./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label43.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_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b76d5bd3a937dd443771d4fd333665d0cd3fbe44dd72d1f97738d181d0765bea ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:01:23,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:01:23,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:01:23,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:01:23,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:01:23,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:01:23,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:01:23,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:01:23,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:01:23,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:01:23,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:01:23,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:01:23,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:01:23,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:01:23,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:01:23,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:01:23,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:01:23,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:01:23,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:01:23,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:01:23,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:01:23,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:01:23,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:01:23,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:01:23,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:01:23,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:01:23,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:01:23,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:01:23,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:01:23,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:01:23,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:01:23,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:01:23,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:01:23,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:01:23,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:01:23,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:01:23,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:01:23,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:01:23,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:01:23,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:01:23,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:01:23,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:01:23,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:01:23,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:01:23,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:01:23,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:01:23,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:01:23,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:01:23,535 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:01:23,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:01:23,536 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:01:23,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:01:23,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:01:23,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:01:23,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:01:23,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:01:23,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:01:23,537 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:01:23,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:01:23,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:01:23,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:01:23,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:01:23,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:01:23,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:01:23,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:01:23,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:01:23,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:01:23,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:01:23,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:01:23,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:01:23,540 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:01:23,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:01:23,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:01:23,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:01:23,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b76d5bd3a937dd443771d4fd333665d0cd3fbe44dd72d1f97738d181d0765bea [2021-10-21 20:01:23,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:01:23,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:01:23,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:01:23,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:01:23,842 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:01:23,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/eca-rers2012/Problem17_label43.c [2021-10-21 20:01:23,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/data/c1c9a2c3b/7a5df7e767f34402929f01ddf9ce2696/FLAG1e7f23695 [2021-10-21 20:01:24,601 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:01:24,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/sv-benchmarks/c/eca-rers2012/Problem17_label43.c [2021-10-21 20:01:24,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/data/c1c9a2c3b/7a5df7e767f34402929f01ddf9ce2696/FLAG1e7f23695 [2021-10-21 20:01:24,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/data/c1c9a2c3b/7a5df7e767f34402929f01ddf9ce2696 [2021-10-21 20:01:24,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:01:24,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:01:24,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:01:24,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:01:24,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:01:24,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:01:24" (1/1) ... [2021-10-21 20:01:24,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a9aeb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:24, skipping insertion in model container [2021-10-21 20:01:24,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:01:24" (1/1) ... [2021-10-21 20:01:24,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:01:24,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:01:25,183 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_d62400b7-565b-4daf-b11c-436c28923e36/sv-benchmarks/c/eca-rers2012/Problem17_label43.c[9211,9224] [2021-10-21 20:01:25,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:01:25,926 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:01:25,972 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_d62400b7-565b-4daf-b11c-436c28923e36/sv-benchmarks/c/eca-rers2012/Problem17_label43.c[9211,9224] [2021-10-21 20:01:26,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:01:26,446 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:01:26,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26 WrapperNode [2021-10-21 20:01:26,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:01:26,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:01:26,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:01:26,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:01:26,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:26,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:26,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:01:26,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:01:26,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:01:26,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:01:26,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:26,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:26,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:26,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:27,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:27,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:27,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:27,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:01:27,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:01:27,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:01:27,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:01:27,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (1/1) ... [2021-10-21 20:01:27,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:01:27,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:01:27,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:01:27,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:01:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:01:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:01:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:01:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:01:31,551 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:01:31,551 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-21 20:01:31,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:01:31 BoogieIcfgContainer [2021-10-21 20:01:31,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:01:31,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:01:31,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:01:31,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:01:31,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:01:24" (1/3) ... [2021-10-21 20:01:31,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10a8a084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:01:31, skipping insertion in model container [2021-10-21 20:01:31,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:01:26" (2/3) ... [2021-10-21 20:01:31,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10a8a084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:01:31, skipping insertion in model container [2021-10-21 20:01:31,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:01:31" (3/3) ... [2021-10-21 20:01:31,567 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label43.c [2021-10-21 20:01:31,577 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:01:31,577 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 20:01:31,652 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:01:31,658 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=PETRI_NET, 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 [2021-10-21 20:01:31,658 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 20:01:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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) [2021-10-21 20:01:31,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-21 20:01:31,707 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:31,708 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] [2021-10-21 20:01:31,709 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:31,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:31,714 INFO L82 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2021-10-21 20:01:31,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:31,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158842989] [2021-10-21 20:01:31,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:31,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:32,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:32,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158842989] [2021-10-21 20:01:32,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158842989] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:32,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:32,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:01:32,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964829959] [2021-10-21 20:01:32,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:32,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:32,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:32,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:32,153 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2021-10-21 20:01:35,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:35,429 INFO L93 Difference]: Finished difference Result 1680 states and 3074 transitions. [2021-10-21 20:01:35,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:35,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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 62 [2021-10-21 20:01:35,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:35,465 INFO L225 Difference]: With dead ends: 1680 [2021-10-21 20:01:35,465 INFO L226 Difference]: Without dead ends: 1011 [2021-10-21 20:01:35,476 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:35,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2021-10-21 20:01:35,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 996. [2021-10-21 20:01:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 995 states have (on average 1.735678391959799) internal successors, (1727), 995 states have internal predecessors, (1727), 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) [2021-10-21 20:01:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1727 transitions. [2021-10-21 20:01:35,585 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1727 transitions. Word has length 62 [2021-10-21 20:01:35,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:35,586 INFO L470 AbstractCegarLoop]: Abstraction has 996 states and 1727 transitions. [2021-10-21 20:01:35,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2021-10-21 20:01:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1727 transitions. [2021-10-21 20:01:35,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-21 20:01:35,597 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:35,598 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:01:35,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:01:35,599 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:35,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:35,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1373040103, now seen corresponding path program 1 times [2021-10-21 20:01:35,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:35,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929237788] [2021-10-21 20:01:35,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:35,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:35,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:35,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929237788] [2021-10-21 20:01:35,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929237788] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:35,757 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:35,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:01:35,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628161083] [2021-10-21 20:01:35,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:35,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:35,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:35,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:35,761 INFO L87 Difference]: Start difference. First operand 996 states and 1727 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2021-10-21 20:01:38,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:38,630 INFO L93 Difference]: Finished difference Result 2871 states and 5025 transitions. [2021-10-21 20:01:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:38,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 127 [2021-10-21 20:01:38,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:38,643 INFO L225 Difference]: With dead ends: 2871 [2021-10-21 20:01:38,644 INFO L226 Difference]: Without dead ends: 1877 [2021-10-21 20:01:38,646 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:38,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1877 states. [2021-10-21 20:01:38,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1877 to 1870. [2021-10-21 20:01:38,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1870 states, 1869 states have (on average 1.4719101123595506) internal successors, (2751), 1869 states have internal predecessors, (2751), 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) [2021-10-21 20:01:38,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1870 states and 2751 transitions. [2021-10-21 20:01:38,718 INFO L78 Accepts]: Start accepts. Automaton has 1870 states and 2751 transitions. Word has length 127 [2021-10-21 20:01:38,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:38,720 INFO L470 AbstractCegarLoop]: Abstraction has 1870 states and 2751 transitions. [2021-10-21 20:01:38,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2021-10-21 20:01:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2751 transitions. [2021-10-21 20:01:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-21 20:01:38,730 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:38,731 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:01:38,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:01:38,732 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:38,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:38,733 INFO L82 PathProgramCache]: Analyzing trace with hash -87517194, now seen corresponding path program 1 times [2021-10-21 20:01:38,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:38,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018105949] [2021-10-21 20:01:38,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:38,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:38,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:38,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018105949] [2021-10-21 20:01:38,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018105949] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:38,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:38,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:38,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259753007] [2021-10-21 20:01:38,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:38,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:38,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:38,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:38,955 INFO L87 Difference]: Start difference. First operand 1870 states and 2751 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-10-21 20:01:41,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:41,945 INFO L93 Difference]: Finished difference Result 5454 states and 8039 transitions. [2021-10-21 20:01:41,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:41,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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 132 [2021-10-21 20:01:41,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:41,970 INFO L225 Difference]: With dead ends: 5454 [2021-10-21 20:01:41,971 INFO L226 Difference]: Without dead ends: 3586 [2021-10-21 20:01:41,974 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:41,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3586 states. [2021-10-21 20:01:42,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3586 to 3583. [2021-10-21 20:01:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3583 states, 3582 states have (on average 1.3355667225013959) internal successors, (4784), 3582 states have internal predecessors, (4784), 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) [2021-10-21 20:01:42,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 3583 states and 4784 transitions. [2021-10-21 20:01:42,080 INFO L78 Accepts]: Start accepts. Automaton has 3583 states and 4784 transitions. Word has length 132 [2021-10-21 20:01:42,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:42,081 INFO L470 AbstractCegarLoop]: Abstraction has 3583 states and 4784 transitions. [2021-10-21 20:01:42,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-10-21 20:01:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3583 states and 4784 transitions. [2021-10-21 20:01:42,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-21 20:01:42,086 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:42,086 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:01:42,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:01:42,087 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:42,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:42,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1657201363, now seen corresponding path program 1 times [2021-10-21 20:01:42,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:42,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210149103] [2021-10-21 20:01:42,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:42,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:42,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:42,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210149103] [2021-10-21 20:01:42,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210149103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:42,350 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:42,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:42,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338401150] [2021-10-21 20:01:42,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:01:42,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:42,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:01:42,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:01:42,355 INFO L87 Difference]: Start difference. First operand 3583 states and 4784 transitions. Second operand has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 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) [2021-10-21 20:01:45,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:45,345 INFO L93 Difference]: Finished difference Result 7618 states and 10086 transitions. [2021-10-21 20:01:45,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:01:45,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 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 173 [2021-10-21 20:01:45,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:45,371 INFO L225 Difference]: With dead ends: 7618 [2021-10-21 20:01:45,371 INFO L226 Difference]: Without dead ends: 4037 [2021-10-21 20:01:45,377 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:01:45,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4037 states. [2021-10-21 20:01:45,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4037 to 4008. [2021-10-21 20:01:45,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 4007 states have (on average 1.3014724232592962) internal successors, (5215), 4007 states have internal predecessors, (5215), 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) [2021-10-21 20:01:45,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 5215 transitions. [2021-10-21 20:01:45,554 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 5215 transitions. Word has length 173 [2021-10-21 20:01:45,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:45,556 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 5215 transitions. [2021-10-21 20:01:45,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 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) [2021-10-21 20:01:45,556 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 5215 transitions. [2021-10-21 20:01:45,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-10-21 20:01:45,560 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:45,560 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:01:45,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:01:45,561 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:45,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:45,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1718034927, now seen corresponding path program 1 times [2021-10-21 20:01:45,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:45,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214942555] [2021-10-21 20:01:45,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:45,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-21 20:01:45,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:45,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214942555] [2021-10-21 20:01:45,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214942555] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:45,713 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:45,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:01:45,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293146443] [2021-10-21 20:01:45,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:45,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:45,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:45,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:45,717 INFO L87 Difference]: Start difference. First operand 4008 states and 5215 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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) [2021-10-21 20:01:47,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:47,995 INFO L93 Difference]: Finished difference Result 10996 states and 14539 transitions. [2021-10-21 20:01:47,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:47,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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 201 [2021-10-21 20:01:47,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:48,026 INFO L225 Difference]: With dead ends: 10996 [2021-10-21 20:01:48,026 INFO L226 Difference]: Without dead ends: 5711 [2021-10-21 20:01:48,033 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:48,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5711 states. [2021-10-21 20:01:48,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5711 to 4434. [2021-10-21 20:01:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4433 states have (on average 1.2091134671779833) internal successors, (5360), 4433 states have internal predecessors, (5360), 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) [2021-10-21 20:01:48,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 5360 transitions. [2021-10-21 20:01:48,146 INFO L78 Accepts]: Start accepts. Automaton has 4434 states and 5360 transitions. Word has length 201 [2021-10-21 20:01:48,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:48,147 INFO L470 AbstractCegarLoop]: Abstraction has 4434 states and 5360 transitions. [2021-10-21 20:01:48,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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) [2021-10-21 20:01:48,147 INFO L276 IsEmpty]: Start isEmpty. Operand 4434 states and 5360 transitions. [2021-10-21 20:01:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-10-21 20:01:48,151 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:48,151 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:01:48,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:01:48,152 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:48,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:48,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1123333363, now seen corresponding path program 1 times [2021-10-21 20:01:48,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:48,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020455294] [2021-10-21 20:01:48,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:48,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:48,243 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:48,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020455294] [2021-10-21 20:01:48,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020455294] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:48,244 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:48,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:48,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562042786] [2021-10-21 20:01:48,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:48,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:48,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:48,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:48,246 INFO L87 Difference]: Start difference. First operand 4434 states and 5360 transitions. Second operand has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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) [2021-10-21 20:01:50,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:50,375 INFO L93 Difference]: Finished difference Result 11414 states and 14015 transitions. [2021-10-21 20:01:50,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:50,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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 214 [2021-10-21 20:01:50,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:50,417 INFO L225 Difference]: With dead ends: 11414 [2021-10-21 20:01:50,417 INFO L226 Difference]: Without dead ends: 6982 [2021-10-21 20:01:50,423 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:50,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6982 states. [2021-10-21 20:01:50,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6982 to 6982. [2021-10-21 20:01:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6981 states have (on average 1.1834980661796304) internal successors, (8262), 6981 states have internal predecessors, (8262), 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) [2021-10-21 20:01:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 8262 transitions. [2021-10-21 20:01:50,579 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 8262 transitions. Word has length 214 [2021-10-21 20:01:50,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:50,579 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 8262 transitions. [2021-10-21 20:01:50,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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) [2021-10-21 20:01:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 8262 transitions. [2021-10-21 20:01:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-10-21 20:01:50,586 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:50,587 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:01:50,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:01:50,587 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:50,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:50,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1873248117, now seen corresponding path program 1 times [2021-10-21 20:01:50,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:50,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399257635] [2021-10-21 20:01:50,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:50,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-21 20:01:50,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:50,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399257635] [2021-10-21 20:01:50,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399257635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:50,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:50,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:50,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994346450] [2021-10-21 20:01:50,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:50,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:50,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:50,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:50,745 INFO L87 Difference]: Start difference. First operand 6982 states and 8262 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-10-21 20:01:53,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:53,257 INFO L93 Difference]: Finished difference Result 17788 states and 21273 transitions. [2021-10-21 20:01:53,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:53,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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 294 [2021-10-21 20:01:53,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:53,312 INFO L225 Difference]: With dead ends: 17788 [2021-10-21 20:01:53,312 INFO L226 Difference]: Without dead ends: 9958 [2021-10-21 20:01:53,321 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:53,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9958 states. [2021-10-21 20:01:53,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9958 to 9958. [2021-10-21 20:01:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9958 states, 9957 states have (on average 1.1449231696294064) internal successors, (11400), 9957 states have internal predecessors, (11400), 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) [2021-10-21 20:01:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 11400 transitions. [2021-10-21 20:01:53,507 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 11400 transitions. Word has length 294 [2021-10-21 20:01:53,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:53,508 INFO L470 AbstractCegarLoop]: Abstraction has 9958 states and 11400 transitions. [2021-10-21 20:01:53,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-10-21 20:01:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 11400 transitions. [2021-10-21 20:01:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-10-21 20:01:53,517 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:53,518 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2021-10-21 20:01:53,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:01:53,518 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:53,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:53,519 INFO L82 PathProgramCache]: Analyzing trace with hash 707636462, now seen corresponding path program 1 times [2021-10-21 20:01:53,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:53,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812189976] [2021-10-21 20:01:53,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:53,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-10-21 20:01:53,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:53,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812189976] [2021-10-21 20:01:53,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812189976] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:53,700 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:53,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:53,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61757744] [2021-10-21 20:01:53,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:01:53,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:53,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:01:53,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:53,702 INFO L87 Difference]: Start difference. First operand 9958 states and 11400 transitions. Second operand has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2021-10-21 20:01:56,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:56,144 INFO L93 Difference]: Finished difference Result 25024 states and 28867 transitions. [2021-10-21 20:01:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:01:56,145 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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 334 [2021-10-21 20:01:56,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:56,172 INFO L225 Difference]: With dead ends: 25024 [2021-10-21 20:01:56,173 INFO L226 Difference]: Without dead ends: 14184 [2021-10-21 20:01:56,184 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:01:56,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14184 states. [2021-10-21 20:01:56,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14184 to 13326. [2021-10-21 20:01:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13326 states, 13325 states have (on average 1.1366604127579738) internal successors, (15146), 13325 states have internal predecessors, (15146), 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) [2021-10-21 20:01:56,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13326 states to 13326 states and 15146 transitions. [2021-10-21 20:01:56,436 INFO L78 Accepts]: Start accepts. Automaton has 13326 states and 15146 transitions. Word has length 334 [2021-10-21 20:01:56,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:56,437 INFO L470 AbstractCegarLoop]: Abstraction has 13326 states and 15146 transitions. [2021-10-21 20:01:56,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2021-10-21 20:01:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 13326 states and 15146 transitions. [2021-10-21 20:01:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-10-21 20:01:56,453 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:56,454 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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] [2021-10-21 20:01:56,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:01:56,455 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:56,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:56,455 INFO L82 PathProgramCache]: Analyzing trace with hash 902850880, now seen corresponding path program 1 times [2021-10-21 20:01:56,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:56,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136107491] [2021-10-21 20:01:56,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:56,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:01:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:01:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:01:56,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:01:56,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136107491] [2021-10-21 20:01:56,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136107491] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:01:56,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:01:56,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:01:56,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973912509] [2021-10-21 20:01:56,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:01:56,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:01:56,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:01:56,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:01:56,670 INFO L87 Difference]: Start difference. First operand 13326 states and 15146 transitions. Second operand has 4 states, 4 states have (on average 100.25) internal successors, (401), 3 states have internal predecessors, (401), 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) [2021-10-21 20:01:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:01:59,511 INFO L93 Difference]: Finished difference Result 31362 states and 35698 transitions. [2021-10-21 20:01:59,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:01:59,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 100.25) internal successors, (401), 3 states have internal predecessors, (401), 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 401 [2021-10-21 20:01:59,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:01:59,624 INFO L225 Difference]: With dead ends: 31362 [2021-10-21 20:01:59,625 INFO L226 Difference]: Without dead ends: 17613 [2021-10-21 20:01:59,637 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:01:59,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17613 states. [2021-10-21 20:01:59,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17613 to 17608. [2021-10-21 20:01:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17608 states, 17607 states have (on average 1.1423865508036577) internal successors, (20114), 17607 states have internal predecessors, (20114), 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) [2021-10-21 20:01:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17608 states to 17608 states and 20114 transitions. [2021-10-21 20:01:59,922 INFO L78 Accepts]: Start accepts. Automaton has 17608 states and 20114 transitions. Word has length 401 [2021-10-21 20:01:59,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:01:59,923 INFO L470 AbstractCegarLoop]: Abstraction has 17608 states and 20114 transitions. [2021-10-21 20:01:59,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 100.25) internal successors, (401), 3 states have internal predecessors, (401), 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) [2021-10-21 20:01:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 17608 states and 20114 transitions. [2021-10-21 20:01:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-10-21 20:01:59,954 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:01:59,955 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:01:59,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:01:59,955 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:01:59,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:01:59,956 INFO L82 PathProgramCache]: Analyzing trace with hash 992577291, now seen corresponding path program 1 times [2021-10-21 20:01:59,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:01:59,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602285263] [2021-10-21 20:01:59,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:01:59,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2021-10-21 20:02:00,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:00,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602285263] [2021-10-21 20:02:00,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602285263] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:00,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:00,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:00,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268744101] [2021-10-21 20:02:00,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:00,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:00,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:00,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:00,130 INFO L87 Difference]: Start difference. First operand 17608 states and 20114 transitions. Second operand has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-21 20:02:02,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:02,355 INFO L93 Difference]: Finished difference Result 45865 states and 52464 transitions. [2021-10-21 20:02:02,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:02,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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 504 [2021-10-21 20:02:02,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:02,479 INFO L225 Difference]: With dead ends: 45865 [2021-10-21 20:02:02,479 INFO L226 Difference]: Without dead ends: 28259 [2021-10-21 20:02:02,495 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:02,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28259 states. [2021-10-21 20:02:02,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28259 to 28242. [2021-10-21 20:02:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28242 states, 28241 states have (on average 1.132006656988067) internal successors, (31969), 28241 states have internal predecessors, (31969), 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) [2021-10-21 20:02:02,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28242 states to 28242 states and 31969 transitions. [2021-10-21 20:02:02,944 INFO L78 Accepts]: Start accepts. Automaton has 28242 states and 31969 transitions. Word has length 504 [2021-10-21 20:02:02,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:02,944 INFO L470 AbstractCegarLoop]: Abstraction has 28242 states and 31969 transitions. [2021-10-21 20:02:02,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-21 20:02:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 28242 states and 31969 transitions. [2021-10-21 20:02:02,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 559 [2021-10-21 20:02:02,972 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:02,973 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:02:02,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:02:02,974 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:02,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:02,975 INFO L82 PathProgramCache]: Analyzing trace with hash 872769737, now seen corresponding path program 1 times [2021-10-21 20:02:02,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:02,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892894969] [2021-10-21 20:02:02,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:02,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:03,214 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2021-10-21 20:02:03,214 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:03,214 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892894969] [2021-10-21 20:02:03,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892894969] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:03,215 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:03,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:03,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201697204] [2021-10-21 20:02:03,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:03,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:03,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:03,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:03,218 INFO L87 Difference]: Start difference. First operand 28242 states and 31969 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-10-21 20:02:05,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:05,302 INFO L93 Difference]: Finished difference Result 62013 states and 70477 transitions. [2021-10-21 20:02:05,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:05,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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 558 [2021-10-21 20:02:05,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:05,337 INFO L225 Difference]: With dead ends: 62013 [2021-10-21 20:02:05,337 INFO L226 Difference]: Without dead ends: 34198 [2021-10-21 20:02:05,354 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:05,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34198 states. [2021-10-21 20:02:05,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34198 to 34194. [2021-10-21 20:02:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34194 states, 34193 states have (on average 1.126926563916591) internal successors, (38533), 34193 states have internal predecessors, (38533), 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) [2021-10-21 20:02:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34194 states to 34194 states and 38533 transitions. [2021-10-21 20:02:05,980 INFO L78 Accepts]: Start accepts. Automaton has 34194 states and 38533 transitions. Word has length 558 [2021-10-21 20:02:05,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:05,981 INFO L470 AbstractCegarLoop]: Abstraction has 34194 states and 38533 transitions. [2021-10-21 20:02:05,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-10-21 20:02:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 34194 states and 38533 transitions. [2021-10-21 20:02:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2021-10-21 20:02:06,025 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:06,026 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2021-10-21 20:02:06,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:02:06,027 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:06,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:06,027 INFO L82 PathProgramCache]: Analyzing trace with hash 110829797, now seen corresponding path program 1 times [2021-10-21 20:02:06,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:06,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969332049] [2021-10-21 20:02:06,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:06,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2021-10-21 20:02:06,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:06,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969332049] [2021-10-21 20:02:06,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969332049] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:06,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:06,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:02:06,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626088527] [2021-10-21 20:02:06,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:02:06,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:06,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:02:06,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:02:06,460 INFO L87 Difference]: Start difference. First operand 34194 states and 38533 transitions. Second operand has 5 states, 5 states have (on average 74.6) internal successors, (373), 4 states have internal predecessors, (373), 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) [2021-10-21 20:02:09,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:09,130 INFO L93 Difference]: Finished difference Result 69715 states and 78566 transitions. [2021-10-21 20:02:09,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:02:09,131 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 74.6) internal successors, (373), 4 states have internal predecessors, (373), 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 647 [2021-10-21 20:02:09,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:09,162 INFO L225 Difference]: With dead ends: 69715 [2021-10-21 20:02:09,162 INFO L226 Difference]: Without dead ends: 35881 [2021-10-21 20:02:09,180 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.8ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:02:09,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35881 states. [2021-10-21 20:02:09,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35881 to 35450. [2021-10-21 20:02:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35450 states, 35449 states have (on average 1.1148410392394708) internal successors, (39520), 35449 states have internal predecessors, (39520), 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) [2021-10-21 20:02:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35450 states to 35450 states and 39520 transitions. [2021-10-21 20:02:10,009 INFO L78 Accepts]: Start accepts. Automaton has 35450 states and 39520 transitions. Word has length 647 [2021-10-21 20:02:10,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:10,012 INFO L470 AbstractCegarLoop]: Abstraction has 35450 states and 39520 transitions. [2021-10-21 20:02:10,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.6) internal successors, (373), 4 states have internal predecessors, (373), 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) [2021-10-21 20:02:10,013 INFO L276 IsEmpty]: Start isEmpty. Operand 35450 states and 39520 transitions. [2021-10-21 20:02:10,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2021-10-21 20:02:10,057 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:10,058 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2021-10-21 20:02:10,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 20:02:10,058 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:10,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:10,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1913167228, now seen corresponding path program 1 times [2021-10-21 20:02:10,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:10,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482693144] [2021-10-21 20:02:10,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:10,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-10-21 20:02:10,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:10,389 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482693144] [2021-10-21 20:02:10,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482693144] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:10,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:10,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:10,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455691138] [2021-10-21 20:02:10,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:10,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:10,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:10,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:10,393 INFO L87 Difference]: Start difference. First operand 35450 states and 39520 transitions. Second operand has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2021-10-21 20:02:12,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:12,859 INFO L93 Difference]: Finished difference Result 78117 states and 87128 transitions. [2021-10-21 20:02:12,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:12,860 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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 659 [2021-10-21 20:02:12,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:12,916 INFO L225 Difference]: With dead ends: 78117 [2021-10-21 20:02:12,916 INFO L226 Difference]: Without dead ends: 43094 [2021-10-21 20:02:12,940 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:12,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43094 states. [2021-10-21 20:02:13,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43094 to 37973. [2021-10-21 20:02:13,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37973 states, 37972 states have (on average 1.1091067102075214) internal successors, (42115), 37972 states have internal predecessors, (42115), 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) [2021-10-21 20:02:13,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37973 states to 37973 states and 42115 transitions. [2021-10-21 20:02:13,799 INFO L78 Accepts]: Start accepts. Automaton has 37973 states and 42115 transitions. Word has length 659 [2021-10-21 20:02:13,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:13,800 INFO L470 AbstractCegarLoop]: Abstraction has 37973 states and 42115 transitions. [2021-10-21 20:02:13,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2021-10-21 20:02:13,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37973 states and 42115 transitions. [2021-10-21 20:02:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 870 [2021-10-21 20:02:13,843 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:13,845 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2021-10-21 20:02:13,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:02:13,846 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:13,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:13,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1473293802, now seen corresponding path program 1 times [2021-10-21 20:02:13,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:13,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526732413] [2021-10-21 20:02:13,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:13,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-10-21 20:02:14,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:14,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526732413] [2021-10-21 20:02:14,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526732413] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:14,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:14,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:14,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310807556] [2021-10-21 20:02:14,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:14,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:14,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:14,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:14,523 INFO L87 Difference]: Start difference. First operand 37973 states and 42115 transitions. Second operand has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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) [2021-10-21 20:02:16,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:16,728 INFO L93 Difference]: Finished difference Result 82760 states and 92371 transitions. [2021-10-21 20:02:16,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:16,728 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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 869 [2021-10-21 20:02:16,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:16,779 INFO L225 Difference]: With dead ends: 82760 [2021-10-21 20:02:16,779 INFO L226 Difference]: Without dead ends: 44364 [2021-10-21 20:02:16,793 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:16,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44364 states. [2021-10-21 20:02:17,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44364 to 44358. [2021-10-21 20:02:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44358 states, 44357 states have (on average 1.1086863403746872) internal successors, (49178), 44357 states have internal predecessors, (49178), 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) [2021-10-21 20:02:17,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44358 states to 44358 states and 49178 transitions. [2021-10-21 20:02:17,388 INFO L78 Accepts]: Start accepts. Automaton has 44358 states and 49178 transitions. Word has length 869 [2021-10-21 20:02:17,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:17,389 INFO L470 AbstractCegarLoop]: Abstraction has 44358 states and 49178 transitions. [2021-10-21 20:02:17,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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) [2021-10-21 20:02:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 44358 states and 49178 transitions. [2021-10-21 20:02:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2021-10-21 20:02:17,427 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:17,428 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:02:17,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:02:17,429 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:17,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:17,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1168926298, now seen corresponding path program 1 times [2021-10-21 20:02:17,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:17,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2166884] [2021-10-21 20:02:17,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:17,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:18,087 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 567 proven. 243 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-21 20:02:18,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:18,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2166884] [2021-10-21 20:02:18,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2166884] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:02:18,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916769236] [2021-10-21 20:02:18,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:18,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:02:18,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:02:18,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:02:18,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:02:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:18,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:02:18,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:02:20,926 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 567 proven. 243 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-21 20:02:20,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916769236] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:02:20,926 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:02:20,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-21 20:02:20,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329875748] [2021-10-21 20:02:20,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:02:20,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:20,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:02:20,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:02:20,935 INFO L87 Difference]: Start difference. First operand 44358 states and 49178 transitions. Second operand has 4 states, 4 states have (on average 198.0) internal successors, (792), 4 states have internal predecessors, (792), 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) [2021-10-21 20:02:23,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:23,978 INFO L93 Difference]: Finished difference Result 91687 states and 101996 transitions. [2021-10-21 20:02:23,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:02:23,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 198.0) internal successors, (792), 4 states have internal predecessors, (792), 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 872 [2021-10-21 20:02:23,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:24,044 INFO L225 Difference]: With dead ends: 91687 [2021-10-21 20:02:24,044 INFO L226 Difference]: Without dead ends: 47331 [2021-10-21 20:02:24,074 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 875 GetRequests, 873 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:02:24,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47331 states. [2021-10-21 20:02:24,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47331 to 42215. [2021-10-21 20:02:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42215 states, 42214 states have (on average 1.100298479177524) internal successors, (46448), 42214 states have internal predecessors, (46448), 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) [2021-10-21 20:02:25,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42215 states to 42215 states and 46448 transitions. [2021-10-21 20:02:25,003 INFO L78 Accepts]: Start accepts. Automaton has 42215 states and 46448 transitions. Word has length 872 [2021-10-21 20:02:25,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:25,004 INFO L470 AbstractCegarLoop]: Abstraction has 42215 states and 46448 transitions. [2021-10-21 20:02:25,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 198.0) internal successors, (792), 4 states have internal predecessors, (792), 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) [2021-10-21 20:02:25,005 INFO L276 IsEmpty]: Start isEmpty. Operand 42215 states and 46448 transitions. [2021-10-21 20:02:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 903 [2021-10-21 20:02:25,047 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:25,051 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2021-10-21 20:02:25,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:02:25,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-21 20:02:25,271 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:25,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:25,272 INFO L82 PathProgramCache]: Analyzing trace with hash -928631244, now seen corresponding path program 1 times [2021-10-21 20:02:25,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:25,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606132130] [2021-10-21 20:02:25,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:25,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 904 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2021-10-21 20:02:25,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:25,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606132130] [2021-10-21 20:02:25,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606132130] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:25,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:25,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:25,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650227759] [2021-10-21 20:02:25,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:25,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:25,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:25,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:25,698 INFO L87 Difference]: Start difference. First operand 42215 states and 46448 transitions. Second operand has 3 states, 3 states have (on average 254.0) internal successors, (762), 3 states have internal predecessors, (762), 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) [2021-10-21 20:02:28,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:28,441 INFO L93 Difference]: Finished difference Result 90819 states and 99855 transitions. [2021-10-21 20:02:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:28,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 254.0) internal successors, (762), 3 states have internal predecessors, (762), 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 902 [2021-10-21 20:02:28,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:28,492 INFO L225 Difference]: With dead ends: 90819 [2021-10-21 20:02:28,492 INFO L226 Difference]: Without dead ends: 48606 [2021-10-21 20:02:28,506 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:28,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48606 states. [2021-10-21 20:02:29,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48606 to 40916. [2021-10-21 20:02:29,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40916 states, 40915 states have (on average 1.098839056580716) internal successors, (44959), 40915 states have internal predecessors, (44959), 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) [2021-10-21 20:02:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40916 states to 40916 states and 44959 transitions. [2021-10-21 20:02:29,112 INFO L78 Accepts]: Start accepts. Automaton has 40916 states and 44959 transitions. Word has length 902 [2021-10-21 20:02:29,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:29,113 INFO L470 AbstractCegarLoop]: Abstraction has 40916 states and 44959 transitions. [2021-10-21 20:02:29,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 254.0) internal successors, (762), 3 states have internal predecessors, (762), 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) [2021-10-21 20:02:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 40916 states and 44959 transitions. [2021-10-21 20:02:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 979 [2021-10-21 20:02:29,158 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:29,159 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:02:29,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 20:02:29,160 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:29,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:29,160 INFO L82 PathProgramCache]: Analyzing trace with hash -772835559, now seen corresponding path program 1 times [2021-10-21 20:02:29,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:29,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35838208] [2021-10-21 20:02:29,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:29,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:29,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1537 backedges. 1208 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-10-21 20:02:29,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:29,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35838208] [2021-10-21 20:02:29,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35838208] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:29,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:29,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:02:29,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928468545] [2021-10-21 20:02:29,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:02:29,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:29,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:02:29,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:02:29,792 INFO L87 Difference]: Start difference. First operand 40916 states and 44959 transitions. Second operand has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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) [2021-10-21 20:02:34,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:34,037 INFO L93 Difference]: Finished difference Result 93326 states and 102489 transitions. [2021-10-21 20:02:34,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:02:34,038 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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 978 [2021-10-21 20:02:34,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:34,082 INFO L225 Difference]: With dead ends: 93326 [2021-10-21 20:02:34,082 INFO L226 Difference]: Without dead ends: 52411 [2021-10-21 20:02:34,095 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:02:34,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52411 states. [2021-10-21 20:02:34,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52411 to 50690. [2021-10-21 20:02:34,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50690 states, 50689 states have (on average 1.082345282013849) internal successors, (54863), 50689 states have internal predecessors, (54863), 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) [2021-10-21 20:02:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50690 states to 50690 states and 54863 transitions. [2021-10-21 20:02:34,681 INFO L78 Accepts]: Start accepts. Automaton has 50690 states and 54863 transitions. Word has length 978 [2021-10-21 20:02:34,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:34,682 INFO L470 AbstractCegarLoop]: Abstraction has 50690 states and 54863 transitions. [2021-10-21 20:02:34,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 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) [2021-10-21 20:02:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 50690 states and 54863 transitions. [2021-10-21 20:02:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-10-21 20:02:34,718 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:34,719 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2021-10-21 20:02:34,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-21 20:02:34,719 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:34,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:34,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1049716, now seen corresponding path program 1 times [2021-10-21 20:02:34,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:34,721 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823325185] [2021-10-21 20:02:34,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:34,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2099 backedges. 1440 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2021-10-21 20:02:35,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:35,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823325185] [2021-10-21 20:02:35,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823325185] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:35,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:35,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:35,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11110654] [2021-10-21 20:02:35,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:35,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:35,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:35,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:35,467 INFO L87 Difference]: Start difference. First operand 50690 states and 54863 transitions. Second operand has 3 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 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) [2021-10-21 20:02:38,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:38,088 INFO L93 Difference]: Finished difference Result 109039 states and 118350 transitions. [2021-10-21 20:02:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:38,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 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 1072 [2021-10-21 20:02:38,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:38,139 INFO L225 Difference]: With dead ends: 109039 [2021-10-21 20:02:38,139 INFO L226 Difference]: Without dead ends: 57924 [2021-10-21 20:02:38,154 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:38,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57924 states. [2021-10-21 20:02:38,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57924 to 57917. [2021-10-21 20:02:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57917 states, 57916 states have (on average 1.0820498653221908) internal successors, (62668), 57916 states have internal predecessors, (62668), 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) [2021-10-21 20:02:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57917 states to 57917 states and 62668 transitions. [2021-10-21 20:02:38,846 INFO L78 Accepts]: Start accepts. Automaton has 57917 states and 62668 transitions. Word has length 1072 [2021-10-21 20:02:38,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:38,847 INFO L470 AbstractCegarLoop]: Abstraction has 57917 states and 62668 transitions. [2021-10-21 20:02:38,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 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) [2021-10-21 20:02:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 57917 states and 62668 transitions. [2021-10-21 20:02:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-10-21 20:02:38,896 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:38,897 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2021-10-21 20:02:38,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-21 20:02:38,897 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:38,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:38,898 INFO L82 PathProgramCache]: Analyzing trace with hash 548140167, now seen corresponding path program 1 times [2021-10-21 20:02:38,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:38,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376812129] [2021-10-21 20:02:38,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:38,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:39,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1122 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-10-21 20:02:39,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:39,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376812129] [2021-10-21 20:02:39,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376812129] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:39,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:39,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:39,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588422890] [2021-10-21 20:02:39,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:39,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:39,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:39,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:39,518 INFO L87 Difference]: Start difference. First operand 57917 states and 62668 transitions. Second operand has 3 states, 3 states have (on average 332.3333333333333) internal successors, (997), 3 states have internal predecessors, (997), 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) [2021-10-21 20:02:41,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:41,455 INFO L93 Difference]: Finished difference Result 114978 states and 124374 transitions. [2021-10-21 20:02:41,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:41,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 332.3333333333333) internal successors, (997), 3 states have internal predecessors, (997), 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 1138 [2021-10-21 20:02:41,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:41,515 INFO L225 Difference]: With dead ends: 114978 [2021-10-21 20:02:41,515 INFO L226 Difference]: Without dead ends: 57062 [2021-10-21 20:02:41,536 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:41,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57062 states. [2021-10-21 20:02:42,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57062 to 55361. [2021-10-21 20:02:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55361 states, 55360 states have (on average 1.0716943641618497) internal successors, (59329), 55360 states have internal predecessors, (59329), 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) [2021-10-21 20:02:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55361 states to 55361 states and 59329 transitions. [2021-10-21 20:02:42,383 INFO L78 Accepts]: Start accepts. Automaton has 55361 states and 59329 transitions. Word has length 1138 [2021-10-21 20:02:42,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:42,384 INFO L470 AbstractCegarLoop]: Abstraction has 55361 states and 59329 transitions. [2021-10-21 20:02:42,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 332.3333333333333) internal successors, (997), 3 states have internal predecessors, (997), 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) [2021-10-21 20:02:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 55361 states and 59329 transitions. [2021-10-21 20:02:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1147 [2021-10-21 20:02:42,434 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:42,435 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2021-10-21 20:02:42,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-21 20:02:42,435 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:42,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:42,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1066163963, now seen corresponding path program 1 times [2021-10-21 20:02:42,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:42,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83077766] [2021-10-21 20:02:42,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:42,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 1536 proven. 0 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2021-10-21 20:02:42,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:42,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83077766] [2021-10-21 20:02:42,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83077766] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:42,860 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:42,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:42,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868744818] [2021-10-21 20:02:42,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:42,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:42,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:42,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:42,863 INFO L87 Difference]: Start difference. First operand 55361 states and 59329 transitions. Second operand has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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) [2021-10-21 20:02:45,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:45,010 INFO L93 Difference]: Finished difference Result 111566 states and 119726 transitions. [2021-10-21 20:02:45,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:45,011 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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 1146 [2021-10-21 20:02:45,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:45,066 INFO L225 Difference]: With dead ends: 111566 [2021-10-21 20:02:45,066 INFO L226 Difference]: Without dead ends: 55782 [2021-10-21 20:02:45,088 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:45,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55782 states. [2021-10-21 20:02:45,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55782 to 48978. [2021-10-21 20:02:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48978 states, 48977 states have (on average 1.0690936562059743) internal successors, (52361), 48977 states have internal predecessors, (52361), 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) [2021-10-21 20:02:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48978 states to 48978 states and 52361 transitions. [2021-10-21 20:02:45,806 INFO L78 Accepts]: Start accepts. Automaton has 48978 states and 52361 transitions. Word has length 1146 [2021-10-21 20:02:45,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:45,807 INFO L470 AbstractCegarLoop]: Abstraction has 48978 states and 52361 transitions. [2021-10-21 20:02:45,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 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) [2021-10-21 20:02:45,807 INFO L276 IsEmpty]: Start isEmpty. Operand 48978 states and 52361 transitions. [2021-10-21 20:02:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1188 [2021-10-21 20:02:45,847 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:45,848 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:02:45,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-21 20:02:45,848 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:45,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:45,849 INFO L82 PathProgramCache]: Analyzing trace with hash -999634079, now seen corresponding path program 1 times [2021-10-21 20:02:45,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:45,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989501652] [2021-10-21 20:02:45,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:45,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 1553 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2021-10-21 20:02:46,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:46,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989501652] [2021-10-21 20:02:46,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989501652] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:46,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:46,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:46,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292371726] [2021-10-21 20:02:46,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:46,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:46,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:46,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:46,647 INFO L87 Difference]: Start difference. First operand 48978 states and 52361 transitions. Second operand has 3 states, 3 states have (on average 286.6666666666667) internal successors, (860), 3 states have internal predecessors, (860), 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) [2021-10-21 20:02:48,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:48,833 INFO L93 Difference]: Finished difference Result 105629 states and 113038 transitions. [2021-10-21 20:02:48,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:48,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 286.6666666666667) internal successors, (860), 3 states have internal predecessors, (860), 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 1187 [2021-10-21 20:02:48,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:48,896 INFO L225 Difference]: With dead ends: 105629 [2021-10-21 20:02:48,897 INFO L226 Difference]: Without dead ends: 56653 [2021-10-21 20:02:48,923 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:48,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56653 states. [2021-10-21 20:02:49,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56653 to 55357. [2021-10-21 20:02:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55357 states, 55356 states have (on average 1.0686104487318449) internal successors, (59154), 55356 states have internal predecessors, (59154), 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) [2021-10-21 20:02:49,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55357 states to 55357 states and 59154 transitions. [2021-10-21 20:02:49,762 INFO L78 Accepts]: Start accepts. Automaton has 55357 states and 59154 transitions. Word has length 1187 [2021-10-21 20:02:49,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:49,763 INFO L470 AbstractCegarLoop]: Abstraction has 55357 states and 59154 transitions. [2021-10-21 20:02:49,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 286.6666666666667) internal successors, (860), 3 states have internal predecessors, (860), 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) [2021-10-21 20:02:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 55357 states and 59154 transitions. [2021-10-21 20:02:50,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1190 [2021-10-21 20:02:50,130 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:50,131 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:02:50,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-21 20:02:50,132 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:50,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:50,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1627351399, now seen corresponding path program 1 times [2021-10-21 20:02:50,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:50,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713115393] [2021-10-21 20:02:50,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:50,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 1181 proven. 0 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2021-10-21 20:02:50,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:50,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713115393] [2021-10-21 20:02:50,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713115393] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:50,596 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:50,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:50,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367758405] [2021-10-21 20:02:50,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:50,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:50,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:50,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:50,600 INFO L87 Difference]: Start difference. First operand 55357 states and 59154 transitions. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 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) [2021-10-21 20:02:52,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:52,543 INFO L93 Difference]: Finished difference Result 114130 states and 121931 transitions. [2021-10-21 20:02:52,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:52,546 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 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 1189 [2021-10-21 20:02:52,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:52,849 INFO L225 Difference]: With dead ends: 114130 [2021-10-21 20:02:52,849 INFO L226 Difference]: Without dead ends: 58775 [2021-10-21 20:02:52,862 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:52,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58775 states. [2021-10-21 20:02:53,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58775 to 58764. [2021-10-21 20:02:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58764 states, 58763 states have (on average 1.0657726800878105) internal successors, (62628), 58763 states have internal predecessors, (62628), 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) [2021-10-21 20:02:53,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58764 states to 58764 states and 62628 transitions. [2021-10-21 20:02:53,763 INFO L78 Accepts]: Start accepts. Automaton has 58764 states and 62628 transitions. Word has length 1189 [2021-10-21 20:02:53,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:53,764 INFO L470 AbstractCegarLoop]: Abstraction has 58764 states and 62628 transitions. [2021-10-21 20:02:53,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 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) [2021-10-21 20:02:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 58764 states and 62628 transitions. [2021-10-21 20:02:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1191 [2021-10-21 20:02:53,834 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:53,834 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:02:53,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-21 20:02:53,835 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:53,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:53,836 INFO L82 PathProgramCache]: Analyzing trace with hash 844793057, now seen corresponding path program 1 times [2021-10-21 20:02:53,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:53,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135753990] [2021-10-21 20:02:53,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:53,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 1214 proven. 0 refuted. 0 times theorem prover too weak. 963 trivial. 0 not checked. [2021-10-21 20:02:54,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:54,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135753990] [2021-10-21 20:02:54,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135753990] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:54,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:54,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:02:54,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427061308] [2021-10-21 20:02:54,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:02:54,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:54,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:02:54,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:54,234 INFO L87 Difference]: Start difference. First operand 58764 states and 62628 transitions. Second operand has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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) [2021-10-21 20:02:56,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:02:56,264 INFO L93 Difference]: Finished difference Result 114543 states and 122161 transitions. [2021-10-21 20:02:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:02:56,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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 1190 [2021-10-21 20:02:56,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:02:56,567 INFO L225 Difference]: With dead ends: 114543 [2021-10-21 20:02:56,567 INFO L226 Difference]: Without dead ends: 63876 [2021-10-21 20:02:56,581 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:02:56,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63876 states. [2021-10-21 20:02:57,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63876 to 63872. [2021-10-21 20:02:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63872 states, 63871 states have (on average 1.0635186547885582) internal successors, (67928), 63871 states have internal predecessors, (67928), 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) [2021-10-21 20:02:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63872 states to 63872 states and 67928 transitions. [2021-10-21 20:02:57,581 INFO L78 Accepts]: Start accepts. Automaton has 63872 states and 67928 transitions. Word has length 1190 [2021-10-21 20:02:57,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:02:57,581 INFO L470 AbstractCegarLoop]: Abstraction has 63872 states and 67928 transitions. [2021-10-21 20:02:57,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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) [2021-10-21 20:02:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63872 states and 67928 transitions. [2021-10-21 20:02:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1206 [2021-10-21 20:02:57,653 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:02:57,654 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1] [2021-10-21 20:02:57,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-21 20:02:57,654 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:02:57,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:02:57,659 INFO L82 PathProgramCache]: Analyzing trace with hash 647887385, now seen corresponding path program 1 times [2021-10-21 20:02:57,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:02:57,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125873961] [2021-10-21 20:02:57,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:02:57,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:02:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:02:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1456 backedges. 977 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2021-10-21 20:02:58,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:02:58,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125873961] [2021-10-21 20:02:58,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125873961] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:02:58,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:02:58,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:02:58,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035683581] [2021-10-21 20:02:58,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:02:58,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:02:58,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:02:58,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:02:58,250 INFO L87 Difference]: Start difference. First operand 63872 states and 67928 transitions. Second operand has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 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) [2021-10-21 20:03:01,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:03:01,774 INFO L93 Difference]: Finished difference Result 135829 states and 144166 transitions. [2021-10-21 20:03:01,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:03:01,775 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 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 1205 [2021-10-21 20:03:01,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:03:01,842 INFO L225 Difference]: With dead ends: 135829 [2021-10-21 20:03:01,842 INFO L226 Difference]: Without dead ends: 79629 [2021-10-21 20:03:01,865 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:03:01,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79629 states. [2021-10-21 20:03:02,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79629 to 73657. [2021-10-21 20:03:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73657 states, 73656 states have (on average 1.061678614097969) internal successors, (78199), 73656 states have internal predecessors, (78199), 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) [2021-10-21 20:03:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73657 states to 73657 states and 78199 transitions. [2021-10-21 20:03:02,851 INFO L78 Accepts]: Start accepts. Automaton has 73657 states and 78199 transitions. Word has length 1205 [2021-10-21 20:03:02,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:03:02,852 INFO L470 AbstractCegarLoop]: Abstraction has 73657 states and 78199 transitions. [2021-10-21 20:03:02,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 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) [2021-10-21 20:03:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 73657 states and 78199 transitions. [2021-10-21 20:03:02,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2021-10-21 20:03:02,939 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:03:02,940 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:03:02,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-21 20:03:02,941 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:03:02,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:03:02,942 INFO L82 PathProgramCache]: Analyzing trace with hash 486748550, now seen corresponding path program 1 times [2021-10-21 20:03:02,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:03:02,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381116781] [2021-10-21 20:03:02,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:03:02,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:03:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:03:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1167 proven. 0 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2021-10-21 20:03:03,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:03:03,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381116781] [2021-10-21 20:03:03,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381116781] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:03:03,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:03:03,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:03:03,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066596592] [2021-10-21 20:03:03,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:03:03,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:03:03,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:03:03,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:03:03,617 INFO L87 Difference]: Start difference. First operand 73657 states and 78199 transitions. Second operand has 4 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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) [2021-10-21 20:03:07,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:03:07,386 INFO L93 Difference]: Finished difference Result 160508 states and 170084 transitions. [2021-10-21 20:03:07,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:03:07,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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 1212 [2021-10-21 20:03:07,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:03:07,480 INFO L225 Difference]: With dead ends: 160508 [2021-10-21 20:03:07,480 INFO L226 Difference]: Without dead ends: 95802 [2021-10-21 20:03:07,515 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:03:07,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95802 states. [2021-10-21 20:03:08,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95802 to 68537. [2021-10-21 20:03:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68537 states, 68536 states have (on average 1.058451033033734) internal successors, (72542), 68536 states have internal predecessors, (72542), 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) [2021-10-21 20:03:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68537 states to 68537 states and 72542 transitions. [2021-10-21 20:03:08,764 INFO L78 Accepts]: Start accepts. Automaton has 68537 states and 72542 transitions. Word has length 1212 [2021-10-21 20:03:08,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:03:08,765 INFO L470 AbstractCegarLoop]: Abstraction has 68537 states and 72542 transitions. [2021-10-21 20:03:08,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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) [2021-10-21 20:03:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 68537 states and 72542 transitions. [2021-10-21 20:03:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1470 [2021-10-21 20:03:08,828 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:03:08,829 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:03:08,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-21 20:03:08,829 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:03:08,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:03:08,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1861803014, now seen corresponding path program 1 times [2021-10-21 20:03:08,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:03:08,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631223274] [2021-10-21 20:03:08,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:03:08,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:03:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:03:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2468 backedges. 1699 proven. 290 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2021-10-21 20:03:09,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:03:09,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631223274] [2021-10-21 20:03:09,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631223274] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:03:09,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232173963] [2021-10-21 20:03:09,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:03:09,967 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:03:09,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:03:09,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:03:09,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 20:03:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:03:10,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:03:10,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:03:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2468 backedges. 1284 proven. 82 refuted. 0 times theorem prover too weak. 1102 trivial. 0 not checked. [2021-10-21 20:03:13,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232173963] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:03:13,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:03:13,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2021-10-21 20:03:13,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087335208] [2021-10-21 20:03:13,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 20:03:13,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:03:13,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 20:03:13,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:03:13,785 INFO L87 Difference]: Start difference. First operand 68537 states and 72542 transitions. Second operand has 7 states, 7 states have (on average 265.0) internal successors, (1855), 7 states have internal predecessors, (1855), 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) [2021-10-21 20:03:18,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:03:18,838 INFO L93 Difference]: Finished difference Result 172411 states and 182507 transitions. [2021-10-21 20:03:18,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:03:18,839 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 265.0) internal successors, (1855), 7 states have internal predecessors, (1855), 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 1469 [2021-10-21 20:03:18,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:03:18,840 INFO L225 Difference]: With dead ends: 172411 [2021-10-21 20:03:18,840 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:03:18,897 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1473 GetRequests, 1468 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 15.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:03:18,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:03:18,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:03:18,898 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) [2021-10-21 20:03:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:03:18,899 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1469 [2021-10-21 20:03:18,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:03:18,900 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:03:18,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 265.0) internal successors, (1855), 7 states have internal predecessors, (1855), 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) [2021-10-21 20:03:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:03:18,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:03:18,903 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:03:18,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:03:19,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-21 20:03:19,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:03:19,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:03:21,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:03:22,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:03:22,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:03:27,898 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-10-21 20:03:27,899 INFO L857 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-10-21 20:03:27,900 INFO L857 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-10-21 20:03:27,901 INFO L857 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-10-21 20:03:27,902 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,903 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,904 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,905 INFO L857 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,906 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,907 INFO L857 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 204) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-10-21 20:03:27,908 INFO L857 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,909 INFO L857 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-10-21 20:03:27,910 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,911 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-10-21 20:03:27,912 INFO L857 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,913 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,914 INFO L857 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,915 INFO L857 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,916 INFO L857 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,917 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,918 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-10-21 20:03:27,919 INFO L857 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,920 INFO L857 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-21 20:03:27,921 INFO L857 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-10-21 20:03:27,922 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,923 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,924 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,925 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,926 INFO L857 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-21 20:03:27,927 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,928 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,929 INFO L857 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,930 INFO L857 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-10-21 20:03:27,931 INFO L857 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,932 INFO L857 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,933 INFO L857 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,934 INFO L857 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,935 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,936 INFO L857 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,937 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,938 INFO L857 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-21 20:03:27,939 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,940 INFO L857 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:03:27,941 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,942 INFO L857 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,943 INFO L857 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-10-21 20:03:27,944 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,945 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-10-21 20:03:27,946 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,947 INFO L857 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,948 INFO L857 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,948 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,948 INFO L857 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-10-21 20:03:27,948 INFO L857 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-10-21 20:03:27,948 INFO L853 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse16 (<= 300 ~a28~0)) (.cse1 (<= ~a21~0 124)) (.cse8 (= ~a24~0 1)) (.cse4 (<= 222 ~a26~0))) (let ((.cse6 (<= 137 ~a28~0)) (.cse2 (<= (+ ~a14~0 182) 0)) (.cse3 (< 217 ~a26~0)) (.cse0 (= ~a24~0 3)) (.cse10 (< 37 ~a28~0)) (.cse9 (<= (+ ~a14~0 114) 0)) (.cse13 (<= ~a28~0 134)) (.cse5 (<= (+ ~a14~0 84) 0)) (.cse15 (<= ~a14~0 266725)) (.cse7 (let ((.cse17 (or (and .cse8 (<= 111 ~a28~0)) (and .cse8 .cse4)))) (or (and .cse1 (<= 0 (+ ~a14~0 83)) .cse17) (and .cse16 .cse1 .cse17)))) (.cse14 (<= ~a14~0 599809)) (.cse11 (= ~a24~0 2)) (.cse12 (<= ~a26~0 215))) (or (and (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5)) .cse6) (and .cse0 .cse1 (<= ~a26~0 117) .cse6) (and (<= ~a26~0 167744) .cse7) (and .cse8 .cse5) (and (<= ~a26~0 121) .cse0 .cse1 .cse9) (and .cse1 .cse10 .cse11) (and .cse8 (<= (+ ~a26~0 68) 0)) (and .cse0 .cse1 .cse5 .cse12 .cse13) (and .cse14 .cse1 .cse8 .cse3 .cse13) (and .cse1 (<= ~a26~0 114) .cse8) (and .cse15 .cse1 .cse3 .cse11) (and .cse16 .cse0 .cse1 .cse2) (and .cse0 .cse1 (<= ~a26~0 217) .cse9 .cse13) (and .cse1 (<= ~a28~0 37) .cse8 .cse3) (and .cse0 .cse1 (<= (+ ~a26~0 554655) 0) .cse5) (and .cse0 .cse1 .cse10 .cse9 .cse13) (and .cse1 .cse11 .cse5) (and .cse15 .cse7) (and .cse14 .cse1 .cse11 .cse12)))) [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,949 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-10-21 20:03:27,950 INFO L857 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-10-21 20:03:27,950 INFO L857 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,950 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,950 INFO L853 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse16 (<= 300 ~a28~0)) (.cse1 (<= ~a21~0 124)) (.cse9 (< 37 ~a28~0)) (.cse7 (= ~a24~0 1)) (.cse4 (<= 222 ~a26~0))) (let ((.cse6 (<= 137 ~a28~0)) (.cse3 (< 217 ~a26~0)) (.cse15 (<= ~a14~0 266725)) (.cse13 (let ((.cse17 (or (and .cse7 (<= 111 ~a28~0)) (and .cse7 .cse4)))) (or (and .cse16 .cse1 .cse17) (and .cse1 .cse9 (<= 0 (+ ~a14~0 83)) .cse17)))) (.cse2 (<= (+ ~a14~0 182) 0)) (.cse0 (= ~a24~0 3)) (.cse8 (<= (+ ~a14~0 114) 0)) (.cse12 (<= ~a28~0 134)) (.cse5 (<= (+ ~a14~0 84) 0)) (.cse14 (<= ~a14~0 599809)) (.cse10 (= ~a24~0 2)) (.cse11 (<= ~a26~0 215))) (or (and (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5)) .cse6) (and .cse0 .cse1 (<= ~a26~0 117) .cse6) (and .cse7 .cse5) (and (<= ~a26~0 121) .cse0 .cse1 .cse8) (and .cse1 .cse9 .cse10) (and .cse7 (<= (+ ~a26~0 68) 0)) (and .cse0 .cse1 .cse5 .cse11 .cse12) (and (<= ~a26~0 167744) .cse13) (and .cse14 .cse1 .cse7 .cse3 .cse12) (and .cse1 (<= ~a26~0 114) .cse7) (and .cse15 .cse1 .cse3 .cse10) (and .cse15 .cse13) (and .cse16 .cse0 .cse1 .cse2) (and .cse0 .cse1 (<= ~a26~0 217) .cse8 .cse12) (and .cse0 .cse1 (<= (+ ~a26~0 554655) 0) .cse5) (and .cse0 .cse1 .cse9 .cse8 .cse12) (and .cse1 .cse10 .cse5) (and .cse14 .cse1 .cse10 .cse11)))) [2021-10-21 20:03:27,950 INFO L857 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,950 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,951 INFO L857 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L860 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,952 INFO L857 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-10-21 20:03:27,953 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,954 INFO L857 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-10-21 20:03:27,955 INFO L857 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L853 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse16 (<= 300 ~a28~0)) (.cse1 (<= ~a21~0 124)) (.cse8 (= ~a24~0 1)) (.cse4 (<= 222 ~a26~0))) (let ((.cse6 (<= 137 ~a28~0)) (.cse2 (<= (+ ~a14~0 182) 0)) (.cse3 (< 217 ~a26~0)) (.cse0 (= ~a24~0 3)) (.cse10 (< 37 ~a28~0)) (.cse9 (<= (+ ~a14~0 114) 0)) (.cse13 (<= ~a28~0 134)) (.cse5 (<= (+ ~a14~0 84) 0)) (.cse15 (<= ~a14~0 266725)) (.cse7 (let ((.cse17 (or (and .cse8 (<= 111 ~a28~0)) (and .cse8 .cse4)))) (or (and .cse1 (<= 0 (+ ~a14~0 83)) .cse17) (and .cse16 .cse1 .cse17)))) (.cse14 (<= ~a14~0 599809)) (.cse11 (= ~a24~0 2)) (.cse12 (<= ~a26~0 215))) (or (and (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5)) .cse6) (and .cse0 .cse1 (<= ~a26~0 117) .cse6) (and (<= ~a26~0 167744) .cse7) (and .cse8 .cse5) (and (<= ~a26~0 121) .cse0 .cse1 .cse9) (and .cse1 .cse10 .cse11) (and .cse8 (<= (+ ~a26~0 68) 0)) (and .cse0 .cse1 .cse5 .cse12 .cse13) (and .cse14 .cse1 .cse8 .cse3 .cse13) (and .cse1 (<= ~a26~0 114) .cse8) (and .cse15 .cse1 .cse3 .cse11) (and .cse16 .cse0 .cse1 .cse2) (and .cse0 .cse1 (<= ~a26~0 217) .cse9 .cse13) (and .cse1 (<= ~a28~0 37) .cse8 .cse3) (and .cse0 .cse1 (<= (+ ~a26~0 554655) 0) .cse5) (and .cse0 .cse1 .cse10 .cse9 .cse13) (and .cse1 .cse11 .cse5) (and .cse15 .cse7) (and .cse14 .cse1 .cse11 .cse12)))) [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-10-21 20:03:27,956 INFO L857 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,957 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-10-21 20:03:27,958 INFO L857 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,959 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-10-21 20:03:27,960 INFO L857 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-10-21 20:03:27,961 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,962 INFO L857 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-10-21 20:03:27,963 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-10-21 20:03:27,967 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:03:28,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:03:28 BoogieIcfgContainer [2021-10-21 20:03:28,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:03:28,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:03:28,008 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:03:28,008 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:03:28,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:01:31" (3/4) ... [2021-10-21 20:03:28,011 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:03:28,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-21 20:03:28,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 20:03:28,079 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:03:28,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:03:28,388 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:03:28,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:03:28,392 INFO L168 Benchmark]: Toolchain (without parser) took 123651.01 ms. Allocated memory was 92.3 MB in the beginning and 12.4 GB in the end (delta: 12.3 GB). Free memory was 65.8 MB in the beginning and 9.3 GB in the end (delta: -9.3 GB). Peak memory consumption was 3.0 GB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,392 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 72.1 MB in the beginning and 72.0 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:03:28,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1708.57 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 65.6 MB in the beginning and 79.9 MB in the end (delta: -14.2 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 411.50 ms. Allocated memory was 125.8 MB in the beginning and 207.6 MB in the end (delta: 81.8 MB). Free memory was 79.9 MB in the beginning and 128.7 MB in the end (delta: -48.8 MB). Peak memory consumption was 74.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,394 INFO L168 Benchmark]: Boogie Preprocessor took 413.35 ms. Allocated memory is still 207.6 MB. Free memory was 128.7 MB in the beginning and 101.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,394 INFO L168 Benchmark]: RCFGBuilder took 4266.86 ms. Allocated memory was 207.6 MB in the beginning and 404.8 MB in the end (delta: 197.1 MB). Free memory was 101.0 MB in the beginning and 239.8 MB in the end (delta: -138.8 MB). Peak memory consumption was 104.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,395 INFO L168 Benchmark]: TraceAbstraction took 116447.74 ms. Allocated memory was 404.8 MB in the beginning and 12.4 GB in the end (delta: 12.0 GB). Free memory was 239.8 MB in the beginning and 9.4 GB in the end (delta: -9.2 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,395 INFO L168 Benchmark]: Witness Printer took 381.24 ms. Allocated memory is still 12.4 GB. Free memory was 9.4 GB in the beginning and 9.3 GB in the end (delta: 66.8 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:03:28,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 72.1 MB in the beginning and 72.0 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1708.57 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 65.6 MB in the beginning and 79.9 MB in the end (delta: -14.2 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 411.50 ms. Allocated memory was 125.8 MB in the beginning and 207.6 MB in the end (delta: 81.8 MB). Free memory was 79.9 MB in the beginning and 128.7 MB in the end (delta: -48.8 MB). Peak memory consumption was 74.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 413.35 ms. Allocated memory is still 207.6 MB. Free memory was 128.7 MB in the beginning and 101.0 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4266.86 ms. Allocated memory was 207.6 MB in the beginning and 404.8 MB in the end (delta: 197.1 MB). Free memory was 101.0 MB in the beginning and 239.8 MB in the end (delta: -138.8 MB). Peak memory consumption was 104.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 116447.74 ms. Allocated memory was 404.8 MB in the beginning and 12.4 GB in the end (delta: 12.0 GB). Free memory was 239.8 MB in the beginning and 9.4 GB in the end (delta: -9.2 GB). Peak memory consumption was 3.1 GB. Max. memory is 16.1 GB. * Witness Printer took 381.24 ms. Allocated memory is still 12.4 GB. Free memory was 9.4 GB in the beginning and 9.3 GB in the end (delta: 66.8 MB). Peak memory consumption was 62.9 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: 204]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 116317.5ms, OverallIterations: 26, TraceHistogramMax: 7, EmptinessCheckTime: 1222.9ms, AutomataDifference: 73545.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 8767.4ms, InitialAbstractionConstructionTime: 30.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 11133 SDtfs, 12950 SDslu, 1759 SDs, 0 SdLazy, 40911 SolverSat, 6374 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 53025.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2424 GetRequests, 2384 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 119.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=73657occurred in iteration=24, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 14148.0ms AutomataMinimizationTime, 26 MinimizatonAttempts, 65360 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 787 NumberOfFragments, 1065 HoareAnnotationTreeSize, 4 FomulaSimplifications, 93746 FormulaSimplificationTreeSizeReduction, 4639.8ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 15744 FormulaSimplificationTreeSizeReductionInter, 4110.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1083.7ms SsaConstructionTime, 3838.3ms SatisfiabilityAnalysisTime, 12217.0ms InterpolantComputationTime, 21076 NumberOfCodeBlocks, 21076 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 21048 ConstructedInterpolants, 0 QuantifiedInterpolants, 39402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2734 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 28 InterpolantComputations, 24 PerfectInterpolantSequences, 29124/29982 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: 34]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 217 < a26) || (((a24 == 3 && a21 <= 124) && 222 <= a26) && a14 + 84 <= 0)) && 137 <= a28) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && 137 <= a28)) || (a26 <= 167744 && (((a21 <= 124 && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || ((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || (a24 == 1 && a14 + 84 <= 0)) || (((a26 <= 121 && a24 == 3) && a21 <= 124) && a14 + 114 <= 0)) || ((a21 <= 124 && 37 < a28) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || ((((a24 == 3 && a21 <= 124) && a14 + 84 <= 0) && a26 <= 215) && a28 <= 134)) || ((((a14 <= 599809 && a21 <= 124) && a24 == 1) && 217 < a26) && a28 <= 134)) || ((a21 <= 124 && a26 <= 114) && a24 == 1)) || (((a14 <= 266725 && a21 <= 124) && 217 < a26) && a24 == 2)) || (((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0)) || ((((a24 == 3 && a21 <= 124) && a26 <= 217) && a14 + 114 <= 0) && a28 <= 134)) || (((a21 <= 124 && a28 <= 37) && a24 == 1) && 217 < a26)) || (((a24 == 3 && a21 <= 124) && a26 + 554655 <= 0) && a14 + 84 <= 0)) || ((((a24 == 3 && a21 <= 124) && 37 < a28) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (a14 <= 266725 && (((a21 <= 124 && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || ((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || (((a14 <= 599809 && a21 <= 124) && a24 == 2) && a26 <= 215) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 217 < a26) || (((a24 == 3 && a21 <= 124) && 222 <= a26) && a14 + 84 <= 0)) && 137 <= a28) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && 137 <= a28)) || (a24 == 1 && a14 + 84 <= 0)) || (((a26 <= 121 && a24 == 3) && a21 <= 124) && a14 + 114 <= 0)) || ((a21 <= 124 && 37 < a28) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || ((((a24 == 3 && a21 <= 124) && a14 + 84 <= 0) && a26 <= 215) && a28 <= 134)) || (a26 <= 167744 && (((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || (((a21 <= 124 && 37 < a28) && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || ((((a14 <= 599809 && a21 <= 124) && a24 == 1) && 217 < a26) && a28 <= 134)) || ((a21 <= 124 && a26 <= 114) && a24 == 1)) || (((a14 <= 266725 && a21 <= 124) && 217 < a26) && a24 == 2)) || (a14 <= 266725 && (((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || (((a21 <= 124 && 37 < a28) && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || (((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0)) || ((((a24 == 3 && a21 <= 124) && a26 <= 217) && a14 + 114 <= 0) && a28 <= 134)) || (((a24 == 3 && a21 <= 124) && a26 + 554655 <= 0) && a14 + 84 <= 0)) || ((((a24 == 3 && a21 <= 124) && 37 < a28) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (((a14 <= 599809 && a21 <= 124) && a24 == 2) && a26 <= 215) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 217 < a26) || (((a24 == 3 && a21 <= 124) && 222 <= a26) && a14 + 84 <= 0)) && 137 <= a28) || (((a24 == 3 && a21 <= 124) && a26 <= 117) && 137 <= a28)) || (a26 <= 167744 && (((a21 <= 124 && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || ((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || (a24 == 1 && a14 + 84 <= 0)) || (((a26 <= 121 && a24 == 3) && a21 <= 124) && a14 + 114 <= 0)) || ((a21 <= 124 && 37 < a28) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || ((((a24 == 3 && a21 <= 124) && a14 + 84 <= 0) && a26 <= 215) && a28 <= 134)) || ((((a14 <= 599809 && a21 <= 124) && a24 == 1) && 217 < a26) && a28 <= 134)) || ((a21 <= 124 && a26 <= 114) && a24 == 1)) || (((a14 <= 266725 && a21 <= 124) && 217 < a26) && a24 == 2)) || (((300 <= a28 && a24 == 3) && a21 <= 124) && a14 + 182 <= 0)) || ((((a24 == 3 && a21 <= 124) && a26 <= 217) && a14 + 114 <= 0) && a28 <= 134)) || (((a21 <= 124 && a28 <= 37) && a24 == 1) && 217 < a26)) || (((a24 == 3 && a21 <= 124) && a26 + 554655 <= 0) && a14 + 84 <= 0)) || ((((a24 == 3 && a21 <= 124) && 37 < a28) && a14 + 114 <= 0) && a28 <= 134)) || ((a21 <= 124 && a24 == 2) && a14 + 84 <= 0)) || (a14 <= 266725 && (((a21 <= 124 && 0 <= a14 + 83) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26))) || ((300 <= a28 && a21 <= 124) && ((a24 == 1 && 111 <= a28) || (a24 == 1 && 222 <= a26)))))) || (((a14 <= 599809 && a21 <= 124) && a24 == 2) && a26 <= 215) RESULT: Ultimate proved your program to be correct! [2021-10-21 20:03:28,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d62400b7-565b-4daf-b11c-436c28923e36/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...