./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro --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 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:47:29,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:47:29,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:47:29,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:47:29,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:47:29,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:47:29,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:47:29,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:47:29,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:47:29,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:47:29,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:47:29,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:47:29,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:47:30,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:47:30,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:47:30,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:47:30,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:47:30,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:47:30,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:47:30,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:47:30,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:47:30,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:47:30,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:47:30,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:47:30,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:47:30,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:47:30,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:47:30,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:47:30,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:47:30,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:47:30,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:47:30,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:47:30,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:47:30,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:47:30,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:47:30,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:47:30,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:47:30,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:47:30,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:47:30,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:47:30,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:47:30,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:47:30,074 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:47:30,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:47:30,074 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:47:30,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:47:30,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:47:30,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:47:30,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:47:30,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:47:30,077 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:47:30,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:47:30,077 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:47:30,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:47:30,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:47:30,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:47:30,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:47:30,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:47:30,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:47:30,079 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:47:30,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:47:30,080 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:47:30,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:47:30,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:47:30,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:47:30,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:47:30,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:47:30,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:47:30,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:47:30,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:47:30,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:47:30,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:47:30,083 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:47:30,083 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:47:30,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:47:30,083 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_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 [2022-11-18 18:47:30,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:47:30,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:47:30,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:47:30,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:47:30,465 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:47:30,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2022-11-18 18:47:30,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/data/cd6649965/b265c4242f634e3d8305bb40445ec0e7/FLAG3a0a6297a [2022-11-18 18:47:31,215 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:47:31,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2022-11-18 18:47:31,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/data/cd6649965/b265c4242f634e3d8305bb40445ec0e7/FLAG3a0a6297a [2022-11-18 18:47:31,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/data/cd6649965/b265c4242f634e3d8305bb40445ec0e7 [2022-11-18 18:47:31,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:47:31,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:47:31,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:47:31,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:47:31,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:47:31,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:47:31" (1/1) ... [2022-11-18 18:47:31,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af7453d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:31, skipping insertion in model container [2022-11-18 18:47:31,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:47:31" (1/1) ... [2022-11-18 18:47:31,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:47:31,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:47:31,871 WARN L234 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_0d00987d-2282-46f8-b247-0d918a13e8fa/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2022-11-18 18:47:31,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:47:31,918 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:47:31,995 WARN L234 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_0d00987d-2282-46f8-b247-0d918a13e8fa/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2022-11-18 18:47:32,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:47:32,053 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:47:32,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32 WrapperNode [2022-11-18 18:47:32,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:47:32,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:47:32,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:47:32,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:47:32,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,131 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 183 [2022-11-18 18:47:32,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:47:32,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:47:32,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:47:32,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:47:32,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:47:32,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:47:32,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:47:32,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:47:32,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (1/1) ... [2022-11-18 