./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:08:43,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:08:43,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:08:44,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:08:44,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:08:44,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:08:44,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:08:44,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:08:44,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:08:44,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:08:44,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:08:44,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:08:44,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:08:44,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:08:44,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:08:44,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:08:44,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:08:44,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:08:44,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:08:44,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:08:44,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:08:44,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:08:44,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:08:44,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:08:44,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:08:44,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:08:44,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:08:44,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:08:44,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:08:44,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:08:44,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:08:44,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:08:44,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:08:44,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:08:44,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:08:44,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:08:44,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:08:44,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:08:44,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:08:44,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:08:44,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:08:44,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:08:44,147 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:08:44,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:08:44,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:08:44,150 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:08:44,150 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:08:44,150 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:08:44,150 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:08:44,150 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:08:44,151 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:08:44,151 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:08:44,152 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:08:44,152 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:08:44,153 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:08:44,153 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:08:44,153 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:08:44,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:08:44,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:08:44,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:08:44,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:08:44,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:08:44,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:08:44,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:08:44,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:08:44,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:08:44,156 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:08:44,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:08:44,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:08:44,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:08:44,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:08:44,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:08:44,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:08:44,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:08:44,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:08:44,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:08:44,159 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:08:44,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:08:44,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:08:44,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:08:44,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:08:44,160 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf [2021-10-20 05:08:44,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:08:44,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:08:44,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:08:44,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:08:44,537 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:08:44,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-10-20 05:08:44,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/data/9efa9a853/4e9001ad26ed47a495991bcc9cc028b0/FLAG2c9dd8351 [2021-10-20 05:08:45,125 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:08:45,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-10-20 05:08:45,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/data/9efa9a853/4e9001ad26ed47a495991bcc9cc028b0/FLAG2c9dd8351 [2021-10-20 05:08:45,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/data/9efa9a853/4e9001ad26ed47a495991bcc9cc028b0 [2021-10-20 05:08:45,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:08:45,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:08:45,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:08:45,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:08:45,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:08:45,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:45,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157175dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45, skipping insertion in model container [2021-10-20 05:08:45,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:45,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:08:45,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:08:45,777 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-10-20 05:08:45,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:08:45,863 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:08:45,904 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-10-20 05:08:45,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:08:45,953 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:08:45,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45 WrapperNode [2021-10-20 05:08:45,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:08:45,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:08:45,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:08:45,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:08:45,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:45,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:08:46,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:08:46,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:08:46,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:08:46,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:08:46,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:08:46,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:08:46,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:08:46,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (1/1) ... [2021-10-20 05:08:46,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:08:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:08:46,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:08:46,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:08:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-20 05:08:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:08:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:08:46,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:08:47,592 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:08:47,592 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-20 05:08:47,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:08:47 BoogieIcfgContainer [2021-10-20 