./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU --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 ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:54:57,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:54:57,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:54:57,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:54:57,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:54:57,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:54:57,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:54:57,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:54:58,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:54:58,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:54:58,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:54:58,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:54:58,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:54:58,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:54:58,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:54:58,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:54:58,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:54:58,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:54:58,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:54:58,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:54:58,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:54:58,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:54:58,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:54:58,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:54:58,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:54:58,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:54:58,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:54:58,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:54:58,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:54:58,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:54:58,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:54:58,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:54:58,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:54:58,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:54:58,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:54:58,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:54:58,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:54:58,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:54:58,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:54:58,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:54:58,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:54:58,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 22:54:58,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:54:58,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:54:58,111 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:54:58,111 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:54:58,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:54:58,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:54:58,113 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:54:58,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:54:58,114 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:54:58,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:54:58,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:54:58,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:54:58,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:54:58,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:54:58,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:54:58,116 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:54:58,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:54:58,116 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:54:58,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:54:58,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:54:58,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:54:58,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:54:58,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:54:58,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:54:58,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:54:58,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:54:58,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:54:58,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:54:58,120 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:54:58,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:54:58,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:54:58,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:54:58,121 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_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 [2021-11-02 22:54:58,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:54:58,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:54:58,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:54:58,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:54:58,468 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:54:58,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-11-02 22:54:58,551 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/data/622471900/77808c831cfb4d1a82aa563a45c45f4e/FLAG8d9aaed64 [2021-11-02 22:54:59,176 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:54:59,177 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-11-02 22:54:59,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/data/622471900/77808c831cfb4d1a82aa563a45c45f4e/FLAG8d9aaed64 [2021-11-02 22:54:59,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/data/622471900/77808c831cfb4d1a82aa563a45c45f4e [2021-11-02 22:54:59,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:54:59,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:54:59,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:54:59,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:54:59,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:54:59,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:54:59" (1/1) ... [2021-11-02 22:54:59,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f7f075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:59, skipping insertion in model container [2021-11-02 22:54:59,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:54:59" (1/1) ... [2021-11-02 22:54:59,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:54:59,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:54:59,994 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_6be6b638-d453-499b-a3e1-c46f14720f8c/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-11-02 22:55:00,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:55:00,057 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:55:00,174 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_6be6b638-d453-499b-a3e1-c46f14720f8c/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-11-02 22:55:00,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:55:00,259 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:55:00,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00 WrapperNode [2021-11-02 22:55:00,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:55:00,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:55:00,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:55:00,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:55:00,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:55:00,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:55:00,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:55:00,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:55:00,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:55:00,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:55:00,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:55:00,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:55:00,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (1/1) ... [2021-11-02 22:55:00,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:55:00,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:55:00,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:55:00,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:55:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:55:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:55:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:55:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:55:01,813 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:55:01,813 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-11-02 22:55:01,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:55:01 BoogieIcfgContainer [2021-11-02 22:55:01,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:55:01,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:55:01,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:55:01,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:55:01,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:54:59" (1/3) ... [2021-11-02 22:55:01,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e1d2a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:55:01, skipping insertion in model container [2021-11-02 22:55:01,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:55:00" (2/3) ... [2021-11-02 22:55:01,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e1d2a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:55:01, skipping insertion in model container [2021-11-02 22:55:01,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:55:01" (3/3) ... [2021-11-02 22:55:01,830 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2021-11-02 22:55:01,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:55:01,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-02 22:55:01,914 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 22:55:01,922 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 [2021-11-02 22:55:01,922 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-02 22:55:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:01,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-02 22:55:01,951 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:01,951 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:55:01,952 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:01,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:01,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1179839814, now seen corresponding path program 1 times [2021-11-02 22:55:01,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:01,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454789370] [2021-11-02 22:55:01,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:01,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:02,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:02,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:02,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454789370] [2021-11-02 22:55:02,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454789370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:02,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:02,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:55:02,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250568955] [2021-11-02 22:55:02,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 22:55:02,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:02,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 22:55:02,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:55:02,384 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 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 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:02,467 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-11-02 22:55:02,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 22:55:02,469 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-02 22:55:02,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:02,490 INFO L225 Difference]: With dead ends: 276 [2021-11-02 22:55:02,491 INFO L226 Difference]: Without dead ends: 137 [2021-11-02 22:55:02,494 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 22:55:02,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-11-02 22:55:02,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-11-02 22:55:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-11-02 22:55:02,547 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-11-02 22:55:02,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:02,548 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-11-02 22:55:02,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,548 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-11-02 22:55:02,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-02 22:55:02,550 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:02,551 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:55:02,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 22:55:02,552 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:02,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:02,553 INFO L85 PathProgramCache]: Analyzing trace with hash -2090870567, now seen corresponding path program 1 times [2021-11-02 22:55:02,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:02,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438382279] [2021-11-02 22:55:02,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:02,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:02,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:02,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438382279] [2021-11-02 22:55:02,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438382279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:02,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:02,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:55:02,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860436573] [2021-11-02 22:55:02,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:55:02,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:02,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:55:02,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:55:02,752 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:02,784 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-11-02 22:55:02,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:55:02,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 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 19 [2021-11-02 22:55:02,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:02,790 INFO L225 Difference]: With dead ends: 137 [2021-11-02 22:55:02,791 INFO L226 Difference]: Without dead ends: 55 [2021-11-02 22:55:02,794 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:55:02,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-11-02 22:55:02,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-11-02 22:55:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-11-02 22:55:02,814 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-11-02 22:55:02,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:02,814 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-11-02 22:55:02,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:02,815 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-11-02 22:55:02,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-02 22:55:02,818 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:02,841 INFO L513 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] [2021-11-02 22:55:02,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 22:55:02,842 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:02,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:02,850 INFO L85 PathProgramCache]: Analyzing trace with hash -917137565, now seen corresponding path program 1 times [2021-11-02 22:55:02,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:02,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011191190] [2021-11-02 22:55:02,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:02,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:03,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:03,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011191190] [2021-11-02 22:55:03,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011191190] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:03,031 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:03,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:55:03,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969902707] [2021-11-02 22:55:03,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:03,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:03,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:03,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:03,034 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:03,108 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-11-02 22:55:03,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:55:03,114 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 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 24 [2021-11-02 22:55:03,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:03,116 INFO L225 Difference]: With dead ends: 104 [2021-11-02 22:55:03,116 INFO L226 Difference]: Without dead ends: 55 [2021-11-02 22:55:03,117 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:03,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-11-02 22:55:03,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-11-02 22:55:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 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) [2021-11-02 22:55:03,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-11-02 22:55:03,127 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-11-02 22:55:03,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:03,129 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-11-02 22:55:03,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-11-02 22:55:03,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-02 22:55:03,132 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:03,132 INFO L513 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] [2021-11-02 22:55:03,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 22:55:03,133 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:03,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:03,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1642774406, now seen corresponding path program 1 times [2021-11-02 22:55:03,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:03,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811408286] [2021-11-02 22:55:03,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:03,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:03,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:03,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:03,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811408286] [2021-11-02 22:55:03,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811408286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:03,287 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:03,287 