./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3a4aa0a64a11d3b7b81c5ee8a5dcc493ccc0b2960eb3b0afebe24ff9bf9af68 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:46,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:46,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:47,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:47,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:47,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:47,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:47,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:47,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:47,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:47,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:47,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:47,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:47,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:47,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:47,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:47,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:47,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:47,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:47,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:47,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:47,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:47,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:47,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:47,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:47,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:47,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:47,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:47,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:47,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:47,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:47,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:47,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:47,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:47,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:47,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:47,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:47,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:47,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:47,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:47,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:47,132 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:00:47,188 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:47,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:47,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:47,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:47,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:47,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:47,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:47,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:47,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:00:47,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:47,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:47,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:47,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:47,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:47,195 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:47,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:47,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:47,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:47,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:47,197 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:47,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:47,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:47,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:47,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:47,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:47,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:00:47,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:00:47,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:47,199 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_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3a4aa0a64a11d3b7b81c5ee8a5dcc493ccc0b2960eb3b0afebe24ff9bf9af68 [2021-11-23 01:00:47,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:47,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:47,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:47,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:47,720 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:47,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2021-11-23 01:00:47,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/data/b22dd6ce1/84e5ab047d714df9a52a640a537b2024/FLAGea7678ae5 [2021-11-23 01:00:48,618 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:48,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c [2021-11-23 01:00:48,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/data/b22dd6ce1/84e5ab047d714df9a52a640a537b2024/FLAGea7678ae5 [2021-11-23 01:00:48,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/data/b22dd6ce1/84e5ab047d714df9a52a640a537b2024 [2021-11-23 01:00:48,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:48,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:48,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:48,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:48,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:48,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553ad884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48, skipping insertion in model container [2021-11-23 01:00:48,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:48,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:49,242 WARN L230 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_32d2ab31-67b8-40ed-ba02-9e66e1743ded/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c[4901,4914] [2021-11-23 01:00:49,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:49,348 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:49,383 WARN L230 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_32d2ab31-67b8-40ed-ba02-9e66e1743ded/sv-benchmarks/c/product-lines/minepump_spec1_product15.cil.c[4901,4914] [2021-11-23 01:00:49,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:49,521 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:49,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49 WrapperNode [2021-11-23 01:00:49,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:49,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:49,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:49,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:49,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,608 INFO L137 Inliner]: procedures = 52, calls = 152, calls flagged for inlining = 18, calls inlined = 14, statements flattened = 195 [2021-11-23 01:00:49,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:49,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:49,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:49,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:49,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:49,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:49,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:49,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:49,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:49" (1/1) ... [2021-11-23 01:00:49,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:49,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:49,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:49,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:00:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:00:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:00:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:00:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:00:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:00:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:00:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:00:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 01:00:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 01:00:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-11-23 01:00:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-11-23 01:00:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:00:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:00:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:00:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:00:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:00:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:49,922 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:49,924 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:50,214 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:50,268 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:50,269 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:00:50,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:50 BoogieIcfgContainer [2021-11-23 01:00:50,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:50,273 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:50,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:50,284 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:50,284 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:50" (1/1) ... [2021-11-23 01:00:50,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:00:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2021-11-23 01:00:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2021-11-23 01:00:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:00:50,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2021-11-23 01:00:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2021-11-23 01:00:50,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:00:50,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2021-11-23 01:00:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2021-11-23 01:00:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:00:50,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2021-11-23 01:00:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2021-11-23 01:00:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:00:51,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2021-11-23 01:00:51,183 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2021-11-23 01:00:51,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:51,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2021-11-23 01:00:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2021-11-23 01:00:51,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:00:51,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 93 states and 137 transitions. [2021-11-23 01:00:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 137 transitions. [2021-11-23 01:00:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:51,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2021-11-23 01:00:52,008 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2021-11-23 01:00:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:52,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 100 states and 152 transitions. [2021-11-23 01:00:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2021-11-23 01:00:52,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:00:52,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2021-11-23 01:00:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2021-11-23 01:00:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:00:52,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 119 states and 188 transitions. [2021-11-23 01:00:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2021-11-23 01:00:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:00:53,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 123 states and 194 transitions. [2021-11-23 01:00:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2021-11-23 01:00:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:00:53,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:53,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 204 transitions. [2021-11-23 01:00:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2021-11-23 01:00:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:00:53,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 205 transitions. [2021-11-23 01:00:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2021-11-23 01:00:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:00:53,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 213 transitions. [2021-11-23 01:00:53,962 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 213 transitions. [2021-11-23 01:00:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:00:53,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 143 states and 232 transitions. [2021-11-23 01:00:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 232 transitions. [2021-11-23 01:00:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:00:54,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 144 states and 233 transitions. [2021-11-23 01:00:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2021-11-23 01:00:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:00:54,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 234 transitions. [2021-11-23 01:00:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 234 transitions. [2021-11-23 01:00:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:00:54,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 239 transitions. [2021-11-23 01:00:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 239 transitions. [2021-11-23 01:00:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:00:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:00:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 155 states and 251 transitions. [2021-11-23 01:00:55,844 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 251 transitions. [2021-11-23 01:00:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:00:55,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:00:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 156 states and 251 transitions. [2021-11-23 01:00:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 251 transitions. [2021-11-23 01:00:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:00:55,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:56,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 163 states and 267 transitions. [2021-11-23 01:00:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 267 transitions. [2021-11-23 01:00:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:00:56,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 268 transitions. [2021-11-23 01:00:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 268 transitions. [2021-11-23 01:00:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:00:56,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:00:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 165 states and 269 transitions. [2021-11-23 01:00:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-23 01:00:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:00:56,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:00:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 181 states and 304 transitions. [2021-11-23 01:00:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 304 transitions. [2021-11-23 01:00:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:00:58,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:00:58,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 182 states and 304 transitions. [2021-11-23 01:00:58,825 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 304 transitions. [2021-11-23 01:00:58,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:00:58,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,908 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:01:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 192 states and 323 transitions. [2021-11-23 01:01:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 323 transitions. [2021-11-23 01:01:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:01:00,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:01:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 193 states and 324 transitions. [2021-11-23 01:01:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 324 transitions. [2021-11-23 01:01:00,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:01:00,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:01:00,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 196 states and 328 transitions. [2021-11-23 01:01:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 328 transitions. [2021-11-23 01:01:00,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:01:00,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:01:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 197 states and 329 transitions. [2021-11-23 01:01:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 329 transitions. [2021-11-23 01:01:00,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:01:00,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:01:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 198 states and 329 transitions. [2021-11-23 01:01:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 329 transitions. [2021-11-23 01:01:01,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:01:01,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:01:01,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 204 states and 337 transitions. [2021-11-23 01:01:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 337 transitions. [2021-11-23 01:01:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:01:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:01:01,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 205 states and 338 transitions. [2021-11-23 01:01:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 338 transitions. [2021-11-23 01:01:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:01:01,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,939 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:01:02,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 210 states and 347 transitions. [2021-11-23 01:01:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 347 transitions. [2021-11-23 01:01:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:01:02,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,142 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:01:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 211 states and 347 transitions. [2021-11-23 01:01:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 347 transitions. [2021-11-23 01:01:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:01:02,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,235 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:01:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 212 states and 348 transitions. [2021-11-23 01:01:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 348 transitions. [2021-11-23 01:01:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:01:02,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:01:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 213 states and 351 transitions. [2021-11-23 01:01:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 351 transitions. [2021-11-23 01:01:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:01:02,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,668 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:01:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 215 states and 354 transitions. [2021-11-23 01:01:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 354 transitions. [2021-11-23 01:01:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:01:02,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,730 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:01:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 216 states and 354 transitions. [2021-11-23 01:01:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 354 transitions. [2021-11-23 01:01:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:01:02,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,786 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:01:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 219 states and 358 transitions. [2021-11-23 01:01:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 358 transitions. [2021-11-23 01:01:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:01:02,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:01:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 220 states and 359 transitions. [2021-11-23 01:01:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 359 transitions. [2021-11-23 01:01:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:01:02,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,937 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:01:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 223 states and 364 transitions. [2021-11-23 01:01:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 364 transitions. [2021-11-23 01:01:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:01:02,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:01:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 224 states and 365 transitions. [2021-11-23 01:01:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 365 transitions. [2021-11-23 01:01:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:01:03,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:01:03,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 84 states and 112 transitions. [2021-11-23 01:01:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2021-11-23 01:01:03,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:01:03,117 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2021-11-23 01:01:03,135 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:01:03,407 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,412 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,412 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-23 01:01:03,417 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,418 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,418 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,419 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:01:03,420 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,421 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:01:03,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:01:03 ImpRootNode [2021-11-23 01:01:03,421 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:01:03,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:01:03,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:01:03,422 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:01:03,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:50" (3/4) ... [2021-11-23 01:01:03,427 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:01:03,434 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 01:01:03,434 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:01:03,434 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:01:03,434 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:01:03,434 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:01:03,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:01:03,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-11-23 01:01:03,435 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-11-23 01:01:03,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2021-11-23 01:01:03,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 01:01:03,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 01:01:03,448 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:01:03,448 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:01:03,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:01:03,449 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:01:03,482 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2021-11-23 01:01:03,527 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:01:03,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:01:03,528 INFO L158 Benchmark]: Toolchain (without parser) took 14661.75ms. Allocated memory was 94.4MB in the beginning and 174.1MB in the end (delta: 79.7MB). Free memory was 53.3MB in the beginning and 94.4MB in the end (delta: -41.1MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,529 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 70.3MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:01:03,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.12ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 62.8MB in the end (delta: -9.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.71ms. Allocated memory is still 94.4MB. Free memory was 62.8MB in the beginning and 60.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,535 INFO L158 Benchmark]: Boogie Preprocessor took 40.44ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 59.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:01:03,536 INFO L158 Benchmark]: RCFGBuilder took 621.31ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 40.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,536 INFO L158 Benchmark]: CodeCheck took 13148.36ms. Allocated memory was 94.4MB in the beginning and 174.1MB in the end (delta: 79.7MB). Free memory was 40.7MB in the beginning and 99.6MB in the end (delta: -58.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,536 INFO L158 Benchmark]: Witness Printer took 105.69ms. Allocated memory is still 174.1MB. Free memory was 99.6MB in the beginning and 94.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15833 SdHoareTripleChecker+Valid, 29.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8744 mSDsluCounter, 18465 SdHoareTripleChecker+Invalid, 23.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14610 mSDsCounter, 4710 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15997 IncrementalHoareTripleChecker+Invalid, 20707 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4710 mSolverCounterUnsat, 4437 mSDtfsCounter, 15997 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17134 GetRequests, 16922 SyntacticMatches, 6 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17472 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1836 NumberOfCodeBlocks, 1836 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1793 ConstructedInterpolants, 0 QuantifiedInterpolants, 3652 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 37 PerfectInterpolantSequences, 685/718 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 305]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 70.3MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.12ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 62.8MB in the end (delta: -9.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.71ms. Allocated memory is still 94.4MB. Free memory was 62.8MB in the beginning and 60.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.44ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 59.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 621.31ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 40.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13148.36ms. Allocated memory was 94.4MB in the beginning and 174.1MB in the end (delta: 79.7MB). Free memory was 40.7MB in the beginning and 99.6MB in the end (delta: -58.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Witness Printer took 105.69ms. Allocated memory is still 174.1MB. Free memory was 99.6MB in the beginning and 94.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:01:03,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d2ab31-67b8-40ed-ba02-9e66e1743ded/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE