./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/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 c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:22:32,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:22:32,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:22:32,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:22:32,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:22:32,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:22:32,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:22:32,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:22:32,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:22:32,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:22:32,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:22:32,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:22:32,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:22:32,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:22:32,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:22:32,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:22:32,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:22:32,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:22:32,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:22:32,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:22:32,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:22:32,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:22:32,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:22:32,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:22:32,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:22:32,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:22:32,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:22:32,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:22:32,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:22:32,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:22:32,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:22:32,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:22:32,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:22:32,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:22:32,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:22:32,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:22:32,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:22:32,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:22:32,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:22:32,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:22:32,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:22:32,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:22:32,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:22:32,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:22:32,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:22:32,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:22:32,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:22:32,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:22:32,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:22:32,479 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:22:32,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:22:32,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:22:32,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:22:32,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:22:32,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:22:32,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:22:32,487 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:22:32,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:22:32,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:22:32,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:22:32,488 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:22:32,488 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:22:32,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:22:32,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:22:32,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:22:32,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:22:32,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:22:32,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:22:32,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:22:32,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:22:32,491 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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c506323d3bd63f7e6137c28fc1be825d2491f66f4e75ccbab60530df37ca16f1 [2021-11-23 00:22:32,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:22:32,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:22:32,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:22:32,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:22:32,826 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:22:32,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 00:22:32,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/data/1fa65504e/3a96b460473f4e0d89b268484216b7e8/FLAG137b4d8f3 [2021-11-23 00:22:33,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:22:33,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2021-11-23 00:22:33,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/data/1fa65504e/3a96b460473f4e0d89b268484216b7e8/FLAG137b4d8f3 [2021-11-23 00:22:33,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/data/1fa65504e/3a96b460473f4e0d89b268484216b7e8 [2021-11-23 00:22:33,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:22:33,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:22:33,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:22:33,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:22:33,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:22:33,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:33" (1/1) ... [2021-11-23 00:22:33,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21899f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:33, skipping insertion in model container [2021-11-23 00:22:33,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:33" (1/1) ... [2021-11-23 00:22:33,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:22:33,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:22:33,992 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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 00:22:34,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:22:34,017 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:22:34,030 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_6dbc0a99-20e8-4826-ae90-88d1a96615b6/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c[319,332] [2021-11-23 00:22:34,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:22:34,049 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:22:34,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34 WrapperNode [2021-11-23 00:22:34,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:22:34,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:22:34,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:22:34,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:22:34,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,088 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2021-11-23 00:22:34,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:22:34,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:22:34,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:22:34,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:22:34,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:22:34,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:22:34,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:22:34,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:22:34,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:22:34,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:22:34,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:22:34,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dbc0a99-20e8-4826-ae90-88d1a96615b6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:22:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:22:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:22:34,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:22:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:22:34,257 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:22:34,259 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:22:34,392 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:22:34,415 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:22:34,418 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:22:34,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:22:34 BoogieIcfgContainer [2021-11-23 00:22:34,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:22:34,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:22:34,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:22:34,438 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:22:34,438 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:22:34" (1/1) ... [2021-11-23 00:22:34,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:22:34,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 00:22:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 00:22:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:22:34,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:34,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:34,725 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 00:22:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2021-11-23 00:22:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2021-11-23 00:22:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:22:34,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:34,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:34,918 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 00:22:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:34,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2021-11-23 00:22:34,997 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-23 00:22:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:22:34,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:34,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-11-23 00:22:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-23 00:22:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:22:35,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:35,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2021-11-23 00:22:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2021-11-23 00:22:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:22:35,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:35,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:35,827 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2021-11-23 00:22:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2021-11-23 00:22:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:22:35,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:35,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-11-23 00:22:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-11-23 00:22:36,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:22:36,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:36,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-23 00:22:36,484 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-23 00:22:36,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:22:36,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:36,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:36,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-11-23 00:22:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-23 00:22:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:22:36,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:36,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2021-11-23 00:22:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2021-11-23 00:22:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:22:37,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:37,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:37,475 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-11-23 00:22:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-23 00:22:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:22:37,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:37,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:37,879 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:37,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:37,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2021-11-23 00:22:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2021-11-23 00:22:37,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:22:37,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:37,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:38,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2021-11-23 00:22:38,333 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2021-11-23 00:22:38,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:22:38,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:38,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2021-11-23 00:22:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-11-23 00:22:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:22:38,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:38,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:39,219 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2021-11-23 00:22:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2021-11-23 00:22:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:22:39,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:39,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:39,767 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:39,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2021-11-23 00:22:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-11-23 00:22:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:22:39,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:39,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2021-11-23 00:22:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2021-11-23 00:22:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:22:40,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:40,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2021-11-23 00:22:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2021-11-23 00:22:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:22:40,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:40,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:41,386 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:41,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2021-11-23 00:22:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2021-11-23 00:22:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:22:41,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:41,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:42,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2021-11-23 00:22:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2021-11-23 00:22:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:22:42,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:42,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2021-11-23 00:22:42,958 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2021-11-23 00:22:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:22:42,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:42,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:43,527 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:43,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2021-11-23 00:22:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2021-11-23 00:22:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:22:43,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:43,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:44,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2021-11-23 00:22:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2021-11-23 00:22:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:22:44,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:44,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:45,173 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2021-11-23 00:22:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2021-11-23 00:22:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:22:45,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:45,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:46,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2021-11-23 00:22:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2021-11-23 00:22:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:22:46,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:46,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2021-11-23 00:22:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2021-11-23 00:22:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:22:54,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:54,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2021-11-23 00:22:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2021-11-23 00:22:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:22:56,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:56,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2021-11-23 00:22:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2021-11-23 00:22:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:22:57,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:57,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-11-23 00:22:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-11-23 00:22:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:22:58,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:58,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:22:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:22:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:22:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:22:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2021-11-23 00:22:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2021-11-23 00:22:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:22:59,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:22:59,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2021-11-23 00:23:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2021-11-23 00:23:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:01,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:01,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:03,274 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:03,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2021-11-23 00:23:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2021-11-23 00:23:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:23:03,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:03,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2021-11-23 00:23:08,833 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2021-11-23 00:23:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:23:08,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:09,977 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:10,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:10,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2021-11-23 00:23:10,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2021-11-23 00:23:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:23:10,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:10,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:01,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-11-23 00:24:01,696 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-11-23 00:24:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:24:01,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:01,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat