./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt --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 b851c52b7518c206973c66938f52b25161fa3714 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:39:24,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:39:24,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:39:24,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:39:24,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:39:24,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:39:24,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:39:24,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:39:24,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:39:24,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:39:24,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:39:24,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:39:24,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:39:24,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:39:24,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:39:24,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:39:24,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:39:24,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:39:24,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:39:24,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:39:24,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:39:24,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:39:24,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:39:24,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:39:24,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:39:24,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:39:24,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:39:24,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:39:24,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:39:24,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:39:24,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:39:24,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:39:24,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:39:24,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:39:24,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:39:24,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:39:24,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:39:24,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:39:24,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:39:24,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:39:24,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:39:24,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:39:24,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:39:24,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:39:24,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:39:24,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:39:24,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:39:24,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:39:24,518 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:39:24,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:39:24,518 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:39:24,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:39:24,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:39:24,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:39:24,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:39:24,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:39:24,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:39:24,520 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:39:24,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:39:24,520 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:39:24,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:39:24,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:39:24,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:39:24,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:39:24,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:24,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:39:24,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:39:24,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:39:24,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:39:24,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:39:24,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:39:24,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:39:24,523 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_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b851c52b7518c206973c66938f52b25161fa3714 [2021-10-13 00:39:24,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:39:24,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:39:24,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:39:24,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:39:24,962 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:39:24,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c [2021-10-13 00:39:25,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/data/d0bd115ad/26ec27c6b1e44d5f807ed5ab04e612c0/FLAG6a924285d [2021-10-13 00:39:25,709 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:39:25,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c [2021-10-13 00:39:25,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/data/d0bd115ad/26ec27c6b1e44d5f807ed5ab04e612c0/FLAG6a924285d [2021-10-13 00:39:25,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/data/d0bd115ad/26ec27c6b1e44d5f807ed5ab04e612c0 [2021-10-13 00:39:25,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:39:25,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:39:25,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:25,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:39:25,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:39:25,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:25" (1/1) ... [2021-10-13 00:39:25,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3c1596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:25, skipping insertion in model container [2021-10-13 00:39:25,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:25" (1/1) ... [2021-10-13 00:39:26,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:39:26,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:39:26,379 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_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c[1817,1830] [2021-10-13 00:39:26,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:26,528 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:39:26,560 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_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/sv-benchmarks/c/product-lines/minepump_spec5_product25.cil.c[1817,1830] [2021-10-13 00:39:26,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:26,739 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:39:26,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26 WrapperNode [2021-10-13 00:39:26,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:26,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:26,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:39:26,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:39:26,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:26,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:39:26,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:39:26,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:39:26,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:39:26,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:39:26,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:39:26,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:39:26,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (1/1) ... [2021-10-13 00:39:26,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:26,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:26,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:26,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:39:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:39:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:39:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:39:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:39:28,156 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:39:28,157 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-10-13 00:39:28,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:28 BoogieIcfgContainer [2021-10-13 00:39:28,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:39:28,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:39:28,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:39:28,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:39:28,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:39:25" (1/3) ... [2021-10-13 00:39:28,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417a037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:28, skipping insertion in model container [2021-10-13 00:39:28,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:26" (2/3) ... [2021-10-13 00:39:28,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@417a037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:28, skipping insertion in model container [2021-10-13 00:39:28,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:28" (3/3) ... [2021-10-13 00:39:28,176 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product25.cil.c [2021-10-13 00:39:28,186 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:39:28,187 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:39:28,237 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:39:28,245 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 00:39:28,246 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:39:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:39:28,275 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:28,275 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:28,276 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:28,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:28,283 INFO L82 PathProgramCache]: Analyzing trace with hash 316418978, now seen corresponding path program 1 times [2021-10-13 00:39:28,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:28,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082166423] [2021-10-13 00:39:28,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:28,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:28,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:28,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082166423] [2021-10-13 00:39:28,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082166423] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:28,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:28,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:28,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820147162] [2021-10-13 00:39:28,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:39:28,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:28,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:39:28,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:39:28,778 INFO L87 Difference]: Start difference. First operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:28,840 INFO L93 Difference]: Finished difference Result 161 states and 238 transitions. [2021-10-13 00:39:28,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:39:28,842 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 00:39:28,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:28,855 INFO L225 Difference]: With dead ends: 161 [2021-10-13 00:39:28,855 INFO L226 Difference]: Without dead ends: 80 [2021-10-13 00:39:28,860 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 [2021-10-13 00:39:28,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-10-13 00:39:28,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-10-13 00:39:28,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 79 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 111 transitions. [2021-10-13 00:39:28,955 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 111 transitions. Word has length 19 [2021-10-13 00:39:28,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:28,956 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 111 transitions. [2021-10-13 00:39:28,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:28,958 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-10-13 00:39:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 00:39:28,960 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:28,960 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] [2021-10-13 00:39:28,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:39:28,962 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:28,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:28,965 INFO L82 PathProgramCache]: Analyzing trace with hash 2122438531, now seen corresponding path program 1 times [2021-10-13 00:39:28,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:28,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307524861] [2021-10-13 00:39:28,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:28,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:29,125 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:29,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307524861] [2021-10-13 00:39:29,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307524861] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:29,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:29,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:29,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115242373] [2021-10-13 00:39:29,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:29,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:29,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:29,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:29,131 INFO L87 Difference]: Start difference. First operand 80 states and 111 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:29,152 INFO L93 Difference]: Finished difference Result 80 states and 111 transitions. [2021-10-13 00:39:29,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:29,153 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-10-13 00:39:29,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:29,156 INFO L225 Difference]: With dead ends: 80 [2021-10-13 00:39:29,156 INFO L226 Difference]: Without dead ends: 37 [2021-10-13 00:39:29,158 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:29,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-13 00:39:29,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-13 00:39:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-10-13 00:39:29,174 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-10-13 00:39:29,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:29,175 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-10-13 00:39:29,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-13 00:39:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 00:39:29,177 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:29,177 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] [2021-10-13 00:39:29,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:39:29,178 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:29,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:29,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1747771672, now seen corresponding path program 1 times [2021-10-13 00:39:29,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:29,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971534006] [2021-10-13 00:39:29,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:29,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:29,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:29,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:29,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971534006] [2021-10-13 00:39:29,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971534006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:29,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:29,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:29,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349918339] [2021-10-13 00:39:29,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:29,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:29,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:29,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:29,356 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:29,370 INFO L93 Difference]: Finished difference Result 67 states and 95 transitions. [2021-10-13 00:39:29,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:29,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 00:39:29,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:29,374 INFO L225 Difference]: With dead ends: 67 [2021-10-13 00:39:29,374 INFO L226 Difference]: Without dead ends: 37 [2021-10-13 00:39:29,376 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:29,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-13 00:39:29,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-13 00:39:29,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 36 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) [2021-10-13 00:39:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2021-10-13 00:39:29,389 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 50 transitions. Word has length 26 [2021-10-13 00:39:29,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:29,391 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-10-13 00:39:29,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-10-13 00:39:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 00:39:29,393 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:29,394 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] [2021-10-13 00:39:29,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:39:29,394 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:29,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:29,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1954685637, now seen corresponding path program 1 times [2021-10-13 00:39:29,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:29,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079024707] [2021-10-13 00:39:29,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:29,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:29,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:29,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079024707] [2021-10-13 00:39:29,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079024707] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:29,554 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:29,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:39:29,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545904805] [2021-10-13 00:39:29,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:39:29,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:29,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:39:29,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:39:29,556 INFO L87 Difference]: Start difference. First operand 37 states and 50 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:29,640 INFO L93 Difference]: Finished difference Result 87 states and 124 transitions. [2021-10-13 00:39:29,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:39:29,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 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 27 [2021-10-13 00:39:29,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:29,643 INFO L225 Difference]: With dead ends: 87 [2021-10-13 00:39:29,643 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:39:29,645 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:39:29,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:39:29,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:39:29,646 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) [2021-10-13 00:39:29,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:39:29,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-13 00:39:29,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:29,647 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:39:29,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:29,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:39:29,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:39:29,651 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:39:29,652 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:39:29,654 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:39:29,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:39:29,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:39:29,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:39:29,908 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 933) no Hoare annotation was computed. [2021-10-13 00:39:29,909 INFO L857 garLoopResultBuilder]: For program point L927-2(lines 927 933) no Hoare annotation was computed. [2021-10-13 00:39:29,909 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 327) no Hoare annotation was computed. [2021-10-13 00:39:29,909 INFO L857 garLoopResultBuilder]: For program point L927-4(lines 927 933) no Hoare annotation was computed. [2021-10-13 00:39:29,909 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,910 INFO L853 garLoopResultBuilder]: At program point L911(lines 110 116) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,911 INFO L853 garLoopResultBuilder]: At program point L911-1(lines 110 116) the Hoare annotation is: false [2021-10-13 00:39:29,911 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 110 116) the Hoare annotation is: false [2021-10-13 00:39:29,911 INFO L853 garLoopResultBuilder]: At program point L515(lines 510 518) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,911 INFO L853 garLoopResultBuilder]: At program point L515-1(lines 510 518) the Hoare annotation is: false [2021-10-13 00:39:29,912 INFO L853 garLoopResultBuilder]: At program point L515-2(lines 510 518) the Hoare annotation is: false [2021-10-13 00:39:29,912 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:39:29,912 INFO L853 garLoopResultBuilder]: At program point L400(lines 396 402) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,913 INFO L853 garLoopResultBuilder]: At program point L268(lines 253 271) the Hoare annotation is: false [2021-10-13 00:39:29,913 INFO L853 garLoopResultBuilder]: At program point L268-1(lines 253 271) the Hoare annotation is: false [2021-10-13 00:39:29,919 INFO L853 garLoopResultBuilder]: At program point L268-2(lines 253 271) the Hoare annotation is: false [2021-10-13 00:39:29,919 INFO L860 garLoopResultBuilder]: At program point L434(lines 415 437) the Hoare annotation is: true [2021-10-13 00:39:29,920 INFO L853 garLoopResultBuilder]: At program point L352-2(lines 352 366) the Hoare annotation is: false [2021-10-13 00:39:29,920 INFO L857 garLoopResultBuilder]: For program point L353(line 353) no Hoare annotation was computed. [2021-10-13 00:39:29,921 INFO L857 garLoopResultBuilder]: For program point L287(lines 286 331) no Hoare annotation was computed. [2021-10-13 00:39:29,925 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 292) no Hoare annotation was computed. [2021-10-13 00:39:29,926 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-10-13 00:39:29,926 INFO L857 garLoopResultBuilder]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-10-13 00:39:29,926 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:39:29,926 INFO L857 garLoopResultBuilder]: For program point L322-2(lines 316 327) no Hoare annotation was computed. [2021-10-13 00:39:29,927 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 312) no Hoare annotation was computed. [2021-10-13 00:39:29,927 INFO L853 garLoopResultBuilder]: At program point L306-1(lines 306 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,927 INFO L853 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,927 INFO L853 garLoopResultBuilder]: At program point L901(lines 896 903) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,928 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-13 00:39:29,928 INFO L857 garLoopResultBuilder]: For program point L356-1(lines 356 360) no Hoare annotation was computed. [2021-10-13 00:39:29,928 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,928 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 159) no Hoare annotation was computed. [2021-10-13 00:39:29,929 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 142 159) no Hoare annotation was computed. [2021-10-13 00:39:29,929 INFO L857 garLoopResultBuilder]: For program point L142-2(lines 142 159) no Hoare annotation was computed. [2021-10-13 00:39:29,929 INFO L853 garLoopResultBuilder]: At program point L110(lines 106 128) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,929 INFO L853 garLoopResultBuilder]: At program point L110-1(lines 106 128) the Hoare annotation is: false [2021-10-13 00:39:29,930 INFO L853 garLoopResultBuilder]: At program point L110-2(lines 106 128) the Hoare annotation is: false [2021-10-13 00:39:29,930 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:39:29,930 INFO L853 garLoopResultBuilder]: At program point L524(lines 519 527) the Hoare annotation is: false [2021-10-13 00:39:29,930 INFO L853 garLoopResultBuilder]: At program point L524-1(lines 519 527) the Hoare annotation is: false [2021-10-13 00:39:29,931 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-10-13 00:39:29,931 INFO L853 garLoopResultBuilder]: At program point L524-2(lines 519 527) the Hoare annotation is: false [2021-10-13 00:39:29,931 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 432) no Hoare annotation was computed. [2021-10-13 00:39:29,931 INFO L860 garLoopResultBuilder]: At program point L425-1(lines 425 432) the Hoare annotation is: true [2021-10-13 00:39:29,931 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 939) no Hoare annotation was computed. [2021-10-13 00:39:29,932 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 1 942) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,932 INFO L857 garLoopResultBuilder]: For program point L922-2(lines 922 939) no Hoare annotation was computed. [2021-10-13 00:39:29,932 INFO L853 garLoopResultBuilder]: At program point L922-3(lines 1 942) the Hoare annotation is: false [2021-10-13 00:39:29,932 INFO L857 garLoopResultBuilder]: For program point L922-4(lines 922 939) no Hoare annotation was computed. [2021-10-13 00:39:29,933 INFO L853 garLoopResultBuilder]: At program point L922-5(lines 1 942) the Hoare annotation is: false [2021-10-13 00:39:29,933 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 154) no Hoare annotation was computed. [2021-10-13 00:39:29,933 INFO L857 garLoopResultBuilder]: For program point L146-1(lines 146 154) no Hoare annotation was computed. [2021-10-13 00:39:29,933 INFO L857 garLoopResultBuilder]: For program point L146-2(lines 146 154) no Hoare annotation was computed. [2021-10-13 00:39:29,933 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,934 INFO L857 garLoopResultBuilder]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,940 INFO L857 garLoopResultBuilder]: For program point L262-3(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,941 INFO L857 garLoopResultBuilder]: For program point L262-5(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,941 INFO L857 garLoopResultBuilder]: For program point L262-6(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,941 INFO L857 garLoopResultBuilder]: For program point L262-8(lines 262 266) no Hoare annotation was computed. [2021-10-13 00:39:29,942 INFO L853 garLoopResultBuilder]: At program point L213(lines 208 216) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,942 INFO L853 garLoopResultBuilder]: At program point L213-1(lines 208 216) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,943 INFO L853 garLoopResultBuilder]: At program point L213-2(lines 208 216) the Hoare annotation is: false [2021-10-13 00:39:29,943 INFO L853 garLoopResultBuilder]: At program point L213-3(lines 208 216) the Hoare annotation is: false [2021-10-13 00:39:29,946 INFO L853 garLoopResultBuilder]: At program point L213-4(lines 208 216) the Hoare annotation is: false [2021-10-13 00:39:29,946 INFO L853 garLoopResultBuilder]: At program point L213-5(lines 208 216) the Hoare annotation is: false [2021-10-13 00:39:29,946 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 302) no Hoare annotation was computed. [2021-10-13 00:39:29,947 INFO L853 garLoopResultBuilder]: At program point L296-1(lines 296 302) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,947 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:39:29,947 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,947 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-10-13 00:39:29,948 INFO L857 garLoopResultBuilder]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2021-10-13 00:39:29,948 INFO L857 garLoopResultBuilder]: For program point L446-6(lines 446 450) no Hoare annotation was computed. [2021-10-13 00:39:29,948 INFO L853 garLoopResultBuilder]: At program point L67(lines 1 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,948 INFO L857 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2021-10-13 00:39:29,949 INFO L857 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2021-10-13 00:39:29,949 INFO L857 garLoopResultBuilder]: For program point L926-4(lines 926 936) no Hoare annotation was computed. [2021-10-13 00:39:29,949 INFO L853 garLoopResultBuilder]: At program point L117(lines 117 123) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 00:39:29,949 INFO L857 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,950 INFO L853 garLoopResultBuilder]: At program point L117-1(lines 117 123) the Hoare annotation is: false [2021-10-13 00:39:29,950 INFO L857 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,951 INFO L853 garLoopResultBuilder]: At program point L117-2(lines 117 123) the Hoare annotation is: false [2021-10-13 00:39:29,951 INFO L857 garLoopResultBuilder]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-10-13 00:39:29,951 INFO L853 garLoopResultBuilder]: At program point L332(lines 285 333) the Hoare annotation is: false [2021-10-13 00:39:29,957 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:39:29,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:39:29 BoogieIcfgContainer [2021-10-13 00:39:29,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:39:29,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:39:29,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:39:29,988 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:39:29,988 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:28" (3/4) ... [2021-10-13 00:39:29,993 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:39:30,013 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:39:30,014 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:39:30,015 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:39:30,016 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:39:30,018 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:39:30,019 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:39:30,020 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:39:30,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,054 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,054 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,055 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 00:39:30,112 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:39:30,112 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:39:30,114 INFO L168 Benchmark]: Toolchain (without parser) took 4137.45 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 59.2 MB in the beginning and 87.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,115 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 76.3 MB in the beginning and 76.2 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:39:30,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.74 ms. Allocated memory is still 94.4 MB. Free memory was 58.9 MB in the beginning and 64.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.60 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 60.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,116 INFO L168 Benchmark]: Boogie Preprocessor took 44.93 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 58.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,117 INFO L168 Benchmark]: RCFGBuilder took 1251.74 ms. Allocated memory is still 94.4 MB. Free memory was 58.6 MB in the beginning and 54.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,118 INFO L168 Benchmark]: TraceAbstraction took 1820.66 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.3 MB in the beginning and 94.6 MB in the end (delta: -40.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,118 INFO L168 Benchmark]: Witness Printer took 124.85 ms. Allocated memory is still 127.9 MB. Free memory was 94.6 MB in the beginning and 87.5 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:30,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory was 76.3 MB in the beginning and 76.2 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 761.74 ms. Allocated memory is still 94.4 MB. Free memory was 58.9 MB in the beginning and 64.0 MB in the end (delta: -5.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.60 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 60.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.93 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 58.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1251.74 ms. Allocated memory is still 94.4 MB. Free memory was 58.6 MB in the beginning and 54.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1820.66 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.3 MB in the beginning and 94.6 MB in the end (delta: -40.3 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. * Witness Printer took 124.85 ms. Allocated memory is still 127.9 MB. Free memory was 94.6 MB in the beginning and 87.5 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 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: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: 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, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1721.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 19.1ms, AutomataDifference: 248.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 253.2ms, InitialAbstractionConstructionTime: 15.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 279 SDtfs, 135 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 40.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 106.4ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 58 NumberOfFragments, 160 HoareAnnotationTreeSize, 37 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 115.8ms HoareSimplificationTime, 37 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 120.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 56.2ms SsaConstructionTime, 315.9ms SatisfiabilityAnalysisTime, 426.9ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:39:30,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad3313f4-fdaa-4f40-aa12-13bd5d17fb4a/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...