./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a8ef44eebf77bb9089ba7256f54c924b643d97224560b14ff4a2b7df3dcc9e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:19:52,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:19:52,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:19:52,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:19:52,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:19:52,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:19:52,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:19:52,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:19:52,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:19:52,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:19:52,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:19:52,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:19:52,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:19:52,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:19:52,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:19:52,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:19:52,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:19:52,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:19:52,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:19:52,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:19:52,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:19:52,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:19:52,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:19:52,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:19:52,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:19:52,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:19:52,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:19:52,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:19:52,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:19:52,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:19:52,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:19:52,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:19:52,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:19:52,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:19:52,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:19:52,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:19:52,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:19:52,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:19:52,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:19:52,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:19:52,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:19:52,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:19:52,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:19:52,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:19:52,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:19:52,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:19:52,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:19:52,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:19:52,611 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:19:52,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:19:52,612 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:19:52,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:19:52,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:19:52,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:19:52,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:19:52,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:19:52,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:19:52,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:19:52,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:19:52,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:19:52,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:19:52,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:19:52,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:19:52,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:19:52,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:19:52,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:19:52,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:19:52,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:19:52,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:19:52,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:19:52,618 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:19:52,618 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:19:52,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:19:52,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:19:52,619 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_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a8ef44eebf77bb9089ba7256f54c924b643d97224560b14ff4a2b7df3dcc9e0 [2021-10-21 20:19:52,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:19:52,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:19:52,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:19:52,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:19:52,937 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:19:52,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-21 20:19:53,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/data/45d6fe8db/7e209448944d47df94bad0d1491a9788/FLAGc3e19ecfb [2021-10-21 20:19:53,539 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:19:53,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-21 20:19:53,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/data/45d6fe8db/7e209448944d47df94bad0d1491a9788/FLAGc3e19ecfb [2021-10-21 20:19:53,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/data/45d6fe8db/7e209448944d47df94bad0d1491a9788 [2021-10-21 20:19:53,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:19:53,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:19:53,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:53,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:19:53,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:19:53,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:53" (1/1) ... [2021-10-21 20:19:53,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fa8c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:53, skipping insertion in model container [2021-10-21 20:19:53,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:53" (1/1) ... [2021-10-21 20:19:53,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:19:53,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:19:54,128 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_194fea35-8877-46cb-9ae8-6a91e2248398/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[3064,3077] [2021-10-21 20:19:54,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:19:54,262 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:19:54,305 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_194fea35-8877-46cb-9ae8-6a91e2248398/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[3064,3077] [2021-10-21 20:19:54,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:19:54,410 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:19:54,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54 WrapperNode [2021-10-21 20:19:54,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:54,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:19:54,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:19:54,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:19:54,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:19:54,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:19:54,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:19:54,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:19:54,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:19:54,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:19:54,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:19:54,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:19:54,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (1/1) ... [2021-10-21 20:19:54,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:19:54,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:19:54,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:19:54,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:19:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:19:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:19:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:19:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:19:55,637 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:19:55,642 INFO L299 CfgBuilder]: Removed 192 assume(true) statements. [2021-10-21 20:19:55,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:19:55 BoogieIcfgContainer [2021-10-21 20:19:55,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:19:55,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:19:55,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:19:55,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:19:55,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:19:53" (1/3) ... [2021-10-21 20:19:55,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8054c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:19:55, skipping insertion in model container [2021-10-21 20:19:55,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:54" (2/3) ... [2021-10-21 20:19:55,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8054c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:19:55, skipping insertion in model container [2021-10-21 20:19:55,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:19:55" (3/3) ... [2021-10-21 20:19:55,657 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2021-10-21 20:19:55,663 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:19:55,663 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:19:55,711 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:19:55,718 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:19:55,718 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:19:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:55,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-21 20:19:55,742 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:55,742 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:55,743 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:55,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:55,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1880189342, now seen corresponding path program 1 times [2021-10-21 20:19:55,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:55,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329091077] [2021-10-21 20:19:55,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:55,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:56,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:56,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329091077] [2021-10-21 20:19:56,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329091077] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:56,114 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:56,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:19:56,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445572156] [2021-10-21 20:19:56,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:19:56,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:56,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:19:56,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:19:56,152 INFO L87 Difference]: Start difference. First operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:56,206 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2021-10-21 20:19:56,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:19:56,208 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 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 16 [2021-10-21 20:19:56,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:56,222 INFO L225 Difference]: With dead ends: 252 [2021-10-21 20:19:56,222 INFO L226 Difference]: Without dead ends: 125 [2021-10-21 20:19:56,227 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:19:56,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-21 20:19:56,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2021-10-21 20:19:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 122 states have (on average 1.4754098360655739) internal successors, (180), 124 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2021-10-21 20:19:56,283 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2021-10-21 20:19:56,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:56,284 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2021-10-21 20:19:56,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,284 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2021-10-21 20:19:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-21 20:19:56,286 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:56,286 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:56,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:19:56,287 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:56,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:56,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1368021057, now seen corresponding path program 1 times [2021-10-21 20:19:56,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:56,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017792956] [2021-10-21 20:19:56,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:56,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:56,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:56,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017792956] [2021-10-21 20:19:56,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017792956] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:56,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:56,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:19:56,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542740990] [2021-10-21 20:19:56,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:19:56,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:56,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:19:56,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:56,375 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:56,386 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2021-10-21 20:19:56,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:19:56,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 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 17 [2021-10-21 20:19:56,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:56,388 INFO L225 Difference]: With dead ends: 125 [2021-10-21 20:19:56,388 INFO L226 Difference]: Without dead ends: 51 [2021-10-21 20:19:56,389 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:56,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-21 20:19:56,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-21 20:19:56,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.46) internal successors, (73), 50 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2021-10-21 20:19:56,395 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2021-10-21 20:19:56,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:56,395 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2021-10-21 20:19:56,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-10-21 20:19:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-21 20:19:56,396 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:56,397 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:56,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:19:56,397 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:56,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:56,398 INFO L82 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2021-10-21 20:19:56,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:56,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835570394] [2021-10-21 20:19:56,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:56,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:56,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:56,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835570394] [2021-10-21 20:19:56,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835570394] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:56,517 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:56,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:19:56,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515104312] [2021-10-21 20:19:56,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:19:56,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:56,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:19:56,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:19:56,524 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:56,747 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2021-10-21 20:19:56,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:19:56,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2021-10-21 20:19:56,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:56,753 INFO L225 Difference]: With dead ends: 96 [2021-10-21 20:19:56,753 INFO L226 Difference]: Without dead ends: 51 [2021-10-21 20:19:56,754 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:19:56,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-21 20:19:56,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-21 20:19:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2021-10-21 20:19:56,759 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2021-10-21 20:19:56,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:56,760 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2021-10-21 20:19:56,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2021-10-21 20:19:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 20:19:56,761 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:56,761 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:56,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:19:56,762 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:56,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:56,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2021-10-21 20:19:56,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:56,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689104961] [2021-10-21 20:19:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:56,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:56,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:56,874 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689104961] [2021-10-21 20:19:56,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689104961] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:56,875 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:56,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:19:56,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120341982] [2021-10-21 20:19:56,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:19:56,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:56,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:19:56,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:56,877 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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) [2021-10-21 20:19:56,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:56,927 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2021-10-21 20:19:56,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:19:56,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 [2021-10-21 20:19:56,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:56,930 INFO L225 Difference]: With dead ends: 117 [2021-10-21 20:19:56,930 INFO L226 Difference]: Without dead ends: 72 [2021-10-21 20:19:56,930 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:56,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-21 20:19:56,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-21 20:19:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 69 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:56,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2021-10-21 20:19:56,939 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2021-10-21 20:19:56,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:56,939 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2021-10-21 20:19:56,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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) [2021-10-21 20:19:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2021-10-21 20:19:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-21 20:19:56,941 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:56,941 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:56,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:19:56,942 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:56,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:56,942 INFO L82 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2021-10-21 20:19:56,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:56,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206392735] [2021-10-21 20:19:56,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:56,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:57,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:57,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206392735] [2021-10-21 20:19:57,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206392735] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:57,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:57,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:19:57,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710556445] [2021-10-21 20:19:57,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:19:57,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:57,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:19:57,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:19:57,081 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:57,228 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2021-10-21 20:19:57,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 20:19:57,229 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 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 30 [2021-10-21 20:19:57,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:57,233 INFO L225 Difference]: With dead ends: 335 [2021-10-21 20:19:57,233 INFO L226 Difference]: Without dead ends: 271 [2021-10-21 20:19:57,235 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 20:19:57,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-10-21 20:19:57,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2021-10-21 20:19:57,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4094488188976377) internal successors, (179), 127 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2021-10-21 20:19:57,273 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2021-10-21 20:19:57,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:57,273 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2021-10-21 20:19:57,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2021-10-21 20:19:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-21 20:19:57,280 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:57,280 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:57,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:19:57,281 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:57,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:57,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2021-10-21 20:19:57,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:57,282 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104929261] [2021-10-21 20:19:57,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:57,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:57,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:57,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104929261] [2021-10-21 20:19:57,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104929261] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:57,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:57,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:19:57,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174022453] [2021-10-21 20:19:57,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:19:57,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:57,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:19:57,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:19:57,372 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:57,483 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2021-10-21 20:19:57,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 20:19:57,484 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 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 31 [2021-10-21 20:19:57,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:57,490 INFO L225 Difference]: With dead ends: 366 [2021-10-21 20:19:57,490 INFO L226 Difference]: Without dead ends: 364 [2021-10-21 20:19:57,491 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 29.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 20:19:57,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-21 20:19:57,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2021-10-21 20:19:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4015748031496063) internal successors, (178), 127 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2021-10-21 20:19:57,512 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2021-10-21 20:19:57,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:57,512 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2021-10-21 20:19:57,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2021-10-21 20:19:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:19:57,516 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:57,516 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:57,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:19:57,517 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:57,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:57,517 INFO L82 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2021-10-21 20:19:57,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:57,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304657797] [2021-10-21 20:19:57,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:57,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:57,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:57,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:57,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304657797] [2021-10-21 20:19:57,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304657797] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:57,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:57,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:19:57,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892150891] [2021-10-21 20:19:57,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:19:57,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:57,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:19:57,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:19:57,609 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:57,672 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2021-10-21 20:19:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:19:57,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 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 34 [2021-10-21 20:19:57,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:57,675 INFO L225 Difference]: With dead ends: 336 [2021-10-21 20:19:57,676 INFO L226 Difference]: Without dead ends: 214 [2021-10-21 20:19:57,678 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:19:57,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-10-21 20:19:57,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2021-10-21 20:19:57,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.3669064748201438) internal successors, (190), 139 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2021-10-21 20:19:57,727 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2021-10-21 20:19:57,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:57,727 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2021-10-21 20:19:57,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2021-10-21 20:19:57,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:19:57,729 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:57,729 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:57,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:19:57,730 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:57,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:57,730 INFO L82 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2021-10-21 20:19:57,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:57,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583946811] [2021-10-21 20:19:57,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:57,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:57,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:57,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:57,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583946811] [2021-10-21 20:19:57,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583946811] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:57,820 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:57,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-21 20:19:57,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013519754] [2021-10-21 20:19:57,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:19:57,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:57,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:19:57,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:19:57,822 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:57,905 INFO L93 Difference]: Finished difference Result 370 states and 498 transitions. [2021-10-21 20:19:57,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:19:57,905 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 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 34 [2021-10-21 20:19:57,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:57,907 INFO L225 Difference]: With dead ends: 370 [2021-10-21 20:19:57,908 INFO L226 Difference]: Without dead ends: 236 [2021-10-21 20:19:57,909 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 40.5ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-21 20:19:57,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-10-21 20:19:57,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 148. [2021-10-21 20:19:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 147 states have (on average 1.346938775510204) internal successors, (198), 147 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) [2021-10-21 20:19:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2021-10-21 20:19:57,927 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2021-10-21 20:19:57,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:57,927 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2021-10-21 20:19:57,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:57,928 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2021-10-21 20:19:57,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:19:57,931 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:57,931 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:57,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:19:57,932 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:57,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:57,932 INFO L82 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2021-10-21 20:19:57,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:57,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490624070] [2021-10-21 20:19:57,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:57,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:57,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:57,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490624070] [2021-10-21 20:19:57,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490624070] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:57,990 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:57,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:19:57,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352116347] [2021-10-21 20:19:57,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:19:57,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:57,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:19:57,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:57,993 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:58,036 INFO L93 Difference]: Finished difference Result 392 states and 530 transitions. [2021-10-21 20:19:58,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:19:58,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 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 34 [2021-10-21 20:19:58,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:58,038 INFO L225 Difference]: With dead ends: 392 [2021-10-21 20:19:58,038 INFO L226 Difference]: Without dead ends: 250 [2021-10-21 20:19:58,042 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:19:58,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-21 20:19:58,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 248. [2021-10-21 20:19:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3319838056680162) internal successors, (329), 247 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 329 transitions. [2021-10-21 20:19:58,072 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 329 transitions. Word has length 34 [2021-10-21 20:19:58,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:58,072 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 329 transitions. [2021-10-21 20:19:58,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,072 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 329 transitions. [2021-10-21 20:19:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 20:19:58,074 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:58,074 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:19:58,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:19:58,075 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:58,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:58,075 INFO L82 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2021-10-21 20:19:58,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:58,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735984624] [2021-10-21 20:19:58,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:58,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:19:58,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:58,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735984624] [2021-10-21 20:19:58,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735984624] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:58,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:58,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-21 20:19:58,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935358185] [2021-10-21 20:19:58,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-21 20:19:58,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:58,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-21 20:19:58,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:19:58,193 INFO L87 Difference]: Start difference. First operand 248 states and 329 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:58,836 INFO L93 Difference]: Finished difference Result 1084 states and 1406 transitions. [2021-10-21 20:19:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-21 20:19:58,836 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 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 35 [2021-10-21 20:19:58,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:58,841 INFO L225 Difference]: With dead ends: 1084 [2021-10-21 20:19:58,842 INFO L226 Difference]: Without dead ends: 842 [2021-10-21 20:19:58,843 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 198.6ms TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2021-10-21 20:19:58,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2021-10-21 20:19:58,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 248. [2021-10-21 20:19:58,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3076923076923077) internal successors, (323), 247 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 323 transitions. [2021-10-21 20:19:58,878 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 323 transitions. Word has length 35 [2021-10-21 20:19:58,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:58,879 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 323 transitions. [2021-10-21 20:19:58,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 323 transitions. [2021-10-21 20:19:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 20:19:58,880 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:19:58,880 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-21 20:19:58,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:19:58,881 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:19:58,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:19:58,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1790569150, now seen corresponding path program 1 times [2021-10-21 20:19:58,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:19:58,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853756909] [2021-10-21 20:19:58,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:19:58,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:19:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:19:58,961 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-21 20:19:58,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:19:58,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853756909] [2021-10-21 20:19:58,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853756909] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:19:58,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:19:58,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-21 20:19:58,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313675254] [2021-10-21 20:19:58,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-21 20:19:58,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:19:58,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-21 20:19:58,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:19:58,964 INFO L87 Difference]: Start difference. First operand 248 states and 323 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 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) [2021-10-21 20:19:59,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:19:59,308 INFO L93 Difference]: Finished difference Result 760 states and 979 transitions. [2021-10-21 20:19:59,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-21 20:19:59,309 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 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 54 [2021-10-21 20:19:59,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:19:59,309 INFO L225 Difference]: With dead ends: 760 [2021-10-21 20:19:59,309 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:19:59,311 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 131.9ms TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-10-21 20:19:59,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:19:59,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:19:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:19:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:19:59,312 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-10-21 20:19:59,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:19:59,312 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:19:59,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 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) [2021-10-21 20:19:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:19:59,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:19:59,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:19:59,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:19:59,316 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:19:59,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:19:59,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:19:59,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:19:59,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:00,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:20:03,520 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,520 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,520 INFO L857 garLoopResultBuilder]: For program point L796-1(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 741) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L796-2(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L796-3(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L796-4(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L796-5(lines 796 813) no Hoare annotation was computed. [2021-10-21 20:20:03,521 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 182) no Hoare annotation was computed. [2021-10-21 20:20:03,522 INFO L853 garLoopResultBuilder]: At program point L169-1(lines 1 950) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-21 20:20:03,522 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 182) no Hoare annotation was computed. [2021-10-21 20:20:03,522 INFO L853 garLoopResultBuilder]: At program point L169-3(lines 1 950) the Hoare annotation is: false [2021-10-21 20:20:03,522 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 182) no Hoare annotation was computed. [2021-10-21 20:20:03,523 INFO L853 garLoopResultBuilder]: At program point L169-5(lines 1 950) the Hoare annotation is: false [2021-10-21 20:20:03,523 INFO L853 garLoopResultBuilder]: At program point L764(lines 763 782) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,523 INFO L857 garLoopResultBuilder]: For program point L764-1(lines 764 770) no Hoare annotation was computed. [2021-10-21 20:20:03,523 INFO L853 garLoopResultBuilder]: At program point L764-2(lines 763 782) the Hoare annotation is: false [2021-10-21 20:20:03,523 INFO L853 garLoopResultBuilder]: At program point L764-3(lines 763 782) the Hoare annotation is: false [2021-10-21 20:20:03,523 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 764 770) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L800(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L800-1(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L800-2(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L701(lines 700 745) no Hoare annotation was computed. [2021-10-21 20:20:03,524 INFO L857 garLoopResultBuilder]: For program point L800-3(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L800-4(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L800-5(lines 800 808) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,525 INFO L857 garLoopResultBuilder]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-10-21 20:20:03,526 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 706) no Hoare annotation was computed. [2021-10-21 20:20:03,527 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-21 20:20:03,527 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 740) no Hoare annotation was computed. [2021-10-21 20:20:03,527 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 764 770) no Hoare annotation was computed. [2021-10-21 20:20:03,527 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,527 INFO L857 garLoopResultBuilder]: For program point L275(lines 275 282) no Hoare annotation was computed. [2021-10-21 20:20:03,528 INFO L860 garLoopResultBuilder]: At program point L275-1(lines 275 282) the Hoare annotation is: true [2021-10-21 20:20:03,528 INFO L853 garLoopResultBuilder]: At program point L771(lines 771 777) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)))) [2021-10-21 20:20:03,528 INFO L853 garLoopResultBuilder]: At program point L771-1(lines 771 777) the Hoare annotation is: false [2021-10-21 20:20:03,528 INFO L853 garLoopResultBuilder]: At program point L771-2(lines 771 777) the Hoare annotation is: false [2021-10-21 20:20:03,528 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-10-21 20:20:03,529 INFO L853 garLoopResultBuilder]: At program point L311(lines 1 950) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-21 20:20:03,530 INFO L857 garLoopResultBuilder]: For program point L941(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,530 INFO L857 garLoopResultBuilder]: For program point L941-2(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,530 INFO L857 garLoopResultBuilder]: For program point L941-3(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,530 INFO L857 garLoopResultBuilder]: For program point L941-5(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,530 INFO L857 garLoopResultBuilder]: For program point L941-6(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,531 INFO L857 garLoopResultBuilder]: For program point L710(lines 710 716) no Hoare annotation was computed. [2021-10-21 20:20:03,531 INFO L853 garLoopResultBuilder]: At program point L710-1(lines 710 716) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-21 20:20:03,531 INFO L857 garLoopResultBuilder]: For program point L941-8(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,531 INFO L857 garLoopResultBuilder]: For program point L941-9(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,531 INFO L857 garLoopResultBuilder]: For program point L941-11(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,531 INFO L857 garLoopResultBuilder]: For program point L941-12(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,532 INFO L857 garLoopResultBuilder]: For program point L941-14(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,532 INFO L857 garLoopResultBuilder]: For program point L941-15(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,532 INFO L857 garLoopResultBuilder]: For program point L941-17(lines 941 945) no Hoare annotation was computed. [2021-10-21 20:20:03,532 INFO L853 garLoopResultBuilder]: At program point L248(lines 244 250) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,532 INFO L853 garLoopResultBuilder]: At program point L746(lines 699 747) the Hoare annotation is: false [2021-10-21 20:20:03,532 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:20:03,533 INFO L860 garLoopResultBuilder]: At program point L284(lines 265 287) the Hoare annotation is: true [2021-10-21 20:20:03,533 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-21 20:20:03,533 INFO L853 garLoopResultBuilder]: At program point L319(lines 314 322) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,533 INFO L853 garLoopResultBuilder]: At program point L947(lines 932 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,534 INFO L853 garLoopResultBuilder]: At program point L947-1(lines 932 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,534 INFO L853 garLoopResultBuilder]: At program point L947-2(lines 932 950) the Hoare annotation is: false [2021-10-21 20:20:03,534 INFO L853 garLoopResultBuilder]: At program point L947-3(lines 932 950) the Hoare annotation is: false [2021-10-21 20:20:03,534 INFO L853 garLoopResultBuilder]: At program point L947-4(lines 932 950) the Hoare annotation is: false [2021-10-21 20:20:03,534 INFO L853 garLoopResultBuilder]: At program point L947-5(lines 932 950) the Hoare annotation is: false [2021-10-21 20:20:03,534 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,535 INFO L857 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,535 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,535 INFO L853 garLoopResultBuilder]: At program point L883(lines 876 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse1) .cse2 (not .cse3) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2021-10-21 20:20:03,535 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 876 886) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,535 INFO L853 garLoopResultBuilder]: At program point L883-2(lines 876 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-3(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-4(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-5(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-6(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-7(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,536 INFO L853 garLoopResultBuilder]: At program point L883-8(lines 876 886) the Hoare annotation is: false [2021-10-21 20:20:03,537 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:20:03,537 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 726) no Hoare annotation was computed. [2021-10-21 20:20:03,537 INFO L853 garLoopResultBuilder]: At program point L720-1(lines 720 726) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,537 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:20:03,537 INFO L857 garLoopResultBuilder]: For program point L822(lines 822 839) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L822-1(lines 822 839) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L822-2(lines 822 839) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-21 20:20:03,538 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point L858-4(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point L858-6(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,539 INFO L857 garLoopResultBuilder]: For program point L858-8(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,540 INFO L857 garLoopResultBuilder]: For program point L858-10(lines 858 864) no Hoare annotation was computed. [2021-10-21 20:20:03,540 INFO L853 garLoopResultBuilder]: At program point L892(lines 887 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))) [2021-10-21 20:20:03,540 INFO L853 garLoopResultBuilder]: At program point L892-1(lines 887 895) the Hoare annotation is: false [2021-10-21 20:20:03,540 INFO L857 garLoopResultBuilder]: For program point L826(lines 826 834) no Hoare annotation was computed. [2021-10-21 20:20:03,540 INFO L853 garLoopResultBuilder]: At program point L892-2(lines 887 895) the Hoare annotation is: false [2021-10-21 20:20:03,540 INFO L857 garLoopResultBuilder]: For program point L826-1(lines 826 834) no Hoare annotation was computed. [2021-10-21 20:20:03,541 INFO L857 garLoopResultBuilder]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2021-10-21 20:20:03,541 INFO L853 garLoopResultBuilder]: At program point L199-2(lines 199 213) the Hoare annotation is: false [2021-10-21 20:20:03,541 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse3 (not .cse2) .cse4 .cse5))) [2021-10-21 20:20:03,541 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-21 20:20:03,541 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-21 20:20:03,542 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~tmp~1 1) .cse4) (and .cse0 (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (not .cse1) .cse3 (not .cse2) .cse4))) [2021-10-21 20:20:03,542 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,542 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,542 INFO L853 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,542 INFO L853 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,543 INFO L853 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,543 INFO L853 garLoopResultBuilder]: At program point L100-9(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,543 INFO L853 garLoopResultBuilder]: At program point L100-10(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,543 INFO L853 garLoopResultBuilder]: At program point L100-11(lines 95 103) the Hoare annotation is: false [2021-10-21 20:20:03,543 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-21 20:20:03,548 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:20:03,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:20:03 BoogieIcfgContainer [2021-10-21 20:20:03,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:20:03,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:20:03,574 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:20:03,574 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:20:03,574 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:19:55" (3/4) ... [2021-10-21 20:20:03,577 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:20:03,599 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:20:03,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:20:03,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:20:03,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:20:03,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:20:03,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:20:03,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:20:03,632 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 [2021-10-21 20:20:03,632 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,632 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-21 20:20:03,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-21 20:20:03,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-21 20:20:03,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) [2021-10-21 20:20:03,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) [2021-10-21 20:20:03,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-21 20:20:03,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) [2021-10-21 20:20:03,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-21 20:20:03,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-21 20:20:03,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-21 20:20:03,698 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:20:03,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:20:03,700 INFO L168 Benchmark]: Toolchain (without parser) took 9820.74 ms. Allocated memory was 113.2 MB in the beginning and 192.9 MB in the end (delta: 79.7 MB). Free memory was 81.7 MB in the beginning and 133.0 MB in the end (delta: -51.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,700 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 113.2 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:20:03,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.12 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 81.3 MB in the beginning and 110.2 MB in the end (delta: -28.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.84 ms. Allocated memory is still 144.7 MB. Free memory was 110.2 MB in the beginning and 106.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,701 INFO L168 Benchmark]: Boogie Preprocessor took 51.99 ms. Allocated memory is still 144.7 MB. Free memory was 106.1 MB in the beginning and 103.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,702 INFO L168 Benchmark]: RCFGBuilder took 1077.79 ms. Allocated memory is still 144.7 MB. Free memory was 103.4 MB in the beginning and 115.3 MB in the end (delta: -11.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,702 INFO L168 Benchmark]: TraceAbstraction took 7925.81 ms. Allocated memory was 144.7 MB in the beginning and 192.9 MB in the end (delta: 48.2 MB). Free memory was 115.3 MB in the beginning and 145.6 MB in the end (delta: -30.3 MB). Peak memory consumption was 116.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,702 INFO L168 Benchmark]: Witness Printer took 124.53 ms. Allocated memory is still 192.9 MB. Free memory was 145.6 MB in the beginning and 133.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:20:03,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 113.2 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 533.12 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 81.3 MB in the beginning and 110.2 MB in the end (delta: -28.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.84 ms. Allocated memory is still 144.7 MB. Free memory was 110.2 MB in the beginning and 106.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.99 ms. Allocated memory is still 144.7 MB. Free memory was 106.1 MB in the beginning and 103.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1077.79 ms. Allocated memory is still 144.7 MB. Free memory was 103.4 MB in the beginning and 115.3 MB in the end (delta: -11.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7925.81 ms. Allocated memory was 144.7 MB in the beginning and 192.9 MB in the end (delta: 48.2 MB). Free memory was 115.3 MB in the beginning and 145.6 MB in the end (delta: -30.3 MB). Peak memory consumption was 116.4 MB. Max. memory is 16.1 GB. * Witness Printer took 124.53 ms. Allocated memory is still 192.9 MB. Free memory was 145.6 MB in the beginning and 133.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: 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, 129 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7838.1ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 30.5ms, AutomataDifference: 1882.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4203.3ms, InitialAbstractionConstructionTime: 13.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1289 SDtfs, 2159 SDslu, 2266 SDs, 0 SdLazy, 383 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 769.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 503.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=9, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 249.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 1139 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 241 NumberOfFragments, 643 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1505711 FormulaSimplificationTreeSizeReduction, 1435.0ms HoareSimplificationTime, 54 FomulaSimplificationsInter, 136238 FormulaSimplificationTreeSizeReductionInter, 2748.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 68.2ms SsaConstructionTime, 378.5ms SatisfiabilityAnalysisTime, 717.9ms InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:20:03,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_194fea35-8877-46cb-9ae8-6a91e2248398/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...