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 22:55:03,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911166559] [2021-11-02 22:55:03,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 22:55:03,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:03,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 22:55:03,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:55:03,292 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:03,357 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-11-02 22:55:03,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 22:55:03,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 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 26 [2021-11-02 22:55:03,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:03,360 INFO L225 Difference]: With dead ends: 127 [2021-11-02 22:55:03,360 INFO L226 Difference]: Without dead ends: 78 [2021-11-02 22:55:03,361 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 22:55:03,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-11-02 22:55:03,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-11-02 22:55:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-11-02 22:55:03,374 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-11-02 22:55:03,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:03,374 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-11-02 22:55:03,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-11-02 22:55:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-02 22:55:03,376 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:03,377 INFO L513 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] [2021-11-02 22:55:03,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 22:55:03,377 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:03,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:03,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1904097010, now seen corresponding path program 1 times [2021-11-02 22:55:03,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:03,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169394359] [2021-11-02 22:55:03,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:03,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:03,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:03,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169394359] [2021-11-02 22:55:03,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169394359] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:03,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:03,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:55:03,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130684667] [2021-11-02 22:55:03,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:03,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:03,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:03,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:03,483 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:03,669 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-11-02 22:55:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:55:03,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 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 32 [2021-11-02 22:55:03,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:03,673 INFO L225 Difference]: With dead ends: 381 [2021-11-02 22:55:03,674 INFO L226 Difference]: Without dead ends: 311 [2021-11-02 22:55:03,675 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:55:03,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-02 22:55:03,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-11-02 22:55:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-11-02 22:55:03,710 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-11-02 22:55:03,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:03,711 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-11-02 22:55:03,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-11-02 22:55:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-02 22:55:03,713 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:03,713 INFO L513 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] [2021-11-02 22:55:03,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 22:55:03,714 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:03,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:03,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1319823756, now seen corresponding path program 1 times [2021-11-02 22:55:03,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:03,715 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718427902] [2021-11-02 22:55:03,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:03,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:03,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:03,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718427902] [2021-11-02 22:55:03,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718427902] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:03,835 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:03,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:55:03,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737600533] [2021-11-02 22:55:03,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:55:03,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:03,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:55:03,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:55:03,851 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:04,007 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-11-02 22:55:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 22:55:04,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 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 33 [2021-11-02 22:55:04,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:04,018 INFO L225 Difference]: With dead ends: 254 [2021-11-02 22:55:04,019 INFO L226 Difference]: Without dead ends: 184 [2021-11-02 22:55:04,020 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:55:04,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-11-02 22:55:04,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-11-02 22:55:04,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-11-02 22:55:04,066 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-11-02 22:55:04,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:04,066 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-11-02 22:55:04,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-02 22:55:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-02 22:55:04,076 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:04,076 INFO L513 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] [2021-11-02 22:55:04,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 22:55:04,076 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:04,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:04,077 INFO L85 PathProgramCache]: Analyzing trace with hash 308706506, now seen corresponding path program 1 times [2021-11-02 22:55:04,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:04,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026162837] [2021-11-02 22:55:04,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:04,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:04,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:04,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026162837] [2021-11-02 22:55:04,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026162837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:04,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:04,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:55:04,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619715715] [2021-11-02 22:55:04,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:55:04,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:04,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:55:04,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:55:04,198 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:04,273 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-11-02 22:55:04,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:55:04,273 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 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 33 [2021-11-02 22:55:04,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:04,279 INFO L225 Difference]: With dead ends: 505 [2021-11-02 22:55:04,279 INFO L226 Difference]: Without dead ends: 376 [2021-11-02 22:55:04,282 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:04,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-11-02 22:55:04,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-11-02 22:55:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-11-02 22:55:04,328 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-11-02 22:55:04,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:04,328 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-11-02 22:55:04,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-02 22:55:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-02 22:55:04,332 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:04,332 INFO L513 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] [2021-11-02 22:55:04,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 22:55:04,333 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:04,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:04,333 INFO L85 PathProgramCache]: Analyzing trace with hash 566871944, now seen corresponding path program 1 times [2021-11-02 22:55:04,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:04,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219893435] [2021-11-02 22:55:04,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:04,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:04,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:04,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219893435] [2021-11-02 22:55:04,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219893435] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:04,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:04,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-02 22:55:04,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422546511] [2021-11-02 22:55:04,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:55:04,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:04,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:55:04,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:04,464 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:04,636 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-11-02 22:55:04,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-02 22:55:04,636 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 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 33 [2021-11-02 22:55:04,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:04,641 INFO L225 Difference]: With dead ends: 634 [2021-11-02 22:55:04,641 INFO L226 Difference]: Without dead ends: 459 [2021-11-02 22:55:04,643 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-02 22:55:04,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-11-02 22:55:04,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-11-02 22:55:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-11-02 22:55:04,676 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-11-02 22:55:04,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:04,677 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-11-02 22:55:04,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-11-02 22:55:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-02 22:55:04,680 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:04,680 INFO L513 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] [2021-11-02 22:55:04,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-02 22:55:04,681 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:04,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:04,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1083058712, now seen corresponding path program 1 times [2021-11-02 22:55:04,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:04,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448069085] [2021-11-02 22:55:04,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:04,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:04,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:04,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448069085] [2021-11-02 22:55:04,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448069085] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:04,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:04,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:55:04,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494300881] [2021-11-02 22:55:04,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 22:55:04,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:04,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 22:55:04,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-02 22:55:04,871 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:05,294 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-11-02 22:55:05,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-02 22:55:05,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 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 36 [2021-11-02 22:55:05,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:05,304 INFO L225 Difference]: With dead ends: 1391 [2021-11-02 22:55:05,304 INFO L226 Difference]: Without dead ends: 1207 [2021-11-02 22:55:05,306 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-11-02 22:55:05,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-11-02 22:55:05,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-11-02 22:55:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-11-02 22:55:05,382 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-11-02 22:55:05,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:05,384 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-11-02 22:55:05,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-11-02 22:55:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-02 22:55:05,387 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:05,387 INFO L513 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] [2021-11-02 22:55:05,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-02 22:55:05,389 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:05,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:05,389 INFO L85 PathProgramCache]: Analyzing trace with hash -403000342, now seen corresponding path program 1 times [2021-11-02 22:55:05,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:05,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630889827] [2021-11-02 22:55:05,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:05,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:05,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:05,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630889827] [2021-11-02 22:55:05,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630889827] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:05,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:05,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:55:05,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941577759] [2021-11-02 22:55:05,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:05,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:05,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:05,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:05,502 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:05,764 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-11-02 22:55:05,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:55:05,765 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 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 36 [2021-11-02 22:55:05,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:05,770 INFO L225 Difference]: With dead ends: 946 [2021-11-02 22:55:05,770 INFO L226 Difference]: Without dead ends: 592 [2021-11-02 22:55:05,771 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:55:05,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-11-02 22:55:05,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-11-02 22:55:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-11-02 22:55:05,824 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-11-02 22:55:05,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:05,824 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-11-02 22:55:05,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-11-02 22:55:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-02 22:55:05,826 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:05,827 INFO L513 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] [2021-11-02 22:55:05,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-02 22:55:05,827 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:05,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:05,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1138138450, now seen corresponding path program 1 times [2021-11-02 22:55:05,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:05,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466848398] [2021-11-02 22:55:05,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:05,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:05,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:05,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466848398] [2021-11-02 22:55:05,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466848398] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:05,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:05,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-02 22:55:05,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280576175] [2021-11-02 22:55:05,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:55:05,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:05,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:55:05,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:05,931 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:06,286 INFO L93 Difference]: Finished difference Result 916 states and 1175 transitions. [2021-11-02 22:55:06,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-02 22:55:06,287 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2021-11-02 22:55:06,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:06,292 INFO L225 Difference]: With dead ends: 916 [2021-11-02 22:55:06,292 INFO L226 Difference]: Without dead ends: 616 [2021-11-02 22:55:06,293 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-02 22:55:06,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-11-02 22:55:06,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 286. [2021-11-02 22:55:06,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-11-02 22:55:06,358 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-11-02 22:55:06,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:06,359 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-11-02 22:55:06,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-11-02 22:55:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-02 22:55:06,360 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:06,360 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:55:06,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-02 22:55:06,361 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:06,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:06,362 INFO L85 PathProgramCache]: Analyzing trace with hash 113257525, now seen corresponding path program 1 times [2021-11-02 22:55:06,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:06,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090545102] [2021-11-02 22:55:06,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:06,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-02 22:55:06,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:06,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090545102] [2021-11-02 22:55:06,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090545102] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:06,429 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:06,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:55:06,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147464287] [2021-11-02 22:55:06,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:06,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:06,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:06,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:06,431 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:06,530 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-11-02 22:55:06,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 22:55:06,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 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 55 [2021-11-02 22:55:06,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:06,534 INFO L225 Difference]: With dead ends: 661 [2021-11-02 22:55:06,534 INFO L226 Difference]: Without dead ends: 381 [2021-11-02 22:55:06,535 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:06,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-11-02 22:55:06,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-11-02 22:55:06,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-11-02 22:55:06,587 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-11-02 22:55:06,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:06,587 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-11-02 22:55:06,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-11-02 22:55:06,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-02 22:55:06,589 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:06,589 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:55:06,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-02 22:55:06,590 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:06,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:06,590 INFO L85 PathProgramCache]: Analyzing trace with hash -730747977, now seen corresponding path program 1 times [2021-11-02 22:55:06,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:06,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604211947] [2021-11-02 22:55:06,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:06,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-02 22:55:06,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:06,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604211947] [2021-11-02 22:55:06,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604211947] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:06,645 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:06,645 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:55:06,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106445089] [2021-11-02 22:55:06,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 22:55:06,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:06,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 22:55:06,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 22:55:06,647 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:06,731 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-11-02 22:55:06,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 22:55:06,732 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 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 55 [2021-11-02 22:55:06,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:06,734 INFO L225 Difference]: With dead ends: 608 [2021-11-02 22:55:06,735 INFO L226 Difference]: Without dead ends: 328 [2021-11-02 22:55:06,735 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:06,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-11-02 22:55:06,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-11-02 22:55:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-11-02 22:55:06,782 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-11-02 22:55:06,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:06,782 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-11-02 22:55:06,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,782 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-11-02 22:55:06,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-02 22:55:06,783 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:06,784 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-02 22:55:06,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-02 22:55:06,784 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:06,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:06,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1478001787, now seen corresponding path program 1 times [2021-11-02 22:55:06,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:06,785 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942797281] [2021-11-02 22:55:06,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:06,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:55:06,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:06,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942797281] [2021-11-02 22:55:06,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942797281] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:06,847 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:06,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 22:55:06,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734174192] [2021-11-02 22:55:06,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:06,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:06,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:06,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:06,849 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:06,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:06,983 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-11-02 22:55:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 22:55:06,984 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2021-11-02 22:55:06,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:06,987 INFO L225 Difference]: With dead ends: 622 [2021-11-02 22:55:06,987 INFO L226 Difference]: Without dead ends: 384 [2021-11-02 22:55:06,988 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-02 22:55:06,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-11-02 22:55:07,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-11-02 22:55:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-11-02 22:55:07,032 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-11-02 22:55:07,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:07,033 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-11-02 22:55:07,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-11-02 22:55:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-02 22:55:07,034 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:07,034 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-02 22:55:07,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-02 22:55:07,035 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:07,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:07,036 INFO L85 PathProgramCache]: Analyzing trace with hash 458072168, now seen corresponding path program 1 times [2021-11-02 22:55:07,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:07,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068057944] [2021-11-02 22:55:07,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:07,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-02 22:55:07,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:07,110 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068057944] [2021-11-02 22:55:07,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068057944] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:55:07,111 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:55:07,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 22:55:07,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068093344] [2021-11-02 22:55:07,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-02 22:55:07,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:07,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 22:55:07,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-02 