05:08:47,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:08:47,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:08:47,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:08:47,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:08:47,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:08:45" (1/3) ... [2021-10-20 05:08:47,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9e1b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:08:47, skipping insertion in model container [2021-10-20 05:08:47,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:08:45" (2/3) ... [2021-10-20 05:08:47,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9e1b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:08:47, skipping insertion in model container [2021-10-20 05:08:47,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:08:47" (3/3) ... [2021-10-20 05:08:47,605 INFO L111 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2021-10-20 05:08:47,617 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:08:47,617 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-20 05:08:47,664 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 05:08:47,673 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-20 05:08:47,674 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-20 05:08:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:08:47,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-20 05:08:47,704 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:08:47,705 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:08:47,705 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:08:47,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:08:47,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1453360743, now seen corresponding path program 1 times [2021-10-20 05:08:47,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:08:47,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954307041] [2021-10-20 05:08:47,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:08:47,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:08:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:08:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:08:51,460 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:08:51,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954307041] [2021-10-20 05:08:51,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954307041] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-20 05:08:51,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:08:51,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [69] imperfect sequences [] total 69 [2021-10-20 05:08:51,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776113789] [2021-10-20 05:08:51,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-10-20 05:08:51,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:08:51,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-10-20 05:08:51,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-10-20 05:08:51,487 INFO L87 Difference]: Start difference. First operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:08:53,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:08:53,767 INFO L93 Difference]: Finished difference Result 80 states and 149 transitions. [2021-10-20 05:08:53,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-10-20 05:08:53,769 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-10-20 05:08:53,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:08:53,778 INFO L225 Difference]: With dead ends: 80 [2021-10-20 05:08:53,779 INFO L226 Difference]: Without dead ends: 73 [2021-10-20 05:08:53,783 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2555.1ms TimeCoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-10-20 05:08:53,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-20 05:08:53,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-20 05:08:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:08:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-10-20 05:08:53,825 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 71 [2021-10-20 05:08:53,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:08:53,826 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2021-10-20 05:08:53,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:08:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-10-20 05:08:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-20 05:08:53,830 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:08:53,830 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:08:53,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-20 05:08:53,831 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:08:53,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:08:53,832 INFO L82 PathProgramCache]: Analyzing trace with hash 2113862019, now seen corresponding path program 1 times [2021-10-20 05:08:53,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:08:53,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393015471] [2021-10-20 05:08:53,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:08:53,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:08:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:08:56,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:08:56,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:08:56,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393015471] [2021-10-20 05:08:56,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393015471] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:08:56,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280256111] [2021-10-20 05:08:56,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:08:56,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:08:56,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:08:56,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:08:56,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-20 05:08:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:08:56,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 71 conjunts are in the unsatisfiable core [2021-10-20 05:08:56,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:08:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:08:57,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:09:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:09:04,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280256111] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:09:04,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1556521333] [2021-10-20 05:09:04,611 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-10-20 05:09:04,611 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:09:04,618 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:09:04,624 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:09:04,625 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:09:04,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,739 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:09:04,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:09:04,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:09:04,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:09:04,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-10-20 05:09:04,771 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_9|], 21=[|v_#valid_10|]} [2021-10-20 05:09:04,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:09:04,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:09:04,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:09:04,822 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:09:04,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:04,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:09:04,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-10-20 05:09:04,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:09:04,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:09:04,856 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:09:04,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:04,862 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:04,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,865 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:09:04,866 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:103 [2021-10-20 05:09:04,871 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,878 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,885 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,892 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,899 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,905 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,912 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,919 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,925 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,932 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,938 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,945 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,952 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,958 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,965 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,972 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,978 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,985 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,991 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:04,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:04,998 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,005 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,012 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,018 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,025 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,031 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,039 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,045 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,052 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,058 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,065 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,071 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,078 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,084 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,091 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,097 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,104 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,110 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,116 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,123 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,129 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,135 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,141 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,148 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,154 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,160 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,167 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,173 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,179 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,185 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,191 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,197 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:09:05,204 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:09:05,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,210 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,216 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,223 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,229 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,264 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,270 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,276 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,285 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,291 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,297 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,303 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,309 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:09:05,315 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:09:05,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,321 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,327 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,336 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:09:05,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:09:05,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:05,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:09:05,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:05,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-10-20 05:09:05,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-10-20 05:09:05,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:09:05,529 INFO L180 QuantifierPusher]: treesize reduction 42, result has 63.2 percent of original size [2021-10-20 05:09:05,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:09:05,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:09:05,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:09:05,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:09:05,545 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:09:22,675 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:09:22,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:09:22,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70, 70] total 139 [2021-10-20 05:09:22,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591846649] [2021-10-20 05:09:22,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2021-10-20 05:09:22,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:09:22,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2021-10-20 05:09:22,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-10-20 05:09:22,696 INFO L87 Difference]: Start difference. First operand 73 states and 73 transitions. Second operand has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:09:24,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:09:24,456 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions. [2021-10-20 05:09:24,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-10-20 05:09:24,457 INFO L78 Accepts]: Start accepts. Automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-10-20 05:09:24,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:09:24,461 INFO L225 Difference]: With dead ends: 108 [2021-10-20 05:09:24,462 INFO L226 Difference]: Without dead ends: 105 [2021-10-20 05:09:24,470 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15060 ImplicationChecksByTransitivity, 23930.3ms TimeCoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-10-20 05:09:24,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-20 05:09:24,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-20 05:09:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.0096153846153846) internal successors, (105), 104 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:09:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2021-10-20 05:09:24,494 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 105 transitions. Word has length 72 [2021-10-20 05:09:24,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:09:24,495 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 105 transitions. [2021-10-20 05:09:24,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:09:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2021-10-20 05:09:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-20 05:09:24,498 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:09:24,501 INFO L512 BasicCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:09:24,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-20 05:09:24,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:09:24,729 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:09:24,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:09:24,730 INFO L82 PathProgramCache]: Analyzing trace with hash 2102968707, now seen corresponding path program 2 times [2021-10-20 05:09:24,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:09:24,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697115524] [2021-10-20 05:09:24,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:09:24,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:09:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:09:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:09:30,628 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:09:30,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697115524] [2021-10-20 05:09:30,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697115524] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:09:30,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459179270] [2021-10-20 05:09:30,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-20 05:09:30,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:09:30,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:09:30,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:09:30,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-20 05:09:31,052 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-10-20 05:09:31,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-20 05:09:31,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 108 conjunts are in the unsatisfiable core [2021-10-20 05:09:31,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:09:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:09:37,987 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:11:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:11:53,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459179270] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:11:53,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1330039092] [2021-10-20 