18:47:32,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:47:32,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:47:32,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:47:32,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:47:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:47:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-18 18:47:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-18 18:47:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-18 18:47:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-18 18:47:32,286 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-18 18:47:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-18 18:47:32,288 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-18 18:47:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-18 18:47:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-18 18:47:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-18 18:47:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-18 18:47:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-18 18:47:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-18 18:47:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-18 18:47:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:47:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-18 18:47:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-18 18:47:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:47:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:47:32,437 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:47:32,439 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:47:32,777 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:47:32,786 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:47:32,787 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 18:47:32,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:32 BoogieIcfgContainer [2022-11-18 18:47:32,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:47:32,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:47:32,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:47:32,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:47:32,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:47:31" (1/3) ... [2022-11-18 18:47:32,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150cf28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:47:32, skipping insertion in model container [2022-11-18 18:47:32,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:32" (2/3) ... [2022-11-18 18:47:32,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150cf28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:47:32, skipping insertion in model container [2022-11-18 18:47:32,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:32" (3/3) ... [2022-11-18 18:47:32,814 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2022-11-18 18:47:32,842 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:47:32,843 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:47:32,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:47:32,959 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@d053ff4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:47:32,959 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:47:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 67 states have (on average 1.373134328358209) internal successors, (92), 76 states have internal predecessors, (92), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-18 18:47:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-18 18:47:32,993 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:32,993 INFO L195 NwaCegarLoop]: 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] [2022-11-18 18:47:32,994 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:33,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:33,003 INFO L85 PathProgramCache]: Analyzing trace with hash 551112364, now seen corresponding path program 1 times [2022-11-18 18:47:33,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:33,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975577137] [2022-11-18 18:47:33,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:33,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:47:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:33,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:33,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975577137] [2022-11-18 18:47:33,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975577137] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:33,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:33,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:47:33,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18457562] [2022-11-18 18:47:33,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:33,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 18:47:33,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:33,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 18:47:33,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 18:47:33,423 INFO L87 Difference]: Start difference. First operand has 92 states, 67 states have (on average 1.373134328358209) internal successors, (92), 76 states have internal predecessors, (92), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:33,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:33,509 INFO L93 Difference]: Finished difference Result 176 states and 239 transitions. [2022-11-18 18:47:33,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 18:47:33,512 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-11-18 18:47:33,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:33,529 INFO L225 Difference]: With dead ends: 176 [2022-11-18 18:47:33,529 INFO L226 Difference]: Without dead ends: 83 [2022-11-18 18:47:33,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 18:47:33,541 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:33,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:47:33,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-11-18 18:47:33,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-11-18 18:47:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 60 states have (on average 1.3) internal successors, (78), 68 states have internal predecessors, (78), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-18 18:47:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 107 transitions. [2022-11-18 18:47:33,626 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 107 transitions. Word has length 23 [2022-11-18 18:47:33,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:33,627 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 107 transitions. [2022-11-18 18:47:33,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 107 transitions. [2022-11-18 18:47:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-18 18:47:33,633 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:33,634 INFO L195 NwaCegarLoop]: 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] [2022-11-18 18:47:33,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:47:33,635 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:33,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:33,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1768428516, now seen corresponding path program 1 times [2022-11-18 18:47:33,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:33,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141299201] [2022-11-18 18:47:33,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:33,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-18 18:47:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:33,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:33,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141299201] [2022-11-18 18:47:33,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141299201] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:33,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:33,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:47:33,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560724293] [2022-11-18 18:47:33,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:33,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:33,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:33,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:33,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:33,793 INFO L87 Difference]: Start difference. First operand 83 states and 107 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:33,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:33,818 INFO L93 Difference]: Finished difference Result 127 states and 163 transitions. [2022-11-18 18:47:33,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:33,822 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-11-18 18:47:33,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:33,823 INFO L225 Difference]: With dead ends: 127 [2022-11-18 18:47:33,823 INFO L226 Difference]: Without dead ends: 74 [2022-11-18 18:47:33,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:33,826 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 17 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:33,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 166 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:47:33,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-18 18:47:33,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-18 18:47:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 62 states have internal predecessors, (71), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 18:47:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 95 transitions. [2022-11-18 18:47:33,837 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 95 transitions. Word has length 24 [2022-11-18 18:47:33,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:33,838 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 95 transitions. [2022-11-18 18:47:33,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-11-18 18:47:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-18 18:47:33,840 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:33,840 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:47:33,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:47:33,840 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:33,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:33,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1665800283, now seen corresponding path program 1 times [2022-11-18 18:47:33,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:33,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518328508] [2022-11-18 18:47:33,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:33,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 18:47:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:33,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:33,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518328508] [2022-11-18 18:47:33,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518328508] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:33,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:33,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:47:33,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080966264] [2022-11-18 18:47:33,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:33,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:47:33,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:33,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:47:33,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:47:33,980 INFO L87 Difference]: Start difference. First operand 74 states and 95 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:34,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:34,128 INFO L93 Difference]: Finished difference Result 183 states and 238 transitions. [2022-11-18 18:47:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:47:34,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-11-18 18:47:34,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:34,131 INFO L225 Difference]: With dead ends: 183 [2022-11-18 18:47:34,131 INFO L226 Difference]: Without dead ends: 116 [2022-11-18 18:47:34,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 18:47:34,134 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 158 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:34,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 315 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 18:47:34,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-11-18 18:47:34,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2022-11-18 18:47:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 94 states have internal predecessors, (111), 17 states have call successors, (17), 12 states have call predecessors, (17), 12 states have return successors, (18), 12 states have call predecessors, (18), 17 states have call successors, (18) [2022-11-18 18:47:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 146 transitions. [2022-11-18 18:47:34,159 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 146 transitions. Word has length 29 [2022-11-18 18:47:34,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:34,160 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 146 transitions. [2022-11-18 18:47:34,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2022-11-18 18:47:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-18 18:47:34,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:34,163 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:47:34,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:47:34,163 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:34,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:34,164 INFO L85 PathProgramCache]: Analyzing trace with hash -675855478, now seen corresponding path program 1 times [2022-11-18 18:47:34,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:34,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097846632] [2022-11-18 18:47:34,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:34,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:34,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 18:47:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:34,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:34,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097846632] [2022-11-18 18:47:34,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097846632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:34,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:34,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:47:34,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908836760] [2022-11-18 18:47:34,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:34,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:47:34,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:34,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:47:34,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:47:34,331 INFO L87 Difference]: Start difference. First operand 113 states and 146 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:34,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:34,416 INFO L93 Difference]: Finished difference Result 198 states and 260 transitions. [2022-11-18 18:47:34,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 18:47:34,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-11-18 18:47:34,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:34,418 INFO L225 Difference]: With dead ends: 198 [2022-11-18 18:47:34,418 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 18:47:34,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:47:34,421 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 43 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:34,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 166 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 18:47:34,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 18:47:34,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 18:47:34,424 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) [2022-11-18 18:47:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 18:47:34,424 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2022-11-18 18:47:34,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:34,425 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:47:34,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 18:47:34,425 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:47:34,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 18:47:34,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 18:47:34,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:47:34,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 18:47:34,906 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 818 825) the Hoare annotation is: true [2022-11-18 18:47:34,907 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 818 825) no Hoare annotation was computed. [2022-11-18 18:47:34,907 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 818 825) no Hoare annotation was computed. [2022-11-18 18:47:34,908 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 751 757) no Hoare annotation was computed. [2022-11-18 18:47:34,909 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 751 757) the Hoare annotation is: true [2022-11-18 18:47:34,909 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: true [2022-11-18 18:47:34,910 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2022-11-18 18:47:34,910 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2022-11-18 18:47:34,910 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 623 652) no Hoare annotation was computed. [2022-11-18 18:47:34,911 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 641) no Hoare annotation was computed. [2022-11-18 18:47:34,911 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 623 652) the Hoare annotation is: true [2022-11-18 18:47:34,911 INFO L902 garLoopResultBuilder]: At program point L637-1(lines 637 641) the Hoare annotation is: true [2022-11-18 18:47:34,911 INFO L899 garLoopResultBuilder]: For program point L634(line 634) no Hoare annotation was computed. [2022-11-18 18:47:34,914 INFO L902 garLoopResultBuilder]: At program point L633-2(lines 633 647) the Hoare annotation is: true [2022-11-18 18:47:34,917 INFO L902 garLoopResultBuilder]: At program point L629(line 629) the Hoare annotation is: true [2022-11-18 18:47:34,919 INFO L899 garLoopResultBuilder]: For program point L629-1(line 629) no Hoare annotation was computed. [2022-11-18 18:47:34,920 INFO L902 garLoopResultBuilder]: At program point L648(lines 623 652) the Hoare annotation is: true [2022-11-18 18:47:34,920 INFO L899 garLoopResultBuilder]: For program point L644(line 644) no Hoare annotation was computed. [2022-11-18 18:47:34,920 INFO L895 garLoopResultBuilder]: At program point L799(line 799) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,921 INFO L895 garLoopResultBuilder]: At program point L795(line 795) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,922 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 727 750) no Hoare annotation was computed. [2022-11-18 18:47:34,923 INFO L895 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-18 18:47:34,923 INFO L895 garLoopResultBuilder]: At program point L804-1(lines 785 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-18 18:47:34,923 INFO L895 garLoopResultBuilder]: At program point L833(lines 826 836) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,927 INFO L899 garLoopResultBuilder]: For program point L738-1(lines 738 744) no Hoare annotation was computed. [2022-11-18 18:47:34,927 INFO L899 garLoopResultBuilder]: For program point L544(line 544) no Hoare annotation was computed. [2022-11-18 18:47:34,927 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2022-11-18 18:47:34,928 INFO L895 garLoopResultBuilder]: At program point L429-2(lines 425 436) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,928 INFO L895 garLoopResultBuilder]: At program point L842(lines 837 845) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-18 18:47:34,928 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 18:47:34,928 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-11-18 18:47:34,928 INFO L895 garLoopResultBuilder]: At program point L545(lines 540 547) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,929 INFO L899 garLoopResultBuilder]: For program point L731-1(lines 730 749) no Hoare annotation was computed. [2022-11-18 18:47:34,929 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 801) no Hoare annotation was computed. [2022-11-18 18:47:34,929 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 806) no Hoare annotation was computed. [2022-11-18 18:47:34,929 INFO L895 garLoopResultBuilder]: At program point L831(line 831) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 18:47:34,929 INFO L899 garLoopResultBuilder]: For program point L831-1(line 831) no Hoare annotation was computed. [2022-11-18 18:47:34,929 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 727 750) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 18:47:34,930 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2022-11-18 18:47:34,930 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 727 750) no Hoare annotation was computed. [2022-11-18 18:47:34,930 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 535) no Hoare annotation was computed. [2022-11-18 18:47:34,930 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2022-11-18 18:47:34,930 INFO L895 garLoopResultBuilder]: At program point L522-1(lines 514 538) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 18:47:34,931 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2022-11-18 18:47:34,931 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2022-11-18 18:47:34,931 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2022-11-18 18:47:34,931 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 607) no Hoare annotation was computed. [2022-11-18 18:47:34,931 INFO L895 garLoopResultBuilder]: At program point L601-2(lines 593 608) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 18:47:34,931 INFO L899 garLoopResultBuilder]: For program point L564(lines 563 612) no Hoare annotation was computed. [2022-11-18 18:47:34,932 INFO L902 garLoopResultBuilder]: At program point L692(lines 685 694) the Hoare annotation is: true [2022-11-18 18:47:34,932 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 608) no Hoare annotation was computed. [2022-11-18 18:47:34,932 INFO L902 garLoopResultBuilder]: At program point L717(lines 698 720) the Hoare annotation is: true [2022-11-18 18:47:34,932 INFO L895 garLoopResultBuilder]: At program point L940(lines 936 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-18 18:47:34,932 INFO L895 garLoopResultBuilder]: At program point L907(line 907) the Hoare annotation is: false [2022-11-18 18:47:34,933 INFO L895 garLoopResultBuilder]: At program point L585(line 585) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 18:47:34,933 INFO L895 garLoopResultBuilder]: At program point L610(lines 563 612) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 18:47:34,933 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 18:47:34,933 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 18:47:34,933 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 579) no Hoare annotation was computed. [2022-11-18 18:47:34,933 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 18:47:34,934 INFO L899 garLoopResultBuilder]: For program point L573-1(lines 573 579) no Hoare annotation was computed. [2022-11-18 18:47:34,934 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-11-18 18:47:34,934 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 18:47:34,934 INFO L895 garLoopResultBuilder]: At program point L921(lines 916 923) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 18:47:34,934 INFO L895 garLoopResultBuilder]: At program point L913(lines 901 915) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 18:47:34,935 INFO L895 garLoopResultBuilder]: At program point L682(lines 678 684) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~5#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 18:47:34,935 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 911) no Hoare annotation was computed. [2022-11-18 18:47:34,935 