22:55:07,113 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:07,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:07,216 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-11-02 22:55:07,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 22:55:07,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 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 58 [2021-11-02 22:55:07,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:07,219 INFO L225 Difference]: With dead ends: 514 [2021-11-02 22:55:07,220 INFO L226 Difference]: Without dead ends: 326 [2021-11-02 22:55:07,220 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:07,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-11-02 22:55:07,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-11-02 22:55:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-11-02 22:55:07,263 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-11-02 22:55:07,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:07,264 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-11-02 22:55:07,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-11-02 22:55:07,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-02 22:55:07,265 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 22:55:07,265 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-02 22:55:07,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-02 22:55:07,266 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 22:55:07,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:55:07,266 INFO L85 PathProgramCache]: Analyzing trace with hash 716237606, now seen corresponding path program 1 times [2021-11-02 22:55:07,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:55:07,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420573716] [2021-11-02 22:55:07,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:07,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:55:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:55:07,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:55:07,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420573716] [2021-11-02 22:55:07,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420573716] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:55:07,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230405766] [2021-11-02 22:55:07,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:55:07,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 22:55:07,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:55:07,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 22:55:07,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 22:55:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:55:07,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-02 22:55:07,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:55:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-02 22:55:07,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230405766] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 22:55:07,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 22:55:07,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-11-02 22:55:07,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51493046] [2021-11-02 22:55:07,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 22:55:07,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 22:55:07,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 22:55:07,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-02 22:55:07,932 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:08,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 22:55:08,267 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-11-02 22:55:08,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-02 22:55:08,268 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 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 58 [2021-11-02 22:55:08,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 22:55:08,268 INFO L225 Difference]: With dead ends: 863 [2021-11-02 22:55:08,268 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 22:55:08,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-11-02 22:55:08,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 22:55:08,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 22:55:08,270 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) [2021-11-02 22:55:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 22:55:08,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-11-02 22:55:08,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 22:55:08,271 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 22:55:08,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:55:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 22:55:08,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 22:55:08,274 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:55:08,275 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:55:08,275 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 22:55:08,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:55:08,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-02 22:55:08,498 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 22:55:08,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:08,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:09,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:10,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:11,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:12,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:13,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:14,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 22:55:26,362 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-11-02 22:55:26,362 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,362 INFO L853 garLoopResultBuilder]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (not .cse17)) (.cse3 (not .cse13)) (.cse4 (not .cse18)) (.cse21 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse14 (= ~waterLevel~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse20 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse8 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse9 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse11 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse6 .cse14 .cse10) (and .cse0 .cse1 .cse12 .cse15 .cse2 .cse4 .cse5 .cse6 .cse10) (and .cse16 .cse0 .cse1 .cse12 .cse17 .cse13 .cse18 .cse5 .cse6 .cse19 .cse10) (and .cse0 .cse1 .cse12 .cse20 .cse2 .cse3 .cse4 .cse6 .cse10) (and .cse2 .cse3 .cse4 .cse5 .cse6 (or (and .cse0 .cse1 .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse15 .cse8 .cse9 .cse10 .cse11))) (and (or (and .cse0 .cse1 .cse17 .cse13 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse17 .cse13 .cse15 .cse8 .cse9 .cse10 .cse11)) .cse18 .cse5 .cse6) (and .cse16 .cse0 .cse1 .cse17 .cse13 .cse20 .cse18 .cse6 .cse7 .cse8 .cse9 .cse19 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse15 .cse5 .cse6 .cse10)))) [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,363 INFO L857 garLoopResultBuilder]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 604) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,364 INFO L857 garLoopResultBuilder]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,365 INFO L857 garLoopResultBuilder]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2021-11-02 22:55:26,365 INFO L853 garLoopResultBuilder]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-11-02 22:55:26,365 INFO L853 garLoopResultBuilder]: At program point L668(lines 663 671) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-11-02 22:55:26,365 INFO L853 garLoopResultBuilder]: At program point L668-1(lines 663 671) the Hoare annotation is: false [2021-11-02 22:55:26,366 INFO L853 garLoopResultBuilder]: At program point L668-2(lines 663 671) the Hoare annotation is: false [2021-11-02 22:55:26,366 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-11-02 22:55:26,366 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-11-02 22:55:26,366 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,366 INFO L853 garLoopResultBuilder]: At program point L176(lines 1 999) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-02 22:55:26,367 INFO L853 garLoopResultBuilder]: At program point L969(lines 954 972) the Hoare annotation is: false [2021-11-02 22:55:26,367 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 954 972) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1) (<= ~waterLevel~0 1) .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (not .cse3) (not .cse4) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= ~waterLevel~0 2) .cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6))) [2021-11-02 22:55:26,367 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2021-11-02 22:55:26,367 INFO L853 garLoopResultBuilder]: At program point L969-3(lines 954 972) the Hoare annotation is: false [2021-11-02 22:55:26,367 INFO L853 garLoopResultBuilder]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2021-11-02 22:55:26,368 INFO L853 garLoopResultBuilder]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2021-11-02 22:55:26,368 INFO L857 garLoopResultBuilder]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-11-02 22:55:26,368 INFO L853 garLoopResultBuilder]: At program point L739-1(lines 739 745) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-11-02 22:55:26,368 INFO L853 garLoopResultBuilder]: At program point L905(lines 898 908) the Hoare annotation is: false [2021-11-02 22:55:26,369 INFO L853 garLoopResultBuilder]: At program point L905-1(lines 898 908) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 (not .cse3) (not .cse4) .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-11-02 22:55:26,369 INFO L853 garLoopResultBuilder]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2021-11-02 22:55:26,369 INFO L853 garLoopResultBuilder]: At program point L905-3(lines 898 908) the Hoare annotation is: false [2021-11-02 22:55:26,369 INFO L853 garLoopResultBuilder]: At program point L905-4(lines 898 908) the Hoare annotation is: false [2021-11-02 22:55:26,369 INFO L853 garLoopResultBuilder]: At program point L905-5(lines 898 908) the Hoare annotation is: false [2021-11-02 22:55:26,370 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-02 22:55:26,370 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 580) no Hoare annotation was computed. [2021-11-02 22:55:26,370 INFO L857 garLoopResultBuilder]: For program point L576-3(lines 576 580) no Hoare annotation was computed. [2021-11-02 22:55:26,370 INFO L857 garLoopResultBuilder]: For program point L576-6(lines 576 580) no Hoare annotation was computed. [2021-11-02 22:55:26,370 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-11-02 22:55:26,371 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-11-02 22:55:26,371 INFO L857 garLoopResultBuilder]: For program point L843-1(lines 843 860) no Hoare annotation was computed. [2021-11-02 22:55:26,371 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-11-02 22:55:26,371 INFO L853 garLoopResultBuilder]: At program point L645(lines 640 648) the Hoare annotation is: (let ((.cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse7 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) .cse5 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse11 .cse4 .cse5 .cse8) (and .cse10 .cse0 .cse1 .cse2 .cse3 .cse11 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse6 .cse7 .cse8 .cse9))) [2021-11-02 22:55:26,371 INFO L853 garLoopResultBuilder]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2021-11-02 22:55:26,372 INFO L853 garLoopResultBuilder]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2021-11-02 22:55:26,372 INFO L853 garLoopResultBuilder]: At program point L613(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,372 INFO L853 garLoopResultBuilder]: At program point L613-1(lines 608 616) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not .cse7) (not .cse8) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse3 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-11-02 22:55:26,372 INFO L853 garLoopResultBuilder]: At program point L613-2(lines 608 616) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not .cse18)) (.cse5 (not .cse19)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= 2 ~waterLevel~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse7) (and .cse0 .cse1 .cse14 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 .cse3 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse2 .cse18 .cse19 .cse3 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse8 .cse9 .cse10 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17)))) [2021-11-02 22:55:26,373 INFO L853 garLoopResultBuilder]: At program point L613-3(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,373 INFO L853 garLoopResultBuilder]: At program point L613-4(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,373 INFO L853 garLoopResultBuilder]: At program point L613-5(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,373 INFO L853 garLoopResultBuilder]: At program point L613-6(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,374 INFO L853 garLoopResultBuilder]: At program point L613-7(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,374 INFO L853 garLoopResultBuilder]: At program point L613-8(lines 608 616) the Hoare annotation is: false [2021-11-02 22:55:26,374 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-02 22:55:26,374 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 22:55:26,374 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,374 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 855) no Hoare annotation was computed. [2021-11-02 22:55:26,375 INFO L857 garLoopResultBuilder]: For program point L880-2(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,375 INFO L857 garLoopResultBuilder]: For program point L847-1(lines 847 855) no Hoare annotation was computed. [2021-11-02 22:55:26,375 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2021-11-02 22:55:26,375 INFO L857 garLoopResultBuilder]: For program point L880-4(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,375 INFO L857 garLoopResultBuilder]: For program point L880-6(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,376 INFO L857 garLoopResultBuilder]: For program point L880-8(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,376 INFO L857 garLoopResultBuilder]: For program point L880-10(lines 880 886) no Hoare annotation was computed. [2021-11-02 22:55:26,376 INFO L853 garLoopResultBuilder]: At program point L914(lines 909 917) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-11-02 22:55:26,376 INFO L853 garLoopResultBuilder]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2021-11-02 22:55:26,376 INFO L853 garLoopResultBuilder]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2021-11-02 22:55:26,377 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-11-02 22:55:26,377 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 703) no Hoare annotation was computed. [2021-11-02 22:55:26,377 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 703) no Hoare annotation was computed. [2021-11-02 22:55:26,377 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 703) no Hoare annotation was computed. [2021-11-02 22:55:26,377 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,378 INFO L857 garLoopResultBuilder]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point L817-3(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point L817-4(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point L817-5(lines 817 834) no Hoare annotation was computed. [2021-11-02 22:55:26,379 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 22:55:26,380 INFO L853 garLoopResultBuilder]: At program point L785(lines 784 803) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= ~waterLevel~0 2) .cse2 .cse3) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) .cse3 (= ~pumpRunning~0 1)))) [2021-11-02 22:55:26,380 INFO L857 garLoopResultBuilder]: For program point L785-1(lines 785 791) no Hoare annotation was computed. [2021-11-02 22:55:26,380 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 784 803) the Hoare annotation is: false [2021-11-02 22:55:26,380 INFO L853 garLoopResultBuilder]: At program point L785-3(lines 784 803) the Hoare annotation is: false [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,381 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 659) no Hoare annotation was computed. [2021-11-02 22:55:26,382 INFO L857 garLoopResultBuilder]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-11-02 22:55:26,382 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 592) no Hoare annotation was computed. [2021-11-02 22:55:26,382 INFO L857 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-11-02 22:55:26,382 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 22:55:26,382 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,383 INFO L857 garLoopResultBuilder]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,383 INFO L857 garLoopResultBuilder]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,383 INFO L857 garLoopResultBuilder]: For program point L821-3(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,383 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 702) no Hoare annotation was computed. [2021-11-02 22:55:26,383 INFO L857 garLoopResultBuilder]: For program point L821-4(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,384 INFO L853 garLoopResultBuilder]: At program point L689-1(lines 1 999) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse18 (not .cse2)) (.cse19 (not .cse3)) (.cse20 (not .cse7)) (.cse9 (<= ~waterLevel~0 2)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse22 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= ~waterLevel~0 1)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse13 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse14 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse24 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse15 (not (= 0 ~systemActive~0))) (.cse16 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4 .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse17 .cse18 .cse19 .cse20 .cse10 .cse21 .cse13 .cse14 .cse15 .cse16) (and .cse22 .cse0 .cse1 .cse23 .cse2 .cse3 .cse17 .cse7 .cse10 .cse24 .cse15) (and .cse0 .cse1 .cse23 .cse3 .cse10 (= ~waterLevel~0 1) .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse23 .cse17 .cse18 .cse19 .cse20 .cse10 .cse15) (and .cse0 .cse1 .cse23 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse15) (and .cse22 .cse0 .cse1 .cse2 .cse3 .cse17 .cse7 .cse10 .cse21 .cse13 .cse14 .cse24 .cse15 .cse16)))) [2021-11-02 22:55:26,384 INFO L857 garLoopResultBuilder]: For program point L821-5(lines 821 829) no Hoare annotation was computed. [2021-11-02 22:55:26,384 INFO L857 garLoopResultBuilder]: For program point L689-2(lines 689 702) no Hoare annotation was computed. [2021-11-02 22:55:26,384 INFO L853 garLoopResultBuilder]: At program point L689-3(lines 1 999) the Hoare annotation is: false [2021-11-02 22:55:26,384 INFO L857 garLoopResultBuilder]: For program point L689-4(lines 689 702) no Hoare annotation was computed. [2021-11-02 22:55:26,385 INFO L853 garLoopResultBuilder]: At program point L689-5(lines 1 999) the Hoare annotation is: false [2021-11-02 22:55:26,385 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-11-02 22:55:26,385 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-11-02 22:55:26,385 INFO L853 garLoopResultBuilder]: At program point L988(lines 973 991) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-11-02 22:55:26,385 INFO L853 garLoopResultBuilder]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2021-11-02 22:55:26,386 INFO L853 garLoopResultBuilder]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2021-11-02 22:55:26,386 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-11-02 22:55:26,386 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 785 791) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-11-02 22:55:26,386 INFO L853 garLoopResultBuilder]: At program point L658(lines 649 662) the Hoare annotation is: false [2021-11-02 22:55:26,386 INFO L853 garLoopResultBuilder]: At program point L658-1(lines 649 662) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4))) [2021-11-02 22:55:26,387 INFO L853 garLoopResultBuilder]: At program point L658-2(lines 649 662) the Hoare annotation is: false [2021-11-02 22:55:26,387 INFO L857 garLoopResultBuilder]: For program point L559(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,387 INFO L853 garLoopResultBuilder]: At program point L658-3(lines 649 662) the Hoare annotation is: false [2021-11-02 22:55:26,387 INFO L857 garLoopResultBuilder]: For program point L559-1(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,387 INFO L853 garLoopResultBuilder]: At program point L658-4(lines 649 662) the Hoare annotation is: false [2021-11-02 22:55:26,388 INFO L853 garLoopResultBuilder]: At program point L658-5(lines 649 662) the Hoare annotation is: false [2021-11-02 22:55:26,388 INFO L857 garLoopResultBuilder]: For program point L559-2(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,388 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 22:55:26,388 INFO L853 garLoopResultBuilder]: At program point L792(lines 792 798) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse9 (not .cse18)) (.cse10 (not .cse19)) (.cse14 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse5) (and .cse0 .cse1 .cse14 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse15 .cse16 .cse5 .cse17)))) [2021-11-02 22:55:26,389 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-02 22:55:26,389 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-11-02 22:55:26,389 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-11-02 22:55:26,389 INFO L857 garLoopResultBuilder]: For program point L693(lines 693 699) no Hoare annotation was computed. [2021-11-02 22:55:26,389 INFO L857 garLoopResultBuilder]: For program point L693-2(lines 693 699) no Hoare annotation was computed. [2021-11-02 22:55:26,390 INFO L857 garLoopResultBuilder]: For program point L693-4(lines 693 699) no Hoare annotation was computed. [2021-11-02 22:55:26,390 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-02 22:55:26,390 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 785 791) no Hoare annotation was computed. [2021-11-02 22:55:26,394 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:55:26,396 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 22:55:26,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 10:55:26 BoogieIcfgContainer [2021-11-02 22:55:26,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 22:55:26,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:55:26,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:55:26,446 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:55:26,447 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:55:01" (3/4) ... [2021-11-02 22:55:26,450 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 22:55:26,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-02 22:55:26,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-02 22:55:26,483 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-02 22:55:26,485 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-02 22:55:26,487 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 22:55:26,489 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:55:26,491 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:55:26,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-11-02 22:55:26,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-11-02 22:55:26,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-11-02 22:55:26,523 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-02 22:55:26,524 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-11-02 22:55:26,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-11-02 22:55:26,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-11-02 22:55:26,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-11-02 22:55:26,527 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-11-02 22:55:26,528 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-11-02 22:55:26,529 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-11-02 22:55:26,530 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-11-02 22:55:26,531 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-11-02 22:55:26,532 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-11-02 22:55:26,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-11-02 22:55:26,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-11-02 22:55:26,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-11-02 22:55:26,609 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 22:55:26,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:55:26,612 INFO L168 Benchmark]: Toolchain (without parser) took 27134.66 ms. Allocated memory was 123.7 MB in the beginning and 262.1 MB in the end (delta: 138.4 MB). Free memory was 84.9 MB in the beginning and 105.0 MB in the end (delta: -20.1 MB). Peak memory consumption was 117.7 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,612 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 123.7 MB. Free memory was 102.7 MB in the beginning and 102.6 MB in the end (delta: 73.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:55:26,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.69 ms. Allocated memory is still 123.7 MB. Free memory was 84.7 MB in the beginning and 88.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.82 ms. Allocated memory is still 123.7 MB. Free memory was 88.2 MB in the beginning and 84.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,614 INFO L168 Benchmark]: Boogie Preprocessor took 65.29 ms. Allocated memory is still 123.7 MB. Free memory was 84.2 MB in the beginning and 81.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,614 INFO L168 Benchmark]: RCFGBuilder took 1353.81 ms. Allocated memory is still 123.7 MB. Free memory was 81.1 MB in the beginning and 83.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,615 INFO L168 Benchmark]: TraceAbstraction took 24626.72 ms. Allocated memory was 123.7 MB in the beginning and 262.1 MB in the end (delta: 138.4 MB). Free memory was 83.0 MB in the beginning and 117.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,615 INFO L168 Benchmark]: Witness Printer took 164.29 ms. Allocated memory is still 262.1 MB. Free memory was 117.6 MB in the beginning and 105.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:55:26,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 123.7 MB. Free memory was 102.7 MB in the beginning and 102.6 MB in the end (delta: 73.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 774.69 ms. Allocated memory is still 123.7 MB. Free memory was 84.7 MB in the beginning and 88.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.82 ms. Allocated memory is still 123.7 MB. Free memory was 88.2 MB in the beginning and 84.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.29 ms. Allocated memory is still 123.7 MB. Free memory was 84.2 MB in the beginning and 81.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1353.81 ms. Allocated memory is still 123.7 MB. Free memory was 81.1 MB in the beginning and 83.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24626.72 ms. Allocated memory was 123.7 MB in the beginning and 262.1 MB in the end (delta: 138.4 MB). Free memory was 83.0 MB in the beginning and 117.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 16.1 GB. * Witness Printer took 164.29 ms. Allocated memory is still 262.1 MB. Free memory was 117.6 MB in the beginning and 105.0 MB in the end (delta: 12.6 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 24.4s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1885 SDtfs, 3142 SDslu, 3329 SDs, 0 SdLazy, 476 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 2515 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 324 NumberOfFragments, 2211 HoareAnnotationTreeSize, 58 FomulaSimplifications, 22468398 FormulaSimplificationTreeSizeReduction, 5.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 2705777 FormulaSimplificationTreeSizeReductionInter, 12.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-02 22:55:26,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6be6b638-d453-499b-a3e1-c46f14720f8c/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE