./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/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 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:41:21,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:41:21,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:41:21,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:41:21,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:41:21,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:41:21,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:41:21,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:41:21,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:41:21,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:41:21,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:41:21,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:41:21,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:41:21,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:41:21,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:41:21,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:41:21,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:41:21,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:41:21,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:41:21,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:41:21,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:41:21,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:41:21,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:41:21,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:41:21,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:41:21,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:41:21,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:41:21,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:41:21,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:41:21,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:41:21,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:41:21,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:41:21,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:41:21,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:41:21,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:41:21,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:41:21,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:41:21,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:41:21,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:41:21,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:41:21,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:41:21,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:41:21,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:41:21,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:41:21,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:41:21,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:41:21,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:41:21,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:41:21,567 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:41:21,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:41:21,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:41:21,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:41:21,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:41:21,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:41:21,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:41:21,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:41:21,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:41:21,571 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:41:21,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:41:21,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:41:21,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:41:21,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:41:21,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:41:21,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:41:21,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:41:21,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:41:21,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:41:21,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:41:21,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:41:21,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:41:21,575 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:41:21,577 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:41:21,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:41:21,577 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:41:21,578 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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 [2021-10-21 19:41:21,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:41:22,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:41:22,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:41:22,034 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:41:22,035 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:41:22,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-10-21 19:41:22,124 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/data/65d969d94/a1087149dfa54574b7db5f2a0192177d/FLAG34a5809b6 [2021-10-21 19:41:22,708 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:41:22,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-10-21 19:41:22,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/data/65d969d94/a1087149dfa54574b7db5f2a0192177d/FLAG34a5809b6 [2021-10-21 19:41:23,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/data/65d969d94/a1087149dfa54574b7db5f2a0192177d [2021-10-21 19:41:23,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:41:23,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:41:23,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:41:23,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:41:23,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:41:23,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6627a74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23, skipping insertion in model container [2021-10-21 19:41:23,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:41:23,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:41:23,446 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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-10-21 19:41:23,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:41:23,461 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:41:23,573 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_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-10-21 19:41:23,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:41:23,605 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:41:23,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23 WrapperNode [2021-10-21 19:41:23,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:41:23,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:41:23,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:41:23,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:41:23,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:41:23,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:41:23,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:41:23,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:41:23,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:41:23,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:41:23,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:41:23,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:41:23,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (1/1) ... [2021-10-21 19:41:23,793 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:41:23,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:41:23,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:41:23,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:41:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:41:24,009 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:41:24,800 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-21 19:41:24,800 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-21 19:41:24,811 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:41:24,812 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-21 19:41:24,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:41:24 BoogieIcfgContainer [2021-10-21 19:41:24,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:41:24,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:41:24,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:41:24,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:41:24,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:41:23" (1/3) ... [2021-10-21 19:41:24,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31faac06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:41:24, skipping insertion in model container [2021-10-21 19:41:24,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:41:23" (2/3) ... [2021-10-21 19:41:24,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31faac06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:41:24, skipping insertion in model container [2021-10-21 19:41:24,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:41:24" (3/3) ... [2021-10-21 19:41:24,854 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1.cil-2.c [2021-10-21 19:41:24,861 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:41:24,861 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 19:41:24,959 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:41:24,968 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 19:41:24,968 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 19:41:25,005 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 141 states have (on average 1.7163120567375887) internal successors, (242), 142 states have internal predecessors, (242), 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 19:41:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-21 19:41:25,024 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:25,026 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] [2021-10-21 19:41:25,027 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:25,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:25,036 INFO L82 PathProgramCache]: Analyzing trace with hash -947483280, now seen corresponding path program 1 times [2021-10-21 19:41:25,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:25,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830854399] [2021-10-21 19:41:25,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:25,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:25,488 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 19:41:25,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:25,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830854399] [2021-10-21 19:41:25,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830854399] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:25,490 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:25,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:25,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553385049] [2021-10-21 19:41:25,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:25,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:25,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:25,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:25,533 INFO L87 Difference]: Start difference. First operand has 143 states, 141 states have (on average 1.7163120567375887) internal successors, (242), 142 states have internal predecessors, (242), 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 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 19:41:25,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:25,831 INFO L93 Difference]: Finished difference Result 333 states and 570 transitions. [2021-10-21 19:41:25,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:25,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2021-10-21 19:41:25,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:25,849 INFO L225 Difference]: With dead ends: 333 [2021-10-21 19:41:25,850 INFO L226 Difference]: Without dead ends: 178 [2021-10-21 19:41:25,854 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:25,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-10-21 19:41:25,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2021-10-21 19:41:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.6257309941520468) internal successors, (278), 171 states have internal predecessors, (278), 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 19:41:25,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 278 transitions. [2021-10-21 19:41:25,916 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 278 transitions. Word has length 45 [2021-10-21 19:41:25,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:25,917 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 278 transitions. [2021-10-21 19:41:25,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 19:41:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-10-21 19:41:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-21 19:41:25,922 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:25,922 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] [2021-10-21 19:41:25,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:41:25,923 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:25,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:25,924 INFO L82 PathProgramCache]: Analyzing trace with hash 472840014, now seen corresponding path program 1 times [2021-10-21 19:41:25,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:25,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546836605] [2021-10-21 19:41:25,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:25,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:26,021 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 19:41:26,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:26,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546836605] [2021-10-21 19:41:26,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546836605] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:26,022 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:26,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:26,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685725664] [2021-10-21 19:41:26,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:26,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:26,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:26,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:26,026 INFO L87 Difference]: Start difference. First operand 172 states and 278 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 19:41:26,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:26,300 INFO L93 Difference]: Finished difference Result 385 states and 632 transitions. [2021-10-21 19:41:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:26,301 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 46 [2021-10-21 19:41:26,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:26,305 INFO L225 Difference]: With dead ends: 385 [2021-10-21 19:41:26,305 INFO L226 Difference]: Without dead ends: 219 [2021-10-21 19:41:26,308 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:26,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-10-21 19:41:26,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2021-10-21 19:41:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.6745283018867925) internal successors, (355), 212 states have internal predecessors, (355), 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 19:41:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 355 transitions. [2021-10-21 19:41:26,357 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 355 transitions. Word has length 46 [2021-10-21 19:41:26,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:26,358 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 355 transitions. [2021-10-21 19:41:26,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 19:41:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 355 transitions. [2021-10-21 19:41:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-21 19:41:26,363 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:26,364 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, 1, 1, 1, 1, 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 19:41:26,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:41:26,364 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:26,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:26,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1408137310, now seen corresponding path program 1 times [2021-10-21 19:41:26,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:26,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017631573] [2021-10-21 19:41:26,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:26,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:41:26,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:26,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017631573] [2021-10-21 19:41:26,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017631573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:26,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:26,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:26,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440071635] [2021-10-21 19:41:26,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:26,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:26,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:26,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:26,510 INFO L87 Difference]: Start difference. First operand 213 states and 355 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 19:41:26,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:26,709 INFO L93 Difference]: Finished difference Result 449 states and 756 transitions. [2021-10-21 19:41:26,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:26,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 74 [2021-10-21 19:41:26,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:26,720 INFO L225 Difference]: With dead ends: 449 [2021-10-21 19:41:26,720 INFO L226 Difference]: Without dead ends: 244 [2021-10-21 19:41:26,726 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:26,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-10-21 19:41:26,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2021-10-21 19:41:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.691358024691358) internal successors, (411), 243 states have internal predecessors, (411), 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 19:41:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 411 transitions. [2021-10-21 19:41:26,783 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 411 transitions. Word has length 74 [2021-10-21 19:41:26,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:26,787 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 411 transitions. [2021-10-21 19:41:26,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 19:41:26,787 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 411 transitions. [2021-10-21 19:41:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 19:41:26,793 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:26,798 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:41:26,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:41:26,798 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:26,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:26,799 INFO L82 PathProgramCache]: Analyzing trace with hash 747162323, now seen corresponding path program 1 times [2021-10-21 19:41:26,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:26,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027411646] [2021-10-21 19:41:26,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:26,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:26,998 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:41:26,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:26,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027411646] [2021-10-21 19:41:26,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027411646] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:26,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:26,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:27,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515321726] [2021-10-21 