INFO L899 garLoopResultBuilder]: For program point L905-1(lines 905 911) no Hoare annotation was computed. [2022-11-18 18:47:34,935 INFO L902 garLoopResultBuilder]: At program point L616(lines 553 620) the Hoare annotation is: true [2022-11-18 18:47:34,935 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 589) no Hoare annotation was computed. [2022-11-18 18:47:34,935 INFO L899 garLoopResultBuilder]: For program point L583-1(lines 583 589) no Hoare annotation was computed. [2022-11-18 18:47:34,936 INFO L895 garLoopResultBuilder]: At program point L575(line 575) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 18:47:34,936 INFO L895 garLoopResultBuilder]: At program point L955(lines 950 958) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 18:47:34,936 INFO L895 garLoopResultBuilder]: At program point L947(lines 943 949) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-18 18:47:34,936 INFO L895 garLoopResultBuilder]: At program point L613(lines 562 614) the Hoare annotation is: false [2022-11-18 18:47:34,936 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 715) no Hoare annotation was computed. [2022-11-18 18:47:34,937 INFO L899 garLoopResultBuilder]: For program point L708-2(lines 708 715) no Hoare annotation was computed. [2022-11-18 18:47:34,937 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2022-11-18 18:47:34,937 INFO L899 garLoopResultBuilder]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2022-11-18 18:47:34,937 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: true [2022-11-18 18:47:34,937 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 759 783) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,938 INFO L895 garLoopResultBuilder]: At program point L773(line 773) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,938 INFO L895 garLoopResultBuilder]: At program point L897(lines 882 900) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,940 INFO L895 garLoopResultBuilder]: At program point L769(line 769) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,941 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 775) no Hoare annotation was computed. [2022-11-18 18:47:34,941 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 759 783) no Hoare annotation was computed. [2022-11-18 18:47:34,941 INFO L899 garLoopResultBuilder]: For program point L763(lines 763 780) no Hoare annotation was computed. [2022-11-18 18:47:34,941 INFO L895 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,943 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2022-11-18 18:47:34,943 INFO L899 garLoopResultBuilder]: For program point L891-2(lines 891 895) no Hoare annotation was computed. [2022-11-18 18:47:34,943 INFO L895 garLoopResultBuilder]: At program point L778(line 778) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-18 18:47:34,943 INFO L899 garLoopResultBuilder]: For program point L778-1(lines 759 783) no Hoare annotation was computed. [2022-11-18 18:47:34,947 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-18 18:47:34,949 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 18:47:34,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:47:34 BoogieIcfgContainer [2022-11-18 18:47:34,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:47:34,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:47:34,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:47:34,992 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:47:34,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:32" (3/4) ... [2022-11-18 18:47:34,996 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-18 18:47:35,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-18 18:47:35,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-18 18:47:35,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-18 18:47:35,013 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-18 18:47:35,014 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 18:47:35,018 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 18:47:35,019 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:47:35,019 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:47:35,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-11-18 18:47:35,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-18 18:47:35,051 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-18 18:47:35,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 18:47:35,054 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-18 18:47:35,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-18 18:47:35,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2022-11-18 18:47:35,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 18:47:35,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-18 18:47:35,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) [2022-11-18 18:47:35,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-18 18:47:35,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 18:47:35,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-18 18:47:35,106 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:47:35,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:47:35,108 INFO L158 Benchmark]: Toolchain (without parser) took 3626.68ms. Allocated memory is still 146.8MB. Free memory was 113.1MB in the beginning and 64.0MB in the end (delta: 49.1MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,108 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:47:35,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.38ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 115.0MB in the end (delta: -2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.13ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,109 INFO L158 Benchmark]: Boogie Preprocessor took 52.76ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 111.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:47:35,110 INFO L158 Benchmark]: RCFGBuilder took 603.47ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 95.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,110 INFO L158 Benchmark]: TraceAbstraction took 2198.13ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 69.3MB in the end (delta: 25.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,111 INFO L158 Benchmark]: Witness Printer took 114.95ms. Allocated memory is still 146.8MB. Free memory was 69.3MB in the beginning and 64.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 18:47:35,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.38ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 115.0MB in the end (delta: -2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.13ms. Allocated memory is still 146.8MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.76ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 111.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.47ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 95.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2198.13ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 69.3MB in the end (delta: 25.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Witness Printer took 114.95ms. Allocated memory is still 146.8MB. Free memory was 69.3MB in the beginning and 64.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 544]: 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 9 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 222 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 218 mSDsluCounter, 763 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 391 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 372 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 243 PreInvPairs, 273 NumberOfFragments, 278 HoareAnnotationTreeSize, 243 FomulaSimplifications, 42 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 326 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 178 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 1 specifications checked. All of them hold - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2022-11-18 18:47:35,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d00987d-2282-46f8-b247-0d918a13e8fa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE