26,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:26,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:26,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:30,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 145 states and 300 transitions. [2021-11-22 23:20:30,302 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 300 transitions. [2021-11-22 23:20:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:30,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 149 states and 308 transitions. [2021-11-22 23:20:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 308 transitions. [2021-11-22 23:20:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:35,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:35,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 150 states and 311 transitions. [2021-11-22 23:20:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 311 transitions. [2021-11-22 23:20:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:38,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 153 states and 320 transitions. [2021-11-22 23:20:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 320 transitions. [2021-11-22 23:20:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:44,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 155 states and 325 transitions. [2021-11-22 23:20:47,967 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 325 transitions. [2021-11-22 23:20:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:47,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 156 states and 327 transitions. [2021-11-22 23:20:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 327 transitions. [2021-11-22 23:20:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:20:50,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:27,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 169 states and 374 transitions. [2021-11-22 23:21:27,696 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 374 transitions. [2021-11-22 23:21:27,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:21:27,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 172 states and 381 transitions. [2021-11-22 23:21:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 381 transitions. [2021-11-22 23:21:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:21:34,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 176 states and 394 transitions. [2021-11-22 23:21:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 394 transitions. [2021-11-22 23:21:40,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:21:40,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,563 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 182 states and 434 transitions. [2021-11-22 23:21:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 434 transitions. [2021-11-22 23:21:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:21:54,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 195 states and 477 transitions. [2021-11-22 23:22:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 477 transitions. [2021-11-22 23:22:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:22:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:04,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 208 states and 506 transitions. [2021-11-22 23:23:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 506 transitions. [2021-11-22 23:23:04,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:04,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:04,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:09,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 210 states and 512 transitions. [2021-11-22 23:23:09,734 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 512 transitions. [2021-11-22 23:23:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:09,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:09,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,021 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 214 states and 521 transitions. [2021-11-22 23:23:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 521 transitions. [2021-11-22 23:23:19,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:19,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:19,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 218 states and 526 transitions. [2021-11-22 23:23:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 526 transitions. [2021-11-22 23:23:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:26,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:26,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 224 states and 537 transitions. [2021-11-22 23:23:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 537 transitions. [2021-11-22 23:23:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:42,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:42,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:50,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 227 states and 546 transitions. [2021-11-22 23:23:50,857 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 546 transitions. [2021-11-22 23:23:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:50,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:50,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 228 states and 548 transitions. [2021-11-22 23:23:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 548 transitions. [2021-11-22 23:23:54,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:23:54,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:54,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 234 states and 562 transitions. [2021-11-22 23:24:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 562 transitions. [2021-11-22 23:24:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:08,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 236 states and 568 transitions. [2021-11-22 23:24:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 568 transitions. [2021-11-22 23:24:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:14,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:14,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:14,843 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 237 states and 572 transitions. [2021-11-22 23:24:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 572 transitions. [2021-11-22 23:24:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:17,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:17,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 239 states and 579 transitions. [2021-11-22 23:24:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 579 transitions. [2021-11-22 23:24:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:23,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:23,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:24,244 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:27,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:27,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 240 states and 582 transitions. [2021-11-22 23:24:27,354 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 582 transitions. [2021-11-22 23:24:27,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:24:27,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:27,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 101 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:30,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 241 states and 585 transitions. [2021-11-22 23:24:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 585 transitions. [2021-11-22 23:24:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:24:30,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:30,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 264 states and 669 transitions. [2021-11-22 23:26:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 669 transitions. [2021-11-22 23:26:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:26:11,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:11,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 268 states and 688 transitions. [2021-11-22 23:26:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 688 transitions. [2021-11-22 23:26:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:26:24,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:24,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:49,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 277 states and 716 transitions. [2021-11-22 23:26:49,953 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 716 transitions. [2021-11-22 23:26:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:26:49,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 278 states and 726 transitions. [2021-11-22 23:26:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 726 transitions. [2021-11-22 23:26:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:26:54,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:54,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 284 states and 743 transitions. [2021-11-22 23:27:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 743 transitions. [2021-11-22 23:27:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:27:13,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:13,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 285 states and 744 transitions. [2021-11-22 23:27:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 744 transitions. [2021-11-22 23:27:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:27:17,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:17,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 287 states and 763 transitions. [2021-11-22 23:27:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 763 transitions. [2021-11-22 23:27:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:27:24,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:24,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 288 states and 777 transitions. [2021-11-22 23:27:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 777 transitions. [2021-11-22 23:27:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:27:28,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:28,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:28,697 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 293 states and 800 transitions. [2021-11-22 23:27:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 800 transitions. [2021-11-22 23:27:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:27:43,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:43,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 294 states and 801 transitions. [2021-11-22 23:27:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 801 transitions. [2021-11-22 23:27:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:27:46,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:46,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 293 states and 794 transitions. [2021-11-22 23:27:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 794 transitions. [2021-11-22 23:27:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:27:55,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 315 states and 927 transitions. [2021-11-22 23:29:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 927 transitions. [2021-11-22 23:29:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:29:35,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:35,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.