19:41:27,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:27,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:27,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:27,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,002 INFO L87 Difference]: Start difference. First operand 244 states and 411 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 19:41:27,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:27,232 INFO L93 Difference]: Finished difference Result 526 states and 892 transitions. [2021-10-21 19:41:27,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:27,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 85 [2021-10-21 19:41:27,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:27,237 INFO L225 Difference]: With dead ends: 526 [2021-10-21 19:41:27,238 INFO L226 Difference]: Without dead ends: 290 [2021-10-21 19:41:27,239 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-21 19:41:27,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 286. [2021-10-21 19:41:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.7052631578947368) internal successors, (486), 285 states have internal predecessors, (486), 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 19:41:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 486 transitions. [2021-10-21 19:41:27,275 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 486 transitions. Word has length 85 [2021-10-21 19:41:27,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:27,276 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 486 transitions. [2021-10-21 19:41:27,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 19:41:27,277 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 486 transitions. [2021-10-21 19:41:27,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-21 19:41:27,281 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:27,281 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 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 19:41:27,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:41:27,282 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:27,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:27,283 INFO L82 PathProgramCache]: Analyzing trace with hash -423051016, now seen corresponding path program 1 times [2021-10-21 19:41:27,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:27,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968552090] [2021-10-21 19:41:27,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:27,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:27,341 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:27,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:27,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968552090] [2021-10-21 19:41:27,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968552090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:27,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:27,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:27,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401424210] [2021-10-21 19:41:27,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:27,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:27,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:27,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,345 INFO L87 Difference]: Start difference. First operand 286 states and 486 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 19:41:27,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:27,475 INFO L93 Difference]: Finished difference Result 581 states and 988 transitions. [2021-10-21 19:41:27,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:27,476 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 86 [2021-10-21 19:41:27,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:27,479 INFO L225 Difference]: With dead ends: 581 [2021-10-21 19:41:27,479 INFO L226 Difference]: Without dead ends: 303 [2021-10-21 19:41:27,481 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-21 19:41:27,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 301. [2021-10-21 19:41:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.6933333333333334) internal successors, (508), 300 states have internal predecessors, (508), 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 19:41:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 508 transitions. [2021-10-21 19:41:27,508 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 508 transitions. Word has length 86 [2021-10-21 19:41:27,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:27,509 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 508 transitions. [2021-10-21 19:41:27,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 19:41:27,509 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 508 transitions. [2021-10-21 19:41:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-21 19:41:27,512 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:27,513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:41:27,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:41:27,514 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:27,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:27,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1186992623, now seen corresponding path program 1 times [2021-10-21 19:41:27,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:27,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14408294] [2021-10-21 19:41:27,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:27,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:27,595 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:41:27,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:27,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14408294] [2021-10-21 19:41:27,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14408294] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:27,596 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:27,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:27,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169832596] [2021-10-21 19:41:27,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:27,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:27,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:27,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,598 INFO L87 Difference]: Start difference. First operand 301 states and 508 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 19:41:27,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:27,774 INFO L93 Difference]: Finished difference Result 598 states and 1009 transitions. [2021-10-21 19:41:27,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:27,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 86 [2021-10-21 19:41:27,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:27,787 INFO L225 Difference]: With dead ends: 598 [2021-10-21 19:41:27,787 INFO L226 Difference]: Without dead ends: 303 [2021-10-21 19:41:27,788 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-21 19:41:27,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2021-10-21 19:41:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6879194630872483) internal successors, (503), 298 states have internal predecessors, (503), 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 19:41:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 503 transitions. [2021-10-21 19:41:27,805 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 503 transitions. Word has length 86 [2021-10-21 19:41:27,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:27,806 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 503 transitions. [2021-10-21 19:41:27,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 19:41:27,806 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 503 transitions. [2021-10-21 19:41:27,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-21 19:41:27,808 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:27,809 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 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 19:41:27,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:41:27,809 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:27,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:27,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1500193951, now seen corresponding path program 1 times [2021-10-21 19:41:27,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:27,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181969026] [2021-10-21 19:41:27,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:27,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:27,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:27,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181969026] [2021-10-21 19:41:27,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181969026] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:27,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:27,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:27,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932407920] [2021-10-21 19:41:27,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:27,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:27,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:27,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:27,896 INFO L87 Difference]: Start difference. First operand 299 states and 503 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 19:41:28,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:28,024 INFO L93 Difference]: Finished difference Result 592 states and 996 transitions. [2021-10-21 19:41:28,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:28,025 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 87 [2021-10-21 19:41:28,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:28,028 INFO L225 Difference]: With dead ends: 592 [2021-10-21 19:41:28,028 INFO L226 Difference]: Without dead ends: 301 [2021-10-21 19:41:28,029 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-10-21 19:41:28,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2021-10-21 19:41:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.674496644295302) internal successors, (499), 298 states have internal predecessors, (499), 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 19:41:28,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 499 transitions. [2021-10-21 19:41:28,044 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 499 transitions. Word has length 87 [2021-10-21 19:41:28,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:28,044 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 499 transitions. [2021-10-21 19:41:28,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 19:41:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 499 transitions. [2021-10-21 19:41:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-21 19:41:28,047 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:28,047 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:28,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:41:28,048 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:28,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:28,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1972207359, now seen corresponding path program 1 times [2021-10-21 19:41:28,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:28,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375786248] [2021-10-21 19:41:28,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:28,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-21 19:41:28,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:28,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375786248] [2021-10-21 19:41:28,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375786248] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:28,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:28,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:28,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678358152] [2021-10-21 19:41:28,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:28,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:28,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:28,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,110 INFO L87 Difference]: Start difference. First operand 299 states and 499 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 19:41:28,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:28,230 INFO L93 Difference]: Finished difference Result 599 states and 998 transitions. [2021-10-21 19:41:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:28,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 100 [2021-10-21 19:41:28,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:28,233 INFO L225 Difference]: With dead ends: 599 [2021-10-21 19:41:28,233 INFO L226 Difference]: Without dead ends: 308 [2021-10-21 19:41:28,234 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-10-21 19:41:28,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2021-10-21 19:41:28,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 307 states have (on average 1.6449511400651466) internal successors, (505), 307 states have internal predecessors, (505), 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 19:41:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 505 transitions. [2021-10-21 19:41:28,250 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 505 transitions. Word has length 100 [2021-10-21 19:41:28,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:28,250 INFO L470 AbstractCegarLoop]: Abstraction has 308 states and 505 transitions. [2021-10-21 19:41:28,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 19:41:28,251 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2021-10-21 19:41:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-21 19:41:28,252 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:28,253 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, 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] [2021-10-21 19:41:28,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:41:28,253 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:28,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:28,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1581377797, now seen corresponding path program 1 times [2021-10-21 19:41:28,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:28,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110390933] [2021-10-21 19:41:28,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:28,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:28,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:28,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110390933] [2021-10-21 19:41:28,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110390933] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:28,299 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:28,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:28,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319299451] [2021-10-21 19:41:28,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:28,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:28,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:28,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,302 INFO L87 Difference]: Start difference. First operand 308 states and 505 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 19:41:28,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:28,458 INFO L93 Difference]: Finished difference Result 639 states and 1051 transitions. [2021-10-21 19:41:28,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:28,459 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 100 [2021-10-21 19:41:28,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:28,462 INFO L225 Difference]: With dead ends: 639 [2021-10-21 19:41:28,463 INFO L226 Difference]: Without dead ends: 339 [2021-10-21 19:41:28,464 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-21 19:41:28,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-10-21 19:41:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.6428571428571428) internal successors, (552), 336 states have internal predecessors, (552), 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 19:41:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 552 transitions. [2021-10-21 19:41:28,482 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 552 transitions. Word has length 100 [2021-10-21 19:41:28,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:28,482 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 552 transitions. [2021-10-21 19:41:28,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 19:41:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 552 transitions. [2021-10-21 19:41:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-21 19:41:28,485 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:28,485 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, 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] [2021-10-21 19:41:28,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:41:28,486 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:28,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:28,486 INFO L82 PathProgramCache]: Analyzing trace with hash -452761918, now seen corresponding path program 1 times [2021-10-21 19:41:28,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:28,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825930849] [2021-10-21 19:41:28,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:28,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:28,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:28,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825930849] [2021-10-21 19:41:28,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825930849] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:28,529 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:28,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:28,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284426799] [2021-10-21 19:41:28,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:28,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:28,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:28,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,531 INFO L87 Difference]: Start difference. First operand 337 states and 552 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 19:41:28,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:28,690 INFO L93 Difference]: Finished difference Result 668 states and 1094 transitions. [2021-10-21 19:41:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:28,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 101 [2021-10-21 19:41:28,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:28,694 INFO L225 Difference]: With dead ends: 668 [2021-10-21 19:41:28,695 INFO L226 Difference]: Without dead ends: 339 [2021-10-21 19:41:28,696 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-21 19:41:28,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-10-21 19:41:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.630952380952381) internal successors, (548), 336 states have internal predecessors, (548), 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 19:41:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 548 transitions. [2021-10-21 19:41:28,715 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 548 transitions. Word has length 101 [2021-10-21 19:41:28,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:28,716 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 548 transitions. [2021-10-21 19:41:28,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 19:41:28,717 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 548 transitions. [2021-10-21 19:41:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-21 19:41:28,719 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:28,719 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:41:28,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:41:28,720 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:28,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:28,721 INFO L82 PathProgramCache]: Analyzing trace with hash 19268267, now seen corresponding path program 1 times [2021-10-21 19:41:28,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:28,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978101904] [2021-10-21 