05:11:53,998 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-10-20 05:11:53,998 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:11:53,999 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:11:53,999 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:11:53,999 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:11:54,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:11:54,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:11:54,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:11:54,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:11:54,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-10-20 05:11:54,055 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_10|], 21=[|v_#valid_11|]} [2021-10-20 05:11:54,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:11:54,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:11:54,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:11:54,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:11:54,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:11:54,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-10-20 05:11:54,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:11:54,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:11:54,103 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:11:54,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,108 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,112 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:11:54,112 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:103 [2021-10-20 05:11:54,117 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,123 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,130 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,137 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,144 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,150 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,168 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,175 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,181 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,189 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,195 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,202 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,209 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,216 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,222 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,229 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,236 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,242 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,249 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,255 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,261 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,268 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,275 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,281 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,291 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,298 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,304 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,311 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,318 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,324 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,336 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,343 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,350 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,357 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,364 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,370 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,377 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,384 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,398 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,403 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,410 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,417 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,426 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,433 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,443 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,451 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,457 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,464 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,471 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,488 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,497 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,505 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,512 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,520 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,525 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,530 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,535 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,541 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,548 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,555 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,562 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,569 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,576 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,582 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,589 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,596 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,603 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-10-20 05:11:54,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-10-20 05:11:54,613 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-10-20 05:11:54,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-10-20 05:11:54,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:11:54,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-10-20 05:11:54,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-10-20 05:11:54,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:11:54,752 INFO L180 QuantifierPusher]: treesize reduction 42, result has 63.2 percent of original size [2021-10-20 05:11:54,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:11:54,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:11:54,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:11:54,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:11:54,766 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:12:26,457 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:12:26,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:12:26,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 256 [2021-10-20 05:12:26,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300019879] [2021-10-20 05:12:26,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 257 states [2021-10-20 05:12:26,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:12:26,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 257 interpolants. [2021-10-20 05:12:26,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10548, Invalid=96054, Unknown=0, NotChecked=0, Total=106602 [2021-10-20 05:12:26,472 INFO L87 Difference]: Start difference. First operand 105 states and 105 transitions. Second operand has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:12:43,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:12:43,614 INFO L93 Difference]: Finished difference Result 107 states and 108 transitions. [2021-10-20 05:12:43,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-20 05:12:43,615 INFO L78 Accepts]: Start accepts. Automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-10-20 05:12:43,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:12:43,616 INFO L225 Difference]: With dead ends: 107 [2021-10-20 05:12:43,616 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 05:12:43,623 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 85 SyntacticMatches, 3 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29442 ImplicationChecksByTransitivity, 93057.0ms TimeCoverageRelationStatistics Valid=10555, Invalid=96701, Unknown=0, NotChecked=0, Total=107256 [2021-10-20 05:12:43,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 05:12:43,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 05:12:43,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:12:43,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 05:12:43,624 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2021-10-20 05:12:43,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:12:43,624 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 05:12:43,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:12:43,625 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 05:12:43,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 05:12:43,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:12:43,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-20 05:12:43,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-20 05:12:43,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 05:12:43,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:43,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:12:44,873 INFO L853 garLoopResultBuilder]: At program point L927(lines 181 928) the Hoare annotation is: (and (<= 28 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 28) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,873 INFO L853 garLoopResultBuilder]: At program point L795(lines 247 796) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 39) (<= 39 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,874 INFO L853 garLoopResultBuilder]: At program point L663(lines 313 664) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 50 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 50) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,874 INFO L853 garLoopResultBuilder]: At program point L531(lines 379 532) the Hoare annotation is: (and (<= 61 ULTIMATE.start_main_~main__x~0) (<= 61 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 61) (<= ULTIMATE.start_main_~main__y~0 61)) [2021-10-20 05:12:44,874 INFO L853 garLoopResultBuilder]: At program point L1227(lines 31 1228) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 3) (<= 3 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,874 INFO L853 garLoopResultBuilder]: At program point L1095(lines 97 1096) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 14 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 14) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,874 INFO L853 garLoopResultBuilder]: At program point L963(lines 163 964) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 25 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 25) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,875 INFO L853 garLoopResultBuilder]: At program point L831(lines 229 832) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 36) (<= 36 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,875 INFO L853 garLoopResultBuilder]: At program point L699(lines 295 700) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 47) (<= 47 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,875 INFO L853 garLoopResultBuilder]: At program point L567(lines 361 568) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 58) (<= 58 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 58) (<= 58 ULTIMATE.start_main_~main__y~0)) [2021-10-20 05:12:44,875 INFO L853 garLoopResultBuilder]: At program point L1131(lines 79 1132) the Hoare annotation is: (and (<= 11 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 11) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L999(lines 145 1000) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 22 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 22) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L867(lines 211 868) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 33) (<= 33 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L735(lines 277 736) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 44) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 44 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L603(lines 343 604) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 55) (<= ULTIMATE.start_main_~main__x~0 55) (<= 55 ULTIMATE.start_main_~main__y~0) (<= 55 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L471(lines 409 472) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 66) (<= 66 ULTIMATE.start_main_~main__x~0) (<= 66 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 66)) [2021-10-20 05:12:44,876 INFO L853 garLoopResultBuilder]: At program point L1167(lines 61 1168) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 8) (<= 8 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L1035(lines 127 1036) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 19) (<= 19 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L903(lines 193 904) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 30 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 30) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L771(lines 259 772) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 41) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 41 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L639(lines 325 640) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 52) (<= 52 ULTIMATE.start_main_~main__y~0) (<= 52 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 52)) [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L507(lines 391 508) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 63) (<= 63 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 63) (<= 63 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,877 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 451) no Hoare annotation was computed. [2021-10-20 05:12:44,877 INFO L853 garLoopResultBuilder]: At program point L1203(lines 43 1204) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 5) (<= 5 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L1071(lines 109 1072) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 16 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 16) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L939(lines 175 940) the Hoare annotation is: (and (<= 27 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 27)) [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L807(lines 241 808) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 38) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 38 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L675(lines 307 676) the Hoare annotation is: (and (<= 49 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 49)) [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L543(lines 373 544) the Hoare annotation is: (and (<= 60 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 60) (<= 60 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 60)) [2021-10-20 05:12:44,878 INFO L857 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2021-10-20 05:12:44,878 INFO L853 garLoopResultBuilder]: At program point L1239(lines 25 1240) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 2) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= 2 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,879 INFO L853 garLoopResultBuilder]: At program point L1107(lines 91 1108) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 13) (<= ULTIMATE.start_main_~main__y~0 50) (<= 13 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,879 INFO L857 garLoopResultBuilder]: For program point L17(lines 17 1257) no Hoare annotation was computed. [2021-10-20 05:12:44,879 INFO L853 garLoopResultBuilder]: At program point L975(lines 157 976) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 24 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 24) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,879 INFO L853 garLoopResultBuilder]: At program point L843(lines 223 844) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 35) (<= 35 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,879 INFO L853 garLoopResultBuilder]: At program point L711(lines 289 712) the Hoare annotation is: (and (<= 46 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 46) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,879 INFO L853 garLoopResultBuilder]: At program point L579(lines 355 580) the Hoare annotation is: (and (<= 57 ULTIMATE.start_main_~main__y~0) (<= 57 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 57) (<= ULTIMATE.start_main_~main__y~0 57)) [2021-10-20 05:12:44,879 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L1143(lines 73 1144) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 10) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 10 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L1011(lines 139 1012) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 21 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 21) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L879(lines 205 880) the Hoare annotation is: (and (<= 32 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 32) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L747(lines 271 748) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 43) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 43 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L615(lines 337 616) the Hoare annotation is: (and (<= 54 ULTIMATE.start_main_~main__x~0) (<= 54 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 54) (<= ULTIMATE.start_main_~main__x~0 54)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L483(lines 403 484) the Hoare annotation is: (and (<= 65 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 65) (<= ULTIMATE.start_main_~main__y~0 65) (<= 65 ULTIMATE.start_main_~main__y~0)) [2021-10-20 05:12:44,880 INFO L853 garLoopResultBuilder]: At program point L1179(lines 55 1180) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 7) (<= 7 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,881 INFO L853 garLoopResultBuilder]: At program point L1047(lines 121 1048) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 18) (<= ULTIMATE.start_main_~main__y~0 50) (<= 18 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,881 INFO L853 garLoopResultBuilder]: At program point L915(lines 187 916) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 29) (<= 29 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,881 INFO L853 garLoopResultBuilder]: At program point L783(lines 253 784) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 40) (<= ULTIMATE.start_main_~main__y~0 50) (<= 40 ULTIMATE.start_main_~main__x~0)) [2021-10-20 05:12:44,881 INFO L853 garLoopResultBuilder]: At program point L651(lines 319 652) the Hoare annotation is: (and (<= 51 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 51) (<= 51 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 51)) [2021-10-20 05:12:44,881 INFO L853 garLoopResultBuilder]: At program point L519(lines 385 520) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 62) (<= ULTIMATE.start_main_~main__y~0 62) (<= 62 ULTIMATE.start_main_~main__x~0) (<= 62 ULTIMATE.start_main_~main__y~0)) [2021-10-20 05:12:44,881 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L1215(lines 37 1216) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 4 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 4) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L1083(lines 103 1084) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 15) (<= 15 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L951(lines 169 952) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 26) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 26 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L819(lines 235 820) the Hoare annotation is: (and (<= 37 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 37) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L687(lines 301 688) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 48 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 48) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L555(lines 367 556) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 59) (<= ULTIMATE.start_main_~main__x~0 59) (<= 59 ULTIMATE.start_main_~main__x~0) (<= 59 ULTIMATE.start_main_~main__y~0)) [2021-10-20 05:12:44,882 INFO L853 garLoopResultBuilder]: At program point L1251(lines 19 1252) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 1) (<= 1 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,883 INFO L853 garLoopResultBuilder]: At program point L1119(lines 85 1120) the Hoare annotation is: (and (<= 12 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 12) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,883 INFO L853 garLoopResultBuilder]: At program point L987(lines 151 988) the Hoare annotation is: (and (<= 23 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 23)) [2021-10-20 05:12:44,883 INFO L853 garLoopResultBuilder]: At program point L855(lines 217 856) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 34) (<= 34 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,883 INFO L853 garLoopResultBuilder]: At program point L723(lines 283 724) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 45) (<= 45 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,883 INFO L853 garLoopResultBuilder]: At program point L591(lines 349 592) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 56) (<= 56 ULTIMATE.start_main_~main__y~0) (<= 56 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 56)) [2021-10-20 05:12:44,884 INFO L853 garLoopResultBuilder]: At program point L459(lines 415 460) the Hoare annotation is: (or (and (<= 99 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 99) (<= 99 ULTIMATE.start_main_~main__x~0) (< ULTIMATE.start_main_~main__x~0 100)) (and (<= ULTIMATE.start_main_~main__y~0 83) (<= ULTIMATE.start_main_~main__x~0 83) (<= 83 ULTIMATE.start_main_~main__x~0) (<= 83 ULTIMATE.start_main_~main__y~0)) (and (<= 89 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 89) (<= 89 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 89)) (and (<= 90 ULTIMATE.start_main_~main__x~0) (<= 90 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 90) (< ULTIMATE.start_main_~main__x~0 91)) (and (<= 85 ULTIMATE.start_main_~main__x~0) (<= 85 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 85) (<= ULTIMATE.start_main_~main__y~0 85)) (and (< ULTIMATE.start_main_~main__x~0 89) (<= ULTIMATE.start_main_~main__y~0 88) (<= 88 ULTIMATE.start_main_~main__x~0) (<= 88 ULTIMATE.start_main_~main__y~0)) (and (< ULTIMATE.start_main_~main__x~0 70) (<= 69 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 69) (<= 69 ULTIMATE.start_main_~main__x~0)) (and (<= 84 ULTIMATE.start_main_~main__y~0) (<= 84 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 84) (< ULTIMATE.start_main_~main__x~0 85)) (and (<= 93 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 93) (<= ULTIMATE.start_main_~main__y~0 93) (<= 93 ULTIMATE.start_main_~main__y~0)) (and (<= 70 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 71) (<= ULTIMATE.start_main_~main__y~0 70) (<= 70 ULTIMATE.start_main_~main__x~0)) (and (<= 98 ULTIMATE.start_main_~main__y~0) (<= 98 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 98) (< ULTIMATE.start_main_~main__x~0 99)) (and (<= 95 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 95) (<= ULTIMATE.start_main_~main__x~0 95) (<= 95 ULTIMATE.start_main_~main__y~0)) (and (<= 94 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 94) (< ULTIMATE.start_main_~main__x~0 95) (<= 94 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__x~0 72) (<= ULTIMATE.start_main_~main__y~0 72) (<= 72 ULTIMATE.start_main_~main__y~0) (<= 72 ULTIMATE.start_main_~main__x~0)) (and (<= 81 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 81) (<= 81 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 82)) (and (<= 91 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 91) (<= 91 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 91)) (and (<= 77 ULTIMATE.start_main_~main__x~0) (<= 77 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 77) (< ULTIMATE.start_main_~main__x~0 78)) (and (<= 82 ULTIMATE.start_main_~main__y~0) (<= 82 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 82) (< ULTIMATE.start_main_~main__x~0 83)) (and (<= 96 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 96) (<= 96 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 96)) (and (<= 97 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 97) (<= 97 ULTIMATE.start_main_~main__x~0) (< ULTIMATE.start_main_~main__x~0 98)) (and (<= ULTIMATE.start_main_~main__x~0 67) (<= 67 ULTIMATE.start_main_~main__x~0) (<= 67 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 67)) (and (<= 100 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 100) (<= 100 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 100)) (and (<= ULTIMATE.start_main_~main__x~0 75) (<= ULTIMATE.start_main_~main__y~0 75) (<= 75 ULTIMATE.start_main_~main__y~0) (<= 75 ULTIMATE.start_main_~main__x~0)) (and (< ULTIMATE.start_main_~main__x~0 88) (<= ULTIMATE.start_main_~main__y~0 87) (<= 87 ULTIMATE.start_main_~main__y~0) (<= 87 ULTIMATE.start_main_~main__x~0)) (and (<= ULTIMATE.start_main_~main__y~0 78) (<= 78 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 78) (<= 78 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__y~0 68) (<= ULTIMATE.start_main_~main__x~0 68) (<= 68 ULTIMATE.start_main_~main__x~0) (<= 68 ULTIMATE.start_main_~main__y~0)) (and (< ULTIMATE.start_main_~main__x~0 77) (<= 76 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 76) (<= 76 ULTIMATE.start_main_~main__y~0)) (and (<= 79 ULTIMATE.start_main_~main__y~0) (<= 79 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 79) (<= ULTIMATE.start_main_~main__y~0 79)) (and (<= ULTIMATE.start_main_~main__y~0 86) (<= 86 ULTIMATE.start_main_~main__x~0) (<= 86 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 87)) (and (<= 71 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 71) (<= 71 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 71)) (and (<= ULTIMATE.start_main_~main__x~0 92) (<= ULTIMATE.start_main_~main__y~0 92) (<= 92 ULTIMATE.start_main_~main__x~0) (<= 92 ULTIMATE.start_main_~main__y~0)) (and (<= 73 ULTIMATE.start_main_~main__y~0) (<= 73 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 73) (<= ULTIMATE.start_main_~main__y~0 73)) (and (<= ULTIMATE.start_main_~main__y~0 74) (<= 74 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 74) (<= 74 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__y~0 80) (<= 80 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 80) (<= 80 ULTIMATE.start_main_~main__y~0))) [2021-10-20 05:12:44,884 INFO L853 garLoopResultBuilder]: At program point L1155(lines 67 1156) the Hoare annotation is: (and (<= 9 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 9) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,884 INFO L853 garLoopResultBuilder]: At program point L1023(lines 133 1024) the Hoare annotation is: (and (<= 20 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 20) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,884 INFO L853 garLoopResultBuilder]: At program point L891(lines 199 892) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 31) (<= 31 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,884 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-10-20 05:12:44,885 INFO L853 garLoopResultBuilder]: At program point L759(lines 265 760) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 42 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 42) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,885 INFO L853 garLoopResultBuilder]: At program point L627(lines 331 628) the Hoare annotation is: (and (<= 53 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 53) (<= 53 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 53)) [2021-10-20 05:12:44,885 INFO L853 garLoopResultBuilder]: At program point L495(lines 397 496) the Hoare annotation is: (and (<= 64 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 64) (<= 64 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 64)) [2021-10-20 05:12:44,885 INFO L860 garLoopResultBuilder]: At program point L1256(lines 13 1258) the Hoare annotation is: true [2021-10-20 05:12:44,885 INFO L853 garLoopResultBuilder]: At program point L1191(lines 49 1192) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 6) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 6 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,885 INFO L853 garLoopResultBuilder]: At program point L1059(lines 115 1060) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 17 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 17) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-10-20 05:12:44,890 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 05:12:44,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:12:44 BoogieIcfgContainer [2021-10-20 05:12:44,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:12:44,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:12:44,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:12:44,939 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:12:44,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:08:47" (3/4) ... [2021-10-20 05:12:44,943 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:12:44,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-20 05:12:44,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-20 05:12:44,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:12:44,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:12:45,108 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:12:45,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:12:45,110 INFO L168 Benchmark]: Toolchain (without parser) took 239647.18 ms. Allocated memory was 90.2 MB in the beginning and 545.3 MB in the end (delta: 455.1 MB). Free memory was 48.9 MB in the beginning and 259.3 MB in the end (delta: -210.4 MB). Peak memory consumption was 245.3 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,110 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:12:45,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.87 ms. Allocated memory is still 90.2 MB. Free memory was 48.7 MB in the beginning and 57.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.50 ms. Allocated memory is still 90.2 MB. Free memory was 56.9 MB in the beginning and 54.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,111 INFO L168 Benchmark]: Boogie Preprocessor took 52.74 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 52.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,111 INFO L168 Benchmark]: RCFGBuilder took 1520.65 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 52.0 MB in the beginning and 89.1 MB in the end (delta: -37.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,111 INFO L168 Benchmark]: TraceAbstraction took 237340.55 ms. Allocated memory was 123.7 MB in the beginning and 545.3 MB in the end (delta: 421.5 MB). Free memory was 89.0 MB in the beginning and 270.8 MB in the end (delta: -181.9 MB). Peak memory consumption was 241.8 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,118 INFO L168 Benchmark]: Witness Printer took 170.34 ms. Allocated memory is still 545.3 MB. Free memory was 270.8 MB in the beginning and 259.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:45,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 490.87 ms. Allocated memory is still 90.2 MB. Free memory was 48.7 MB in the beginning and 57.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.50 ms. Allocated memory is still 90.2 MB. Free memory was 56.9 MB in the beginning and 54.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.74 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 52.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1520.65 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 52.0 MB in the beginning and 89.1 MB in the end (delta: -37.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 237340.55 ms. Allocated memory was 123.7 MB in the beginning and 545.3 MB in the end (delta: 421.5 MB). Free memory was 89.0 MB in the beginning and 270.8 MB in the end (delta: -181.9 MB). Peak memory consumption was 241.8 MB. Max. memory is 16.1 GB. * Witness Printer took 170.34 ms. Allocated memory is still 545.3 MB. Free memory was 270.8 MB in the beginning and 259.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 237227.0ms, OverallIterations: 3, TraceHistogramMax: 33, EmptinessCheckTime: 18.8ms, AutomataDifference: 21254.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1043.7ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 11 SDtfs, 3 SDslu, 140 SDs, 0 SdLazy, 20373 SolverSat, 5032 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17477.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 767 GetRequests, 160 SyntacticMatches, 5 SemanticMatches, 602 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44502 ImplicationChecksByTransitivity, 119542.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=2, InterpolantAutomatonStates: 276, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 51.8ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 103 NumberOfFragments, 1302 HoareAnnotationTreeSize, 68 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 112.0ms HoareSimplificationTime, 68 FomulaSimplificationsInter, 93 FormulaSimplificationTreeSizeReductionInter, 916.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 80.5ms SsaConstructionTime, 813.6ms SatisfiabilityAnalysisTime, 162457.2ms InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 592 ConstructedInterpolants, 0 QuantifiedInterpolants, 20071 SizeOfPredicates, 4 NumberOfNonLiveVariables, 430 ConjunctsInSsa, 179 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1686 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 8) && 8 <= main__x) && main__y <= 50 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 31) && 31 <= main__x) && main__y <= 50 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 39) && 39 <= main__x) && main__y <= 50 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: ((main__x <= 35 && 35 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((main__x <= 38 && 50 <= main__y) && 38 <= main__x) && main__y <= 50 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((54 <= main__x && 54 <= main__y) && main__y <= 54) && main__x <= 54 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((50 <= main__y && 16 <= main__x) && main__x <= 16) && main__y <= 50 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((99 <= main__y && main__y <= 99) && 99 <= main__x) && main__x < 100) || (((main__y <= 83 && main__x <= 83) && 83 <= main__x) && 83 <= main__y)) || (((89 <= main__x && main__y <= 89) && 89 <= main__y) && main__x <= 89)) || (((90 <= main__x && 90 <= main__y) && main__y <= 90) && main__x < 91)) || (((85 <= main__x && 85 <= main__y) && main__x <= 85) && main__y <= 85)) || (((main__x < 89 && main__y <= 88) && 88 <= main__x) && 88 <= main__y)) || (((main__x < 70 && 69 <= main__y) && main__y <= 69) && 69 <= main__x)) || (((84 <= main__y && 84 <= main__x) && main__y <= 84) && main__x < 85)) || (((93 <= main__x && main__x <= 93) && main__y <= 93) && 93 <= main__y)) || (((70 <= main__y && main__x < 71) && main__y <= 70) && 70 <= main__x)) || (((98 <= main__y && 98 <= main__x) && main__y <= 98) && main__x < 99)) || (((95 <= main__x && main__y <= 95) && main__x <= 95) && 95 <= main__y)) || (((94 <= main__x && main__y <= 94) && main__x < 95) && 94 <= main__y)) || (((main__x <= 72 && main__y <= 72) && 72 <= main__y) && 72 <= main__x)) || (((81 <= main__x && main__y <= 81) && 81 <= main__y) && main__x < 82)) || (((91 <= main__y && main__x <= 91) && 91 <= main__x) && main__y <= 91)) || (((77 <= main__x && 77 <= main__y) && main__y <= 77) && main__x < 78)) || (((82 <= main__y && 82 <= main__x) && main__y <= 82) && main__x < 83)) || (((96 <= main__y && main__x <= 96) && 96 <= main__x) && main__y <= 96)) || (((97 <= main__y && main__y <= 97) && 97 <= main__x) && main__x < 98)) || (((main__x <= 67 && 67 <= main__x) && 67 <= main__y) && main__y <= 67)) || (((100 <= main__x && main__y <= 100) && 100 <= main__y) && main__x <= 100)) || (((main__x <= 75 && main__y <= 75) && 75 <= main__y) && 75 <= main__x)) || (((main__x < 88 && main__y <= 87) && 87 <= main__y) && 87 <= main__x)) || (((main__y <= 78 && 78 <= main__x) && main__x <= 78) && 78 <= main__y)) || (((main__y <= 68 && main__x <= 68) && 68 <= main__x) && 68 <= main__y)) || (((main__x < 77 && 76 <= main__x) && main__y <= 76) && 76 <= main__y)) || (((79 <= main__y && 79 <= main__x) && main__x <= 79) && main__y <= 79)) || (((main__y <= 86 && 86 <= main__x) && 86 <= main__y) && main__x < 87)) || (((71 <= main__x && main__y <= 71) && 71 <= main__y) && main__x <= 71)) || (((main__x <= 92 && main__y <= 92) && 92 <= main__x) && 92 <= main__y)) || (((73 <= main__y && 73 <= main__x) && main__x <= 73) && main__y <= 73)) || (((main__y <= 74 && 74 <= main__x) && main__x <= 74) && 74 <= main__y)) || (((main__y <= 80 && 80 <= main__x) && main__x <= 80) && 80 <= main__y) - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((50 <= main__y && 4 <= main__x) && main__x <= 4) && main__y <= 50 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 40) && main__y <= 50) && 40 <= main__x - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: ((57 <= main__y && 57 <= main__x) && main__x <= 57) && main__y <= 57 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((main__x <= 43 && 50 <= main__y) && 43 <= main__x) && main__y <= 50 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 13) && main__y <= 50) && 13 <= main__x - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((28 <= main__x && 50 <= main__y) && main__x <= 28) && main__y <= 50 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 34) && 34 <= main__x) && main__y <= 50 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((main__x <= 10 && 50 <= main__y) && 10 <= main__x) && main__y <= 50 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((50 <= main__y && 21 <= main__x) && main__x <= 21) && main__y <= 50 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((50 <= main__y && 50 <= main__x) && main__x <= 50) && main__y <= 50 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: ((main__x <= 62 && main__y <= 62) && 62 <= main__x) && 62 <= main__y - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 5) && 5 <= main__x) && main__y <= 50 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((32 <= main__x && 50 <= main__y) && main__x <= 32) && main__y <= 50 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((main__x <= 63 && 63 <= main__y) && main__y <= 63) && 63 <= main__x - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((9 <= main__x && main__x <= 9) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((64 <= main__x && main__x <= 64) && 64 <= main__y) && main__y <= 64 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 36) && 36 <= main__x) && main__y <= 50 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 15) && 15 <= main__x) && main__y <= 50 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 29) && 29 <= main__x) && main__y <= 50 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((12 <= main__x && main__x <= 12) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((main__x <= 66 && 66 <= main__x) && 66 <= main__y) && main__y <= 66 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((23 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 23 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((20 <= main__x && 50 <= main__y) && main__x <= 20) && main__y <= 50 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((main__x <= 41 && 50 <= main__y) && 41 <= main__x) && main__y <= 50 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((50 <= main__y && 25 <= main__x) && main__x <= 25) && main__y <= 50 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((50 <= main__y && 30 <= main__x) && main__x <= 30) && main__y <= 50 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((main__x <= 26 && 50 <= main__y) && 26 <= main__x) && main__y <= 50 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: ((65 <= main__x && main__x <= 65) && main__y <= 65) && 65 <= main__y - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((50 <= main__y && 42 <= main__x) && main__x <= 42) && main__y <= 50 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((main__y <= 52 && 52 <= main__y) && 52 <= main__x) && main__x <= 52 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((main__x <= 19 && 19 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((61 <= main__x && 61 <= main__y) && main__x <= 61) && main__y <= 61 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 33) && 33 <= main__x) && main__y <= 50 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((46 <= main__x && 50 <= main__y) && main__x <= 46) && main__y <= 50 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 47) && 47 <= main__x) && main__y <= 50 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((50 <= main__y && 24 <= main__x) && main__x <= 24) && main__y <= 50 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((main__y <= 56 && 56 <= main__y) && 56 <= main__x) && main__x <= 56 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((main__x <= 58 && 58 <= main__x) && main__y <= 58) && 58 <= main__y - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 7) && 7 <= main__x) && main__y <= 50 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: ((60 <= main__x && main__y <= 60) && 60 <= main__y) && main__x <= 60 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((37 <= main__x && 50 <= main__y) && main__x <= 37) && main__y <= 50 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((main__x <= 2 && 50 <= main__y) && main__y <= 50) && 2 <= main__x - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ((51 <= main__y && main__y <= 51) && 51 <= main__x) && main__x <= 51 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((50 <= main__y && 17 <= main__x) && main__x <= 17) && main__y <= 50 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((50 <= main__y && 22 <= main__x) && main__x <= 22) && main__y <= 50 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: ((main__y <= 55 && main__x <= 55) && 55 <= main__y) && 55 <= main__x - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((main__x <= 6 && 50 <= main__y) && 6 <= main__x) && main__y <= 50 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 3) && 3 <= main__x) && main__y <= 50 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((50 <= main__y && 48 <= main__x) && main__x <= 48) && main__y <= 50 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: ((53 <= main__x && main__y <= 53) && 53 <= main__y) && main__x <= 53 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: ((50 <= main__y && 14 <= main__x) && main__x <= 14) && main__y <= 50 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((main__x <= 44 && 50 <= main__y) && 44 <= main__x) && main__y <= 50 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: ((main__y <= 59 && main__x <= 59) && 59 <= main__x) && 59 <= main__y - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((11 <= main__x && 50 <= main__y) && main__x <= 11) && main__y <= 50 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 45) && 45 <= main__x) && main__y <= 50 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 18) && main__y <= 50) && 18 <= main__x - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((main__x <= 1 && 1 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((49 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 49 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((27 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 27 RESULT: Ultimate proved your program to be correct! [2021-10-20 05:12:45,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f1b116-26a3-435d-b01e-1d86bddb1945/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...