19:41:28,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:28,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:28,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:28,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978101904] [2021-10-21 19:41:28,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978101904] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:28,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:28,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:28,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705950049] [2021-10-21 19:41:28,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:28,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:28,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:28,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,797 INFO L87 Difference]: Start difference. First operand 337 states and 548 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 19:41:28,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:28,964 INFO L93 Difference]: Finished difference Result 701 states and 1144 transitions. [2021-10-21 19:41:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:28,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 102 [2021-10-21 19:41:28,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:28,969 INFO L225 Difference]: With dead ends: 701 [2021-10-21 19:41:28,969 INFO L226 Difference]: Without dead ends: 372 [2021-10-21 19:41:28,970 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:28,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-21 19:41:28,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-10-21 19:41:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6253443526170799) internal successors, (590), 363 states have internal predecessors, (590), 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 19:41:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 590 transitions. [2021-10-21 19:41:28,988 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 590 transitions. Word has length 102 [2021-10-21 19:41:28,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:28,989 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 590 transitions. [2021-10-21 19:41:28,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 19:41:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 590 transitions. [2021-10-21 19:41:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-21 19:41:28,991 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:28,992 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, 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 19:41:28,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:41:28,992 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:28,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:28,993 INFO L82 PathProgramCache]: Analyzing trace with hash 997966866, now seen corresponding path program 1 times [2021-10-21 19:41:28,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:28,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611910581] [2021-10-21 19:41:28,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:28,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 19:41:29,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:29,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611910581] [2021-10-21 19:41:29,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611910581] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:29,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:29,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:29,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65381495] [2021-10-21 19:41:29,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:29,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:29,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:29,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,058 INFO L87 Difference]: Start difference. First operand 364 states and 590 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 19:41:29,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:29,219 INFO L93 Difference]: Finished difference Result 728 states and 1181 transitions. [2021-10-21 19:41:29,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:29,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 103 [2021-10-21 19:41:29,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:29,226 INFO L225 Difference]: With dead ends: 728 [2021-10-21 19:41:29,226 INFO L226 Difference]: Without dead ends: 372 [2021-10-21 19:41:29,227 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-21 19:41:29,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-10-21 19:41:29,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6115702479338843) internal successors, (585), 363 states have internal predecessors, (585), 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 19:41:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 585 transitions. [2021-10-21 19:41:29,247 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 585 transitions. Word has length 103 [2021-10-21 19:41:29,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:29,248 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 585 transitions. [2021-10-21 19:41:29,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 19:41:29,248 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 585 transitions. [2021-10-21 19:41:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-21 19:41:29,250 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:29,251 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 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 19:41:29,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:41:29,251 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:29,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:29,252 INFO L82 PathProgramCache]: Analyzing trace with hash 519079913, now seen corresponding path program 1 times [2021-10-21 19:41:29,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:29,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272404409] [2021-10-21 19:41:29,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:29,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 19:41:29,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:29,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272404409] [2021-10-21 19:41:29,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272404409] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:29,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:29,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:29,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239866217] [2021-10-21 19:41:29,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:29,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:29,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:29,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,301 INFO L87 Difference]: Start difference. First operand 364 states and 585 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 19:41:29,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:29,447 INFO L93 Difference]: Finished difference Result 745 states and 1199 transitions. [2021-10-21 19:41:29,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:29,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 106 [2021-10-21 19:41:29,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:29,451 INFO L225 Difference]: With dead ends: 745 [2021-10-21 19:41:29,452 INFO L226 Difference]: Without dead ends: 389 [2021-10-21 19:41:29,453 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-10-21 19:41:29,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-10-21 19:41:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5989583333333333) internal successors, (614), 384 states have internal predecessors, (614), 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 19:41:29,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 614 transitions. [2021-10-21 19:41:29,480 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 614 transitions. Word has length 106 [2021-10-21 19:41:29,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:29,480 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 614 transitions. [2021-10-21 19:41:29,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 19:41:29,481 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 614 transitions. [2021-10-21 19:41:29,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-21 19:41:29,483 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:29,483 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 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 19:41:29,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 19:41:29,484 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:29,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:29,484 INFO L82 PathProgramCache]: Analyzing trace with hash -551095312, now seen corresponding path program 1 times [2021-10-21 19:41:29,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:29,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719730328] [2021-10-21 19:41:29,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:29,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 19:41:29,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:29,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719730328] [2021-10-21 19:41:29,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719730328] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:29,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:29,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:29,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425211779] [2021-10-21 19:41:29,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:29,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:29,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:29,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,542 INFO L87 Difference]: Start difference. First operand 385 states and 614 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:41:29,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:29,690 INFO L93 Difference]: Finished difference Result 766 states and 1222 transitions. [2021-10-21 19:41:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:29,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-10-21 19:41:29,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:29,695 INFO L225 Difference]: With dead ends: 766 [2021-10-21 19:41:29,695 INFO L226 Difference]: Without dead ends: 389 [2021-10-21 19:41:29,697 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-10-21 19:41:29,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-10-21 19:41:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5833333333333333) internal successors, (608), 384 states have internal predecessors, (608), 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 19:41:29,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 608 transitions. [2021-10-21 19:41:29,719 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 608 transitions. Word has length 107 [2021-10-21 19:41:29,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:29,720 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 608 transitions. [2021-10-21 19:41:29,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:41:29,720 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 608 transitions. [2021-10-21 19:41:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-21 19:41:29,723 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:29,723 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:29,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 19:41:29,723 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:29,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:29,724 INFO L82 PathProgramCache]: Analyzing trace with hash -804010043, now seen corresponding path program 1 times [2021-10-21 19:41:29,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:29,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335219345] [2021-10-21 19:41:29,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:29,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:41:29,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:29,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335219345] [2021-10-21 19:41:29,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335219345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:29,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:29,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:29,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127512069] [2021-10-21 19:41:29,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:29,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:29,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:29,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,807 INFO L87 Difference]: Start difference. First operand 385 states and 608 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 19:41:29,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:29,878 INFO L93 Difference]: Finished difference Result 1093 states and 1730 transitions. [2021-10-21 19:41:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:29,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 122 [2021-10-21 19:41:29,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:29,885 INFO L225 Difference]: With dead ends: 1093 [2021-10-21 19:41:29,886 INFO L226 Difference]: Without dead ends: 716 [2021-10-21 19:41:29,892 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:29,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-10-21 19:41:29,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2021-10-21 19:41:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 715 states have (on average 1.5776223776223777) internal successors, (1128), 715 states have internal predecessors, (1128), 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 19:41:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1128 transitions. [2021-10-21 19:41:29,939 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1128 transitions. Word has length 122 [2021-10-21 19:41:29,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:29,940 INFO L470 AbstractCegarLoop]: Abstraction has 716 states and 1128 transitions. [2021-10-21 19:41:29,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 19:41:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1128 transitions. [2021-10-21 19:41:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-21 19:41:29,944 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:29,944 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:29,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 19:41:29,945 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:29,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:29,946 INFO L82 PathProgramCache]: Analyzing trace with hash 1245377799, now seen corresponding path program 1 times [2021-10-21 19:41:29,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:29,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052428853] [2021-10-21 19:41:29,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:29,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:30,020 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-21 19:41:30,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:30,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052428853] [2021-10-21 19:41:30,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052428853] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:30,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:30,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:30,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760168159] [2021-10-21 19:41:30,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:30,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:30,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:30,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:30,028 INFO L87 Difference]: Start difference. First operand 716 states and 1128 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 19:41:30,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:30,105 INFO L93 Difference]: Finished difference Result 1799 states and 2839 transitions. [2021-10-21 19:41:30,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:30,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 122 [2021-10-21 19:41:30,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:30,115 INFO L225 Difference]: With dead ends: 1799 [2021-10-21 19:41:30,115 INFO L226 Difference]: Without dead ends: 1091 [2021-10-21 19:41:30,117 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:30,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2021-10-21 19:41:30,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1091. [2021-10-21 19:41:30,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 1090 states have (on average 1.5788990825688074) internal successors, (1721), 1090 states have internal predecessors, (1721), 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 19:41:30,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1721 transitions. [2021-10-21 19:41:30,178 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1721 transitions. Word has length 122 [2021-10-21 19:41:30,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:30,178 INFO L470 AbstractCegarLoop]: Abstraction has 1091 states and 1721 transitions. [2021-10-21 19:41:30,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 19:41:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1721 transitions. [2021-10-21 19:41:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-21 19:41:30,183 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:30,183 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, 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] [2021-10-21 19:41:30,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 19:41:30,184 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:30,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:30,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1964025029, now seen corresponding path program 1 times [2021-10-21 19:41:30,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:30,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219185997] [2021-10-21 19:41:30,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:30,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:30,234 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 19:41:30,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:30,235 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219185997] [2021-10-21 19:41:30,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219185997] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:30,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:30,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:30,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138957969] [2021-10-21 19:41:30,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:30,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:30,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:30,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:30,238 INFO L87 Difference]: Start difference. First operand 1091 states and 1721 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 19:41:30,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:30,450 INFO L93 Difference]: Finished difference Result 2300 states and 3633 transitions. [2021-10-21 19:41:30,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:30,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 123 [2021-10-21 19:41:30,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:30,460 INFO L225 Difference]: With dead ends: 2300 [2021-10-21 19:41:30,461 INFO L226 Difference]: Without dead ends: 1217 [2021-10-21 19:41:30,466 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:30,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2021-10-21 19:41:30,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1205. [2021-10-21 19:41:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 1204 states have (on average 1.5772425249169435) internal successors, (1899), 1204 states have internal predecessors, (1899), 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 19:41:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1899 transitions. [2021-10-21 19:41:30,556 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1899 transitions. Word has length 123 [2021-10-21 19:41:30,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:30,556 INFO L470 AbstractCegarLoop]: Abstraction has 1205 states and 1899 transitions. [2021-10-21 19:41:30,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 19:41:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1899 transitions. [2021-10-21 19:41:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-21 19:41:30,561 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:30,561 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, 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] [2021-10-21 19:41:30,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-21 19:41:30,562 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:30,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:30,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1664288541, now seen corresponding path program 1 times [2021-10-21 19:41:30,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:30,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725081499] [2021-10-21 19:41:30,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:30,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 19:41:30,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:30,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725081499] [2021-10-21 19:41:30,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725081499] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:30,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:30,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:30,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488691398] [2021-10-21 19:41:30,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:30,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:30,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:30,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:30,617 INFO L87 Difference]: Start difference. First operand 1205 states and 1899 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 19:41:30,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:30,858 INFO L93 Difference]: Finished difference Result 2414 states and 3803 transitions. [2021-10-21 19:41:30,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:30,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 124 [2021-10-21 19:41:30,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:30,869 INFO L225 Difference]: With dead ends: 2414 [2021-10-21 19:41:30,869 INFO L226 Difference]: Without dead ends: 1211 [2021-10-21 19:41:30,871 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:30,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2021-10-21 19:41:30,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 1199. [2021-10-21 19:41:30,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1199 states, 1198 states have (on average 1.5709515859766277) internal successors, (1882), 1198 states have internal predecessors, (1882), 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 19:41:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1199 states and 1882 transitions. [2021-10-21 19:41:30,947 INFO L78 Accepts]: Start accepts. Automaton has 1199 states and 1882 transitions. Word has length 124 [2021-10-21 19:41:30,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:30,948 INFO L470 AbstractCegarLoop]: Abstraction has 1199 states and 1882 transitions. [2021-10-21 19:41:30,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 19:41:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1882 transitions. [2021-10-21 19:41:30,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-21 19:41:30,953 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:30,954 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, 3, 3, 3, 3, 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] [2021-10-21 19:41:30,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-21 19:41:30,954 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:30,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:30,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1841672054, now seen corresponding path program 1 times [2021-10-21 19:41:30,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:30,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803944820] [2021-10-21 19:41:30,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:30,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:31,010 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-21 19:41:31,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:31,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803944820] [2021-10-21 19:41:31,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803944820] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:31,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:31,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:31,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934333620] [2021-10-21 19:41:31,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:31,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:31,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:31,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:31,015 INFO L87 Difference]: Start difference. First operand 1199 states and 1882 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 19:41:31,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:31,258 INFO L93 Difference]: Finished difference Result 2504 states and 3932 transitions. [2021-10-21 19:41:31,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:31,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 156 [2021-10-21 19:41:31,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:31,269 INFO L225 Difference]: With dead ends: 2504 [2021-10-21 19:41:31,269 INFO L226 Difference]: Without dead ends: 1313 [2021-10-21 19:41:31,271 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:31,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2021-10-21 19:41:31,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1307. [2021-10-21 19:41:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1306 states have (on average 1.5658499234303216) internal successors, (2045), 1306 states have internal predecessors, (2045), 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 19:41:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 2045 transitions. [2021-10-21 19:41:31,356 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 2045 transitions. Word has length 156 [2021-10-21 19:41:31,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:31,356 INFO L470 AbstractCegarLoop]: Abstraction has 1307 states and 2045 transitions. [2021-10-21 19:41:31,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 19:41:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2045 transitions. [2021-10-21 19:41:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-21 19:41:31,362 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:31,362 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, 3, 3, 3, 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] [2021-10-21 19:41:31,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-21 19:41:31,363 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:31,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:31,363 INFO L82 PathProgramCache]: Analyzing trace with hash 498338744, now seen corresponding path program 1 times [2021-10-21 19:41:31,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:31,364 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823699339] [2021-10-21 19:41:31,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:31,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-21 19:41:31,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:31,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823699339] [2021-10-21 19:41:31,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823699339] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:31,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:31,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:31,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442096522] [2021-10-21 19:41:31,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:31,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:31,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:31,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:31,434 INFO L87 Difference]: Start difference. First operand 1307 states and 2045 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 19:41:31,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:31,662 INFO L93 Difference]: Finished difference Result 2612 states and 4084 transitions. [2021-10-21 19:41:31,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:31,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 157 [2021-10-21 19:41:31,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:31,672 INFO L225 Difference]: With dead ends: 2612 [2021-10-21 19:41:31,672 INFO L226 Difference]: Without dead ends: 1307 [2021-10-21 19:41:31,674 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:31,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2021-10-21 19:41:31,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1301. [2021-10-21 19:41:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1301 states, 1300 states have (on average 1.5576923076923077) internal successors, (2025), 1300 states have internal predecessors, (2025), 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 19:41:31,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1301 states and 2025 transitions. [2021-10-21 19:41:31,763 INFO L78 Accepts]: Start accepts. Automaton has 1301 states and 2025 transitions. Word has length 157 [2021-10-21 19:41:31,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:31,764 INFO L470 AbstractCegarLoop]: Abstraction has 1301 states and 2025 transitions. [2021-10-21 19:41:31,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 19:41:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2025 transitions. [2021-10-21 19:41:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-21 19:41:31,770 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:31,771 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, 4, 4, 4, 4, 3, 3, 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] [2021-10-21 19:41:31,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-21 19:41:31,771 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:31,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:31,773 INFO L82 PathProgramCache]: Analyzing trace with hash 110608000, now seen corresponding path program 1 times [2021-10-21 19:41:31,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:31,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646321344] [2021-10-21 19:41:31,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:31,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-21 19:41:31,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:31,821 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646321344] [2021-10-21 19:41:31,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646321344] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:31,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:31,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:31,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885683661] [2021-10-21 19:41:31,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:31,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:31,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:31,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:31,825 INFO L87 Difference]: Start difference. First operand 1301 states and 2025 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 19:41:32,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:32,065 INFO L93 Difference]: Finished difference Result 2702 states and 4206 transitions. [2021-10-21 19:41:32,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:32,066 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 187 [2021-10-21 19:41:32,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:32,076 INFO L225 Difference]: With dead ends: 2702 [2021-10-21 19:41:32,077 INFO L226 Difference]: Without dead ends: 1409 [2021-10-21 19:41:32,079 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:32,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2021-10-21 19:41:32,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1403. [2021-10-21 19:41:32,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1403 states, 1402 states have (on average 1.5499286733238231) internal successors, (2173), 1402 states have internal predecessors, (2173), 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 19:41:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 2173 transitions. [2021-10-21 19:41:32,166 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 2173 transitions. Word has length 187 [2021-10-21 19:41:32,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:32,166 INFO L470 AbstractCegarLoop]: Abstraction has 1403 states and 2173 transitions. [2021-10-21 19:41:32,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 19:41:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2173 transitions. [2021-10-21 19:41:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-21 19:41:32,173 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:32,173 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, 4, 4, 4, 3, 3, 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] [2021-10-21 19:41:32,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-21 19:41:32,174 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:32,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:32,174 INFO L82 PathProgramCache]: Analyzing trace with hash 2026387806, now seen corresponding path program 1 times [2021-10-21 19:41:32,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:32,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183280257] [2021-10-21 19:41:32,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-21 19:41:32,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:32,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183280257] [2021-10-21 19:41:32,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183280257] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:32,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:32,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:32,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373095074] [2021-10-21 19:41:32,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:32,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:32,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:32,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:32,227 INFO L87 Difference]: Start difference. First operand 1403 states and 2173 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 19:41:32,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:32,456 INFO L93 Difference]: Finished difference Result 2804 states and 4340 transitions. [2021-10-21 19:41:32,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:32,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 188 [2021-10-21 19:41:32,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:32,468 INFO L225 Difference]: With dead ends: 2804 [2021-10-21 19:41:32,469 INFO L226 Difference]: Without dead ends: 1403 [2021-10-21 19:41:32,472 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:32,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1403 states. [2021-10-21 19:41:32,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1403 to 1397. [2021-10-21 19:41:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 1396 states have (on average 1.5401146131805157) internal successors, (2150), 1396 states have internal predecessors, (2150), 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 19:41:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 2150 transitions. [2021-10-21 19:41:32,579 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 2150 transitions. Word has length 188 [2021-10-21 19:41:32,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:32,579 INFO L470 AbstractCegarLoop]: Abstraction has 1397 states and 2150 transitions. [2021-10-21 19:41:32,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 19:41:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2150 transitions. [2021-10-21 19:41:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-21 19:41:32,587 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:32,587 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:32,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-21 19:41:32,588 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:32,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:32,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1511540587, now seen corresponding path program 1 times [2021-10-21 19:41:32,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:32,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659703088] [2021-10-21 19:41:32,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:32,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-21 19:41:32,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:32,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659703088] [2021-10-21 19:41:32,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659703088] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:32,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:32,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:32,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959605456] [2021-10-21 19:41:32,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:32,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:32,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:32,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:32,657 INFO L87 Difference]: Start difference. First operand 1397 states and 2150 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 19:41:32,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:32,874 INFO L93 Difference]: Finished difference Result 2900 states and 4474 transitions. [2021-10-21 19:41:32,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:32,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 206 [2021-10-21 19:41:32,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:32,886 INFO L225 Difference]: With dead ends: 2900 [2021-10-21 19:41:32,886 INFO L226 Difference]: Without dead ends: 1511 [2021-10-21 19:41:32,889 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:32,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2021-10-21 19:41:32,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1472. [2021-10-21 19:41:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.5275322909585316) internal successors, (2247), 1471 states have internal predecessors, (2247), 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 19:41:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2247 transitions. [2021-10-21 19:41:32,972 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2247 transitions. Word has length 206 [2021-10-21 19:41:32,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:32,973 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2247 transitions. [2021-10-21 19:41:32,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 19:41:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2247 transitions. [2021-10-21 19:41:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-21 19:41:32,980 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:32,980 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:32,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-21 19:41:32,981 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:32,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:32,982 INFO L82 PathProgramCache]: Analyzing trace with hash -273801636, now seen corresponding path program 1 times [2021-10-21 19:41:32,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:32,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781762886] [2021-10-21 19:41:32,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:32,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:33,042 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-21 19:41:33,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:33,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781762886] [2021-10-21 19:41:33,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781762886] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:33,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:33,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:33,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631586505] [2021-10-21 19:41:33,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:33,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:33,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:33,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:33,045 INFO L87 Difference]: Start difference. First operand 1472 states and 2247 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 19:41:33,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:33,252 INFO L93 Difference]: Finished difference Result 2975 states and 4545 transitions. [2021-10-21 19:41:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:33,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 207 [2021-10-21 19:41:33,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:33,264 INFO L225 Difference]: With dead ends: 2975 [2021-10-21 19:41:33,264 INFO L226 Difference]: Without dead ends: 1511 [2021-10-21 19:41:33,267 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:33,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2021-10-21 19:41:33,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1472. [2021-10-21 19:41:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.5098572399728076) internal successors, (2221), 1471 states have internal predecessors, (2221), 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 19:41:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2221 transitions. [2021-10-21 19:41:33,379 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2221 transitions. Word has length 207 [2021-10-21 19:41:33,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:33,380 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2221 transitions. [2021-10-21 19:41:33,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 19:41:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2221 transitions. [2021-10-21 19:41:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-21 19:41:33,386 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:33,387 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, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2021-10-21 19:41:33,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-21 19:41:33,387 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:33,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:33,388 INFO L82 PathProgramCache]: Analyzing trace with hash -850065258, now seen corresponding path program 1 times [2021-10-21 19:41:33,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:33,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81051478] [2021-10-21 19:41:33,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:33,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-21 19:41:33,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:33,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81051478] [2021-10-21 19:41:33,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81051478] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:33,440 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:33,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:33,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010344159] [2021-10-21 19:41:33,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:33,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:33,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:33,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:33,443 INFO L87 Difference]: Start difference. First operand 1472 states and 2221 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 19:41:33,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:33,651 INFO L93 Difference]: Finished difference Result 2948 states and 4445 transitions. [2021-10-21 19:41:33,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:33,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 218 [2021-10-21 19:41:33,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:33,663 INFO L225 Difference]: With dead ends: 2948 [2021-10-21 19:41:33,664 INFO L226 Difference]: Without dead ends: 1484 [2021-10-21 19:41:33,666 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:33,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2021-10-21 19:41:33,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1472. [2021-10-21 19:41:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.4983004758667573) internal successors, (2204), 1471 states have internal predecessors, (2204), 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 19:41:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2204 transitions. [2021-10-21 19:41:33,752 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2204 transitions. Word has length 218 [2021-10-21 19:41:33,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:33,752 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2204 transitions. [2021-10-21 19:41:33,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 19:41:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2204 transitions. [2021-10-21 19:41:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-21 19:41:33,759 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:33,759 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, 5, 5, 5, 4, 4, 3, 3, 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] [2021-10-21 19:41:33,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-21 19:41:33,760 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:33,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:33,761 INFO L82 PathProgramCache]: Analyzing trace with hash -875282792, now seen corresponding path program 1 times [2021-10-21 19:41:33,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:33,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565161672] [2021-10-21 19:41:33,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:33,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-21 19:41:33,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:33,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565161672] [2021-10-21 19:41:33,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565161672] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:33,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:33,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:33,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762038749] [2021-10-21 19:41:33,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:33,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:33,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:33,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:33,812 INFO L87 Difference]: Start difference. First operand 1472 states and 2204 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 19:41:34,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:34,041 INFO L93 Difference]: Finished difference Result 2948 states and 4411 transitions. [2021-10-21 19:41:34,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:34,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 219 [2021-10-21 19:41:34,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:34,052 INFO L225 Difference]: With dead ends: 2948 [2021-10-21 19:41:34,052 INFO L226 Difference]: Without dead ends: 1457 [2021-10-21 19:41:34,054 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 19:41:34,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2021-10-21 19:41:34,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 1445. [2021-10-21 19:41:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1444 states have (on average 1.4875346260387812) internal successors, (2148), 1444 states have internal predecessors, (2148), 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 19:41:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 2148 transitions. [2021-10-21 19:41:34,135 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 2148 transitions. Word has length 219 [2021-10-21 19:41:34,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:34,135 INFO L470 AbstractCegarLoop]: Abstraction has 1445 states and 2148 transitions. [2021-10-21 19:41:34,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 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 19:41:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2148 transitions. [2021-10-21 19:41:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-10-21 19:41:34,142 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:34,142 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:34,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-21 19:41:34,143 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:34,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:34,143 INFO L82 PathProgramCache]: Analyzing trace with hash -176590901, now seen corresponding path program 1 times [2021-10-21 19:41:34,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:34,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120218553] [2021-10-21 19:41:34,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:34,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-21 19:41:34,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:34,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120218553] [2021-10-21 19:41:34,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120218553] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:34,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:34,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:34,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323026950] [2021-10-21 19:41:34,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:34,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:34,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:34,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:34,193 INFO L87 Difference]: Start difference. First operand 1445 states and 2148 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 19:41:34,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:34,402 INFO L93 Difference]: Finished difference Result 2963 states and 4410 transitions. [2021-10-21 19:41:34,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:34,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 227 [2021-10-21 19:41:34,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:34,415 INFO L225 Difference]: With dead ends: 2963 [2021-10-21 19:41:34,415 INFO L226 Difference]: Without dead ends: 1526 [2021-10-21 19:41:34,418 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:34,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2021-10-21 19:41:34,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1514. [2021-10-21 19:41:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1514 states, 1513 states have (on average 1.4738929279577) internal successors, (2230), 1513 states have internal predecessors, (2230), 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 19:41:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 2230 transitions. [2021-10-21 19:41:34,521 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 2230 transitions. Word has length 227 [2021-10-21 19:41:34,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:34,522 INFO L470 AbstractCegarLoop]: Abstraction has 1514 states and 2230 transitions. [2021-10-21 19:41:34,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 19:41:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2230 transitions. [2021-10-21 19:41:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-21 19:41:34,529 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:34,530 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:41:34,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-21 19:41:34,530 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:34,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:34,531 INFO L82 PathProgramCache]: Analyzing trace with hash 581034244, now seen corresponding path program 1 times [2021-10-21 19:41:34,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:34,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216909573] [2021-10-21 19:41:34,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:34,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-21 19:41:34,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:34,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216909573] [2021-10-21 19:41:34,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216909573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:34,582 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:34,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:34,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899490912] [2021-10-21 19:41:34,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:34,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:34,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:34,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:34,584 INFO L87 Difference]: Start difference. First operand 1514 states and 2230 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 19:41:34,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:34,800 INFO L93 Difference]: Finished difference Result 3032 states and 4463 transitions. [2021-10-21 19:41:34,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:34,801 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 228 [2021-10-21 19:41:34,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:34,812 INFO L225 Difference]: With dead ends: 3032 [2021-10-21 19:41:34,812 INFO L226 Difference]: Without dead ends: 1514 [2021-10-21 19:41:34,815 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 19:41:34,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1514 states. [2021-10-21 19:41:34,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1514 to 1502. [2021-10-21 19:41:34,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1502 states, 1501 states have (on average 1.4543637574950032) internal successors, (2183), 1501 states have internal predecessors, (2183), 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 19:41:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2183 transitions. [2021-10-21 19:41:34,895 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2183 transitions. Word has length 228 [2021-10-21 19:41:34,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:34,896 INFO L470 AbstractCegarLoop]: Abstraction has 1502 states and 2183 transitions. [2021-10-21 19:41:34,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 19:41:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2183 transitions. [2021-10-21 19:41:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-10-21 19:41:34,904 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:34,904 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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 19:41:34,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-21 19:41:34,905 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:34,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:34,905 INFO L82 PathProgramCache]: Analyzing trace with hash -878488383, now seen corresponding path program 1 times [2021-10-21 19:41:34,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:34,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699560341] [2021-10-21 19:41:34,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:34,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:34,957 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2021-10-21 19:41:34,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:34,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699560341] [2021-10-21 19:41:34,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699560341] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:34,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:34,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:34,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370154444] [2021-10-21 19:41:34,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:34,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:34,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:34,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:34,960 INFO L87 Difference]: Start difference. First operand 1502 states and 2183 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 19:41:35,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:35,039 INFO L93 Difference]: Finished difference Result 3053 states and 4440 transitions. [2021-10-21 19:41:35,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:35,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 264 [2021-10-21 19:41:35,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:35,061 INFO L225 Difference]: With dead ends: 3053 [2021-10-21 19:41:35,067 INFO L226 Difference]: Without dead ends: 1559 [2021-10-21 19:41:35,070 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:35,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1559 states. [2021-10-21 19:41:35,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1559 to 1559. [2021-10-21 19:41:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1559 states, 1558 states have (on average 1.4550706033376124) internal successors, (2267), 1558 states have internal predecessors, (2267), 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 19:41:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1559 states and 2267 transitions. [2021-10-21 19:41:35,148 INFO L78 Accepts]: Start accepts. Automaton has 1559 states and 2267 transitions. Word has length 264 [2021-10-21 19:41:35,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:35,148 INFO L470 AbstractCegarLoop]: Abstraction has 1559 states and 2267 transitions. [2021-10-21 19:41:35,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 19:41:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2267 transitions. [2021-10-21 19:41:35,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-10-21 19:41:35,156 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:35,156 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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 19:41:35,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-21 19:41:35,157 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:35,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:35,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1480557055, now seen corresponding path program 1 times [2021-10-21 19:41:35,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:35,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337902139] [2021-10-21 19:41:35,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:35,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2021-10-21 19:41:35,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:35,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337902139] [2021-10-21 19:41:35,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337902139] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:35,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:35,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:35,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500349870] [2021-10-21 19:41:35,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:35,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:35,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:35,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:35,226 INFO L87 Difference]: Start difference. First operand 1559 states and 2267 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 19:41:35,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:35,327 INFO L93 Difference]: Finished difference Result 3143 states and 4570 transitions. [2021-10-21 19:41:35,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:35,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 264 [2021-10-21 19:41:35,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:35,348 INFO L225 Difference]: With dead ends: 3143 [2021-10-21 19:41:35,348 INFO L226 Difference]: Without dead ends: 1592 [2021-10-21 19:41:35,351 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:35,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2021-10-21 19:41:35,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1592. [2021-10-21 19:41:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1592 states, 1591 states have (on average 1.4544311753614079) internal successors, (2314), 1591 states have internal predecessors, (2314), 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 19:41:35,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1592 states and 2314 transitions. [2021-10-21 19:41:35,436 INFO L78 Accepts]: Start accepts. Automaton has 1592 states and 2314 transitions. Word has length 264 [2021-10-21 19:41:35,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:35,437 INFO L470 AbstractCegarLoop]: Abstraction has 1592 states and 2314 transitions. [2021-10-21 19:41:35,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 19:41:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2314 transitions. [2021-10-21 19:41:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-10-21 19:41:35,445 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:35,445 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-21 19:41:35,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-21 19:41:35,446 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:35,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:35,446 INFO L82 PathProgramCache]: Analyzing trace with hash -2143903306, now seen corresponding path program 1 times [2021-10-21 19:41:35,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:35,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903311764] [2021-10-21 19:41:35,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:35,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-10-21 19:41:35,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:35,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903311764] [2021-10-21 19:41:35,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903311764] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:35,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:35,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:35,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018016780] [2021-10-21 19:41:35,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:35,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:35,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:35,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:35,528 INFO L87 Difference]: Start difference. First operand 1592 states and 2314 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 19:41:35,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:35,660 INFO L93 Difference]: Finished difference Result 4613 states and 6704 transitions. [2021-10-21 19:41:35,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:35,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 272 [2021-10-21 19:41:35,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:35,670 INFO L225 Difference]: With dead ends: 4613 [2021-10-21 19:41:35,671 INFO L226 Difference]: Without dead ends: 3062 [2021-10-21 19:41:35,674 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 19:41:35,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3062 states. [2021-10-21 19:41:35,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3062 to 3060. [2021-10-21 19:41:35,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3060 states, 3059 states have (on average 1.4511278195488722) internal successors, (4439), 3059 states have internal predecessors, (4439), 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 19:41:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 3060 states and 4439 transitions. [2021-10-21 19:41:35,872 INFO L78 Accepts]: Start accepts. Automaton has 3060 states and 4439 transitions. Word has length 272 [2021-10-21 19:41:35,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:35,873 INFO L470 AbstractCegarLoop]: Abstraction has 3060 states and 4439 transitions. [2021-10-21 19:41:35,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 19:41:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 4439 transitions. [2021-10-21 19:41:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-10-21 19:41:35,883 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:35,884 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-21 19:41:35,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-10-21 19:41:35,884 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:35,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:35,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1820546620, now seen corresponding path program 1 times [2021-10-21 19:41:35,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:35,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194300368] [2021-10-21 19:41:35,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:35,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-21 19:41:35,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:35,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194300368] [2021-10-21 19:41:35,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194300368] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:35,964 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:35,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:35,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301070169] [2021-10-21 19:41:35,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:35,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:35,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:35,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:35,967 INFO L87 Difference]: Start difference. First operand 3060 states and 4439 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:41:36,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:36,212 INFO L93 Difference]: Finished difference Result 6292 states and 9154 transitions. [2021-10-21 19:41:36,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:36,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 309 [2021-10-21 19:41:36,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:36,218 INFO L225 Difference]: With dead ends: 6292 [2021-10-21 19:41:36,218 INFO L226 Difference]: Without dead ends: 2044 [2021-10-21 19:41:36,225 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:36,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2021-10-21 19:41:36,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2024. [2021-10-21 19:41:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2024 states, 2023 states have (on average 1.426099851705388) internal successors, (2885), 2023 states have internal predecessors, (2885), 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 19:41:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 2024 states and 2885 transitions. [2021-10-21 19:41:36,359 INFO L78 Accepts]: Start accepts. Automaton has 2024 states and 2885 transitions. Word has length 309 [2021-10-21 19:41:36,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:36,360 INFO L470 AbstractCegarLoop]: Abstraction has 2024 states and 2885 transitions. [2021-10-21 19:41:36,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:41:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2885 transitions. [2021-10-21 19:41:36,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2021-10-21 19:41:36,371 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:36,371 INFO L512 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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 19:41:36,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-10-21 19:41:36,372 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:36,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:36,373 INFO L82 PathProgramCache]: Analyzing trace with hash -1751420932, now seen corresponding path program 1 times [2021-10-21 19:41:36,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:36,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604441198] [2021-10-21 19:41:36,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:36,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2021-10-21 19:41:36,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:36,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604441198] [2021-10-21 19:41:36,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604441198] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:36,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952929462] [2021-10-21 19:41:36,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:36,475 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:36,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:41:36,479 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:41:36,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:41:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:36,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:41:36,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:41:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2021-10-21 19:41:37,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952929462] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:37,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 19:41:37,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 19:41:37,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133328964] [2021-10-21 19:41:37,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:37,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:37,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:37,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:41:37,868 INFO L87 Difference]: Start difference. First operand 2024 states and 2885 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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 19:41:38,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:38,023 INFO L93 Difference]: Finished difference Result 2978 states and 4244 transitions. [2021-10-21 19:41:38,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:38,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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 376 [2021-10-21 19:41:38,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:38,031 INFO L225 Difference]: With dead ends: 2978 [2021-10-21 19:41:38,032 INFO L226 Difference]: Without dead ends: 2976 [2021-10-21 19:41:38,034 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.9ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:41:38,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2976 states. [2021-10-21 19:41:38,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2976 to 2976. [2021-10-21 19:41:38,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 2975 states have (on average 1.425546218487395) internal successors, (4241), 2975 states have internal predecessors, (4241), 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 19:41:38,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 4241 transitions. [2021-10-21 19:41:38,170 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 4241 transitions. Word has length 376 [2021-10-21 19:41:38,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:38,171 INFO L470 AbstractCegarLoop]: Abstraction has 2976 states and 4241 transitions. [2021-10-21 19:41:38,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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 19:41:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 4241 transitions. [2021-10-21 19:41:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-10-21 19:41:38,187 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:38,189 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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 19:41:38,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:41:38,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:38,417 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:38,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:38,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1840493232, now seen corresponding path program 1 times [2021-10-21 19:41:38,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:38,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067243866] [2021-10-21 19:41:38,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:38,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-21 19:41:38,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:38,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067243866] [2021-10-21 19:41:38,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067243866] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:38,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862343105] [2021-10-21 19:41:38,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:38,534 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:38,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:41:38,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:41:38,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 19:41:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:38,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 19:41:38,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:41:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 867 proven. 0 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2021-10-21 19:41:40,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1862343105] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:40,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 19:41:40,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 19:41:40,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533650675] [2021-10-21 19:41:40,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:40,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:40,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:40,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:41:40,395 INFO L87 Difference]: Start difference. First operand 2976 states and 4241 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 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 19:41:40,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:40,503 INFO L93 Difference]: Finished difference Result 3036 states and 4325 transitions. [2021-10-21 19:41:40,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:40,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 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 447 [2021-10-21 19:41:40,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:40,511 INFO L225 Difference]: With dead ends: 3036 [2021-10-21 19:41:40,511 INFO L226 Difference]: Without dead ends: 2148 [2021-10-21 19:41:40,513 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.9ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:41:40,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2021-10-21 19:41:40,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2090. [2021-10-21 19:41:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2090 states, 2089 states have (on average 1.4255624700813787) internal successors, (2978), 2089 states have internal predecessors, (2978), 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 19:41:40,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 2978 transitions. [2021-10-21 19:41:40,615 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 2978 transitions. Word has length 447 [2021-10-21 19:41:40,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:40,616 INFO L470 AbstractCegarLoop]: Abstraction has 2090 states and 2978 transitions. [2021-10-21 19:41:40,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 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 19:41:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2978 transitions. [2021-10-21 19:41:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-10-21 19:41:40,629 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:40,629 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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 19:41:40,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:41:40,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-10-21 19:41:40,846 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:40,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:40,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1917394030, now seen corresponding path program 1 times [2021-10-21 19:41:40,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:40,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070108168] [2021-10-21 19:41:40,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:40,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-21 19:41:40,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:40,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070108168] [2021-10-21 19:41:40,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070108168] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:40,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280630163] [2021-10-21 19:41:40,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:40,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:40,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:41:40,967 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:41:40,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-21 19:41:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:41,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 19:41:41,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:41:42,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-21 19:41:42,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280630163] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:42,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:41:42,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-21 19:41:42,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438441093] [2021-10-21 19:41:42,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:41:42,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:42,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:41:42,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:41:42,618 INFO L87 Difference]: Start difference. First operand 2090 states and 2978 transitions. Second operand has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 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 19:41:42,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:42,916 INFO L93 Difference]: Finished difference Result 4352 states and 6192 transitions. [2021-10-21 19:41:42,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:41:42,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 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 447 [2021-10-21 19:41:42,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:42,923 INFO L225 Difference]: With dead ends: 4352 [2021-10-21 19:41:42,923 INFO L226 Difference]: Without dead ends: 2226 [2021-10-21 19:41:42,927 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:41:42,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2226 states. [2021-10-21 19:41:43,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2226 to 1940. [2021-10-21 19:41:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.370809695719443) internal successors, (2658), 1939 states have internal predecessors, (2658), 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 19:41:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2658 transitions. [2021-10-21 19:41:43,021 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2658 transitions. Word has length 447 [2021-10-21 19:41:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:43,022 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2658 transitions. [2021-10-21 19:41:43,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 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 19:41:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2658 transitions. [2021-10-21 19:41:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2021-10-21 19:41:43,056 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:43,056 INFO L512 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:41:43,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:41:43,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-21 19:41:43,270 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:43,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:43,271 INFO L82 PathProgramCache]: Analyzing trace with hash 949188204, now seen corresponding path program 1 times [2021-10-21 19:41:43,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:43,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44492476] [2021-10-21 19:41:43,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:43,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-10-21 19:41:43,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:43,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44492476] [2021-10-21 19:41:43,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44492476] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:43,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892295375] [2021-10-21 19:41:43,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:43,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:43,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:41:43,558 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:41:43,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-21 19:41:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:44,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 1271 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 19:41:44,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:41:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-10-21 19:41:46,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892295375] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:41:46,345 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:41:46,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-21 19:41:46,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065031052] [2021-10-21 19:41:46,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:41:46,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:46,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:41:46,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:41:46,349 INFO L87 Difference]: Start difference. First operand 1940 states and 2658 transitions. Second operand has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 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 19:41:46,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:46,746 INFO L93 Difference]: Finished difference Result 4857 states and 6707 transitions. [2021-10-21 19:41:46,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:41:46,746 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 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 848 [2021-10-21 19:41:46,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:46,754 INFO L225 Difference]: With dead ends: 4857 [2021-10-21 19:41:46,755 INFO L226 Difference]: Without dead ends: 2816 [2021-10-21 19:41:46,758 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 853 GetRequests, 848 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:41:46,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2816 states. [2021-10-21 19:41:46,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2816 to 1940. [2021-10-21 19:41:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.370809695719443) internal successors, (2658), 1939 states have internal predecessors, (2658), 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 19:41:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2658 transitions. [2021-10-21 19:41:46,860 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2658 transitions. Word has length 848 [2021-10-21 19:41:46,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:46,861 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2658 transitions. [2021-10-21 19:41:46,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 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 19:41:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2658 transitions. [2021-10-21 19:41:46,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2021-10-21 19:41:46,876 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:46,877 INFO L512 BasicCegarLoop]: trace histogram [35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 34, 34, 32, 32, 32, 29, 29, 26, 26, 23, 23, 20, 20, 20, 20, 17, 14, 14, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:41:46,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:41:47,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:41:47,098 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:47,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:47,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1657372254, now seen corresponding path program 1 times [2021-10-21 19:41:47,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:47,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378997] [2021-10-21 19:41:47,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:47,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:47,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12523 backedges. 5859 proven. 0 refuted. 0 times theorem prover too weak. 6664 trivial. 0 not checked. [2021-10-21 19:41:47,385 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:47,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378997] [2021-10-21 19:41:47,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378997] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:47,385 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:47,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:47,386 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724450611] [2021-10-21 19:41:47,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:47,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:47,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:47,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:47,389 INFO L87 Difference]: Start difference. First operand 1940 states and 2658 transitions. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 19:41:47,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:47,639 INFO L93 Difference]: Finished difference Result 3880 states and 5309 transitions. [2021-10-21 19:41:47,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:47,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 1029 [2021-10-21 19:41:47,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:47,646 INFO L225 Difference]: With dead ends: 3880 [2021-10-21 19:41:47,646 INFO L226 Difference]: Without dead ends: 1980 [2021-10-21 19:41:47,649 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:41:47,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2021-10-21 19:41:47,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1940. [2021-10-21 19:41:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.3630737493553378) internal successors, (2643), 1939 states have internal predecessors, (2643), 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 19:41:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2643 transitions. [2021-10-21 19:41:47,763 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2643 transitions. Word has length 1029 [2021-10-21 19:41:47,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:47,764 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2643 transitions. [2021-10-21 19:41:47,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 19:41:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2643 transitions. [2021-10-21 19:41:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2021-10-21 19:41:47,787 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:47,788 INFO L512 BasicCegarLoop]: trace histogram [36, 36, 36, 35, 35, 35, 35, 35, 35, 35, 35, 35, 32, 32, 32, 29, 29, 26, 26, 23, 23, 20, 20, 20, 20, 17, 14, 14, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 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 19:41:47,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-10-21 19:41:47,788 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:47,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:47,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1685699859, now seen corresponding path program 1 times [2021-10-21 19:41:47,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:47,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399716184] [2021-10-21 19:41:47,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:47,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12731 backedges. 5768 proven. 0 refuted. 0 times theorem prover too weak. 6963 trivial. 0 not checked. [2021-10-21 19:41:48,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:48,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399716184] [2021-10-21 19:41:48,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399716184] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:48,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:48,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:48,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159790818] [2021-10-21 19:41:48,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:48,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:48,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:48,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:48,074 INFO L87 Difference]: Start difference. First operand 1940 states and 2643 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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 19:41:48,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:48,269 INFO L93 Difference]: Finished difference Result 3840 states and 5231 transitions. [2021-10-21 19:41:48,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:48,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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 1044 [2021-10-21 19:41:48,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:48,275 INFO L225 Difference]: With dead ends: 3840 [2021-10-21 19:41:48,275 INFO L226 Difference]: Without dead ends: 1940 [2021-10-21 19:41:48,279 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:48,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1940 states. [2021-10-21 19:41:48,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1940 to 1940. [2021-10-21 19:41:48,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.3434760185662713) internal successors, (2605), 1939 states have internal predecessors, (2605), 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 19:41:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2605 transitions. [2021-10-21 19:41:48,388 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2605 transitions. Word has length 1044 [2021-10-21 19:41:48,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:48,391 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2605 transitions. [2021-10-21 19:41:48,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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 19:41:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2605 transitions. [2021-10-21 19:41:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-10-21 19:41:48,453 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:48,454 INFO L512 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 35, 35, 33, 33, 33, 30, 30, 27, 27, 24, 24, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:41:48,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-10-21 19:41:48,454 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:48,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:48,455 INFO L82 PathProgramCache]: Analyzing trace with hash 612676444, now seen corresponding path program 1 times [2021-10-21 19:41:48,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:48,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992377481] [2021-10-21 19:41:48,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:48,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13413 backedges. 6481 proven. 0 refuted. 0 times theorem prover too weak. 6932 trivial. 0 not checked. [2021-10-21 19:41:48,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:48,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992377481] [2021-10-21 19:41:48,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992377481] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:48,730 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:48,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:48,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617245299] [2021-10-21 19:41:48,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:48,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:48,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:48,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:48,734 INFO L87 Difference]: Start difference. First operand 1940 states and 2605 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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 19:41:48,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:48,916 INFO L93 Difference]: Finished difference Result 3900 states and 5242 transitions. [2021-10-21 19:41:48,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:48,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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 19:41:48,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:48,922 INFO L225 Difference]: With dead ends: 3900 [2021-10-21 19:41:48,923 INFO L226 Difference]: Without dead ends: 1982 [2021-10-21 19:41:48,926 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 19:41:48,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2021-10-21 19:41:49,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1982. [2021-10-21 19:41:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1982 states, 1981 states have (on average 1.3392226148409894) internal successors, (2653), 1981 states have internal predecessors, (2653), 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 19:41:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1982 states and 2653 transitions. [2021-10-21 19:41:49,016 INFO L78 Accepts]: Start accepts. Automaton has 1982 states and 2653 transitions. Word has length 1072 [2021-10-21 19:41:49,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:49,017 INFO L470 AbstractCegarLoop]: Abstraction has 1982 states and 2653 transitions. [2021-10-21 19:41:49,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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 19:41:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2653 transitions. [2021-10-21 19:41:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-10-21 19:41:49,033 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:41:49,034 INFO L512 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 37, 37, 36, 36, 36, 36, 36, 36, 33, 33, 33, 30, 30, 27, 27, 24, 24, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:41:49,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-10-21 19:41:49,035 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:41:49,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:41:49,036 INFO L82 PathProgramCache]: Analyzing trace with hash -1476546868, now seen corresponding path program 1 times [2021-10-21 19:41:49,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:41:49,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803413939] [2021-10-21 19:41:49,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:41:49,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:41:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:41:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 13929 backedges. 6521 proven. 0 refuted. 0 times theorem prover too weak. 7408 trivial. 0 not checked. [2021-10-21 19:41:49,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:41:49,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803413939] [2021-10-21 19:41:49,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803413939] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:41:49,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:41:49,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:41:49,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69069336] [2021-10-21 19:41:49,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:41:49,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:41:49,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:41:49,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:41:49,402 INFO L87 Difference]: Start difference. First operand 1982 states and 2653 transitions. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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 19:41:49,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:41:49,541 INFO L93 Difference]: Finished difference Result 2510 states and 3353 transitions. [2021-10-21 19:41:49,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:41:49,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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 1104 [2021-10-21 19:41:49,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:41:49,543 INFO L225 Difference]: With dead ends: 2510 [2021-10-21 19:41:49,543 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:41:49,546 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 19:41:49,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:41:49,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:41:49,547 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 19:41:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:41:49,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1104 [2021-10-21 19:41:49,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:41:49,548 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:41:49,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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 19:41:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:41:49,548 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:41:49,552 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:41:49,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-10-21 19:41:49,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:41:49,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:49,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:50,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:51,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:51,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:41:59,344 INFO L857 garLoopResultBuilder]: For program point L630(line 630) no Hoare annotation was computed. [2021-10-21 19:41:59,345 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 611) no Hoare annotation was computed. [2021-10-21 19:41:59,345 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-10-21 19:41:59,345 INFO L853 garLoopResultBuilder]: At program point L201(lines 197 567) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse20 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 .cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse20 .cse21) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 19:41:59,346 INFO L853 garLoopResultBuilder]: At program point L168(lines 164 578) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,347 INFO L853 garLoopResultBuilder]: At program point L135(lines 134 588) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-21 19:41:59,347 INFO L857 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2021-10-21 19:41:59,347 INFO L857 garLoopResultBuilder]: For program point L598(lines 598 603) no Hoare annotation was computed. [2021-10-21 19:41:59,347 INFO L857 garLoopResultBuilder]: For program point L598-2(lines 597 611) no Hoare annotation was computed. [2021-10-21 19:41:59,347 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 270) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L302-2(lines 302 306) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 565) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 576) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 587) no Hoare annotation was computed. [2021-10-21 19:41:59,348 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 602) no Hoare annotation was computed. [2021-10-21 19:41:59,349 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-10-21 19:41:59,349 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 244) no Hoare annotation was computed. [2021-10-21 19:41:59,349 INFO L857 garLoopResultBuilder]: For program point L237-2(lines 237 244) no Hoare annotation was computed. [2021-10-21 19:41:59,349 INFO L857 garLoopResultBuilder]: For program point L536(lines 536 540) no Hoare annotation was computed. [2021-10-21 19:41:59,349 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 506) no Hoare annotation was computed. [2021-10-21 19:41:59,350 INFO L857 garLoopResultBuilder]: For program point L536-2(lines 536 540) no Hoare annotation was computed. [2021-10-21 19:41:59,350 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 445) no Hoare annotation was computed. [2021-10-21 19:41:59,350 INFO L857 garLoopResultBuilder]: For program point L437-2(lines 437 445) no Hoare annotation was computed. [2021-10-21 19:41:59,350 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-21 19:41:59,350 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 564) no Hoare annotation was computed. [2021-10-21 19:41:59,351 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 575) no Hoare annotation was computed. [2021-10-21 19:41:59,351 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 586) no Hoare annotation was computed. [2021-10-21 19:41:59,351 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 378) no Hoare annotation was computed. [2021-10-21 19:41:59,351 INFO L853 garLoopResultBuilder]: At program point L207(lines 203 565) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse13 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse16 .cse17 .cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse14 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 19:41:59,352 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 576) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11))) [2021-10-21 19:41:59,352 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-10-21 19:41:59,352 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2021-10-21 19:41:59,353 INFO L853 garLoopResultBuilder]: At program point L407(lines 398 416) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,353 INFO L857 garLoopResultBuilder]: For program point L209(lines 209 563) no Hoare annotation was computed. [2021-10-21 19:41:59,353 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 574) no Hoare annotation was computed. [2021-10-21 19:41:59,353 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 585) no Hoare annotation was computed. [2021-10-21 19:41:59,354 INFO L853 garLoopResultBuilder]: At program point L110-2(lines 110 614) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse3 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse16 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse6 .cse7 .cse8 .cse9 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse2 .cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse13 .cse18 .cse15 .cse16) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-21 19:41:59,354 INFO L857 garLoopResultBuilder]: For program point L342(lines 342 377) no Hoare annotation was computed. [2021-10-21 19:41:59,354 INFO L857 garLoopResultBuilder]: For program point L342-1(lines 342 377) no Hoare annotation was computed. [2021-10-21 19:41:59,355 INFO L853 garLoopResultBuilder]: At program point L177(lines 176 574) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not .cse8) .cse11 .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse13))) [2021-10-21 19:41:59,355 INFO L853 garLoopResultBuilder]: At program point L144(lines 137 587) the Hoare annotation is: (let ((.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse14 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse15) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse4 .cse5 .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse11 .cse12 .cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse15))) [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 219 558) no Hoare annotation was computed. [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 374) no Hoare annotation was computed. [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L410(lines 410 412) no Hoare annotation was computed. [2021-10-21 19:41:59,356 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 562) no Hoare annotation was computed. [2021-10-21 19:41:59,357 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 573) no Hoare annotation was computed. [2021-10-21 19:41:59,357 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 584) no Hoare annotation was computed. [2021-10-21 19:41:59,357 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 595) no Hoare annotation was computed. [2021-10-21 19:41:59,357 INFO L860 garLoopResultBuilder]: At program point L642(lines 633 644) the Hoare annotation is: true [2021-10-21 19:41:59,357 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2021-10-21 19:41:59,358 INFO L857 garLoopResultBuilder]: For program point L246(lines 246 249) no Hoare annotation was computed. [2021-10-21 19:41:59,358 INFO L853 garLoopResultBuilder]: At program point L213(lines 209 563) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3))) (or (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))))) [2021-10-21 19:41:59,358 INFO L853 garLoopResultBuilder]: At program point L114(lines 113 595) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-21 19:41:59,359 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2021-10-21 19:41:59,359 INFO L857 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2021-10-21 19:41:59,359 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 561) no Hoare annotation was computed. [2021-10-21 19:41:59,359 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 572) no Hoare annotation was computed. [2021-10-21 19:41:59,359 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 583) no Hoare annotation was computed. [2021-10-21 19:41:59,360 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 594) no Hoare annotation was computed. [2021-10-21 19:41:59,360 INFO L857 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-10-21 19:41:59,360 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2021-10-21 19:41:59,360 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 372) no Hoare annotation was computed. [2021-10-21 19:41:59,360 INFO L853 garLoopResultBuilder]: At program point L216(lines 215 561) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-21 19:41:59,361 INFO L853 garLoopResultBuilder]: At program point L183(lines 179 573) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse12) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse12))) [2021-10-21 19:41:59,361 INFO L853 garLoopResultBuilder]: At program point L150(lines 146 584) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 .cse12 .cse13) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse13))) [2021-10-21 19:41:59,362 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2021-10-21 19:41:59,362 INFO L857 garLoopResultBuilder]: For program point L283-2(lines 219 558) no Hoare annotation was computed. [2021-10-21 19:41:59,362 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:41:59,362 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 319) no Hoare annotation was computed. [2021-10-21 19:41:59,362 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 262) no Hoare annotation was computed. [2021-10-21 19:41:59,363 INFO L853 garLoopResultBuilder]: At program point L218(lines 217 561) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-21 19:41:59,363 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 571) no Hoare annotation was computed. [2021-10-21 19:41:59,363 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 582) no Hoare annotation was computed. [2021-10-21 19:41:59,363 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 593) no Hoare annotation was computed. [2021-10-21 19:41:59,363 INFO L860 garLoopResultBuilder]: At program point L615(lines 109 616) the Hoare annotation is: true [2021-10-21 19:41:59,364 INFO L857 garLoopResultBuilder]: For program point L549(lines 549 551) no Hoare annotation was computed. [2021-10-21 19:41:59,364 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 520) no Hoare annotation was computed. [2021-10-21 19:41:59,364 INFO L857 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2021-10-21 19:41:59,364 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 356) no Hoare annotation was computed. [2021-10-21 19:41:59,364 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L386(lines 386 418) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 570) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 581) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 592) no Hoare annotation was computed. [2021-10-21 19:41:59,365 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2021-10-21 19:41:59,366 INFO L857 garLoopResultBuilder]: For program point L486-2(lines 219 558) no Hoare annotation was computed. [2021-10-21 19:41:59,366 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 393) no Hoare annotation was computed. [2021-10-21 19:41:59,366 INFO L853 garLoopResultBuilder]: At program point L222(lines 116 594) the Hoare annotation is: (let ((.cse0 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (and (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)))) [2021-10-21 19:41:59,367 INFO L853 garLoopResultBuilder]: At program point L189(lines 185 571) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 .cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse20 .cse21))) [2021-10-21 19:41:59,367 INFO L853 garLoopResultBuilder]: At program point L156(lines 152 582) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) [2021-10-21 19:41:59,367 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2021-10-21 19:41:59,367 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L620(lines 620 622) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L620-2(lines 620 622) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 569) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 580) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 591) no Hoare annotation was computed. [2021-10-21 19:41:59,368 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-21 19:41:59,369 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:41:59,369 INFO L860 garLoopResultBuilder]: At program point L623(lines 23 627) the Hoare annotation is: true [2021-10-21 19:41:59,369 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-10-21 19:41:59,369 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2021-10-21 19:41:59,369 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 568) no Hoare annotation was computed. [2021-10-21 19:41:59,370 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 579) no Hoare annotation was computed. [2021-10-21 19:41:59,370 INFO L857 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2021-10-21 19:41:59,370 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 590) no Hoare annotation was computed. [2021-10-21 19:41:59,370 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 531) no Hoare annotation was computed. [2021-10-21 19:41:59,370 INFO L857 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2021-10-21 19:41:59,371 INFO L857 garLoopResultBuilder]: For program point L492-2(lines 492 496) no Hoare annotation was computed. [2021-10-21 19:41:59,371 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 368) no Hoare annotation was computed. [2021-10-21 19:41:59,371 INFO L853 garLoopResultBuilder]: At program point L195(lines 191 569) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21))) [2021-10-21 19:41:59,371 INFO L853 garLoopResultBuilder]: At program point L162(lines 158 580) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,372 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2021-10-21 19:41:59,372 INFO L857 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2021-10-21 19:41:59,372 INFO L853 garLoopResultBuilder]: At program point L559(lines 110 614) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse1 .cse2) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse2 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and .cse4 .cse5 .cse6 .cse7 .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) .cse9 .cse10 .cse11 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) .cse13 .cse14 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse3 .cse13 .cse14) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse14 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-21 19:41:59,373 INFO L853 garLoopResultBuilder]: At program point L361(lines 336 379) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,373 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 430) no Hoare annotation was computed. [2021-10-21 19:41:59,373 INFO L853 garLoopResultBuilder]: At program point L395(lines 386 418) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,373 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 298) no Hoare annotation was computed. [2021-10-21 19:41:59,374 INFO L857 garLoopResultBuilder]: For program point L296-2(lines 219 558) no Hoare annotation was computed. [2021-10-21 19:41:59,374 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 567) no Hoare annotation was computed. [2021-10-21 19:41:59,374 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 578) no Hoare annotation was computed. [2021-10-21 19:41:59,374 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 589) no Hoare annotation was computed. [2021-10-21 19:41:59,374 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:41:59,375 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 630) no Hoare annotation was computed. [2021-10-21 19:41:59,375 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 530) no Hoare annotation was computed. [2021-10-21 19:41:59,375 INFO L853 garLoopResultBuilder]: At program point L528-1(lines 219 558) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3))) (or (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))))) [2021-10-21 19:41:59,375 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 365) no Hoare annotation was computed. [2021-10-21 19:41:59,376 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-10-21 19:41:59,376 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 219 558) no Hoare annotation was computed. [2021-10-21 19:41:59,376 INFO L853 garLoopResultBuilder]: At program point L132(lines 128 590) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 19:41:59,376 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 612) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 416) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 566) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 577) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 588) no Hoare annotation was computed. [2021-10-21 19:41:59,377 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-21 19:41:59,378 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 84 626) no Hoare annotation was computed. [2021-10-21 19:41:59,383 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:41:59,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:41:59 BoogieIcfgContainer [2021-10-21 19:41:59,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:41:59,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:41:59,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:41:59,448 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:41:59,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:41:24" (3/4) ... [2021-10-21 19:41:59,452 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:41:59,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-21 19:41:59,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 19:41:59,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:41:59,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:41:59,615 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:41:59,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:41:59,617 INFO L168 Benchmark]: Toolchain (without parser) took 36557.77 ms. Allocated memory was 104.9 MB in the beginning and 555.7 MB in the end (delta: 450.9 MB). Free memory was 68.0 MB in the beginning and 364.6 MB in the end (delta: -296.6 MB). Peak memory consumption was 153.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,617 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:41:59,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.21 ms. Allocated memory is still 104.9 MB. Free memory was 67.8 MB in the beginning and 76.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.34 ms. Allocated memory is still 104.9 MB. Free memory was 76.0 MB in the beginning and 73.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,619 INFO L168 Benchmark]: Boogie Preprocessor took 67.14 ms. Allocated memory is still 104.9 MB. Free memory was 73.1 MB in the beginning and 71.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,619 INFO L168 Benchmark]: RCFGBuilder took 1044.49 ms. Allocated memory is still 104.9 MB. Free memory was 71.0 MB in the beginning and 42.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,620 INFO L168 Benchmark]: TraceAbstraction took 34629.78 ms. Allocated memory was 104.9 MB in the beginning and 555.7 MB in the end (delta: 450.9 MB). Free memory was 42.5 MB in the beginning and 379.3 MB in the end (delta: -336.8 MB). Peak memory consumption was 366.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,621 INFO L168 Benchmark]: Witness Printer took 167.73 ms. Allocated memory is still 555.7 MB. Free memory was 379.3 MB in the beginning and 364.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:41:59,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 539.21 ms. Allocated memory is still 104.9 MB. Free memory was 67.8 MB in the beginning and 76.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.34 ms. Allocated memory is still 104.9 MB. Free memory was 76.0 MB in the beginning and 73.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.14 ms. Allocated memory is still 104.9 MB. Free memory was 73.1 MB in the beginning and 71.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1044.49 ms. Allocated memory is still 104.9 MB. Free memory was 71.0 MB in the beginning and 42.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 34629.78 ms. Allocated memory was 104.9 MB in the beginning and 555.7 MB in the end (delta: 450.9 MB). Free memory was 42.5 MB in the beginning and 379.3 MB in the end (delta: -336.8 MB). Peak memory consumption was 366.9 MB. Max. memory is 16.1 GB. * Witness Printer took 167.73 ms. Allocated memory is still 555.7 MB. Free memory was 379.3 MB in the beginning and 364.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 630]: 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, 143 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34425.1ms, OverallIterations: 40, TraceHistogramMax: 38, EmptinessCheckTime: 352.8ms, AutomataDifference: 8146.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 9790.6ms, InitialAbstractionConstructionTime: 29.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6590 SDtfs, 5297 SDslu, 2568 SDs, 0 SdLazy, 3479 SolverSat, 1343 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3632.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2242 GetRequests, 2192 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 150.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=3060occurred in iteration=31, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2804.5ms AutomataMinimizationTime, 40 MinimizatonAttempts, 1508 StatesRemovedByMinimization, 30 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 225 NumberOfFragments, 4012 HoareAnnotationTreeSize, 28 FomulaSimplifications, 36171 FormulaSimplificationTreeSizeReduction, 1518.9ms HoareSimplificationTime, 28 FomulaSimplificationsInter, 7070 FormulaSimplificationTreeSizeReductionInter, 8247.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 406.0ms SsaConstructionTime, 1303.5ms SatisfiabilityAnalysisTime, 8558.1ms InterpolantComputationTime, 13306 NumberOfCodeBlocks, 13306 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 13262 ConstructedInterpolants, 0 QuantifiedInterpolants, 17743 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3361 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 44 InterpolantComputations, 38 PerfectInterpolantSequences, 86997/87153 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: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(8560 == s__state)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && blastFlag == 0) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512))) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512))) || (((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((blastFlag <= 3 && !(s__hit == 0)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && blastFlag == 0) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512))) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512))) || (((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 3 && !(s__hit == 0)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512))) || (((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((2 == blastFlag && !(8448 == s__state)) && s__state <= 8448) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && s__hit == 0) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8512)) || (((s__s3__tmp__next_state___0 <= 8576 && 2 == blastFlag) && 8448 <= s__state) && s__state <= 8448)) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512))) || ((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512)) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512)) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) RESULT: Ultimate proved your program to be correct! [2021-10-21 19:41:59,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4aa255-99c3-4adf-ab02-cdbc67995ac1/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...