./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a --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 06101f936f6436bac89af152aefce31c84cfc20ba80a5adfcf1af02faa2d4f3b --- 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-b5237d8 [2022-11-21 13:45:54,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:45:54,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:45:54,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:45:54,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:45:54,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:45:54,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:45:54,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:45:54,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:45:54,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:45:54,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:45:54,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:45:54,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:45:54,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:45:54,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:45:54,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:45:54,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:45:54,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:45:54,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:45:54,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:45:54,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:45:54,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:45:54,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:45:54,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:45:54,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:45:54,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:45:54,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:45:54,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:45:54,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:45:54,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:45:54,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:45:54,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:45:54,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:45:54,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:45:54,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:45:54,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:45:54,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:45:54,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:45:54,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:45:54,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:45:54,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:45:54,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 13:45:54,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:45:54,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:45:54,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:45:54,644 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:45:54,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:45:54,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:45:54,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:45:54,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:45:54,646 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:45:54,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:45:54,646 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:45:54,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 13:45:54,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:45:54,648 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:45:54,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:45:54,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:45:54,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:45:54,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:45:54,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:45:54,649 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:45:54,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:45:54,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:45:54,650 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_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06101f936f6436bac89af152aefce31c84cfc20ba80a5adfcf1af02faa2d4f3b [2022-11-21 13:45:54,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:45:54,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:45:54,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:45:54,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:45:54,960 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:45:54,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c [2022-11-21 13:45:58,019 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:45:58,313 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:45:58,317 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c [2022-11-21 13:45:58,332 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/data/bc7011082/0a5fa7ca1ce34432bcd2483cb41775da/FLAG1237995da [2022-11-21 13:45:58,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/data/bc7011082/0a5fa7ca1ce34432bcd2483cb41775da [2022-11-21 13:45:58,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:45:58,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:45:58,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:45:58,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:45:58,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:45:58,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca73626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58, skipping insertion in model container [2022-11-21 13:45:58,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:45:58,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:45:58,668 WARN L237 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_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c[2141,2154] [2022-11-21 13:45:58,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:45:58,779 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:45:58,794 WARN L237 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_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/sv-benchmarks/c/product-lines/minepump_spec5_product36.cil.c[2141,2154] [2022-11-21 13:45:58,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:45:58,860 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:45:58,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58 WrapperNode [2022-11-21 13:45:58,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:45:58,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:45:58,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:45:58,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:45:58,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,939 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 25, calls inlined = 21, statements flattened = 182 [2022-11-21 13:45:58,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:45:58,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:45:58,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:45:58,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:45:58,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,987 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:58,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:45:58,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:45:58,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:45:58,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:45:58,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (1/1) ... [2022-11-21 13:45:59,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:45:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:45:59,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:45:59,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:45:59,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:45:59,090 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-21 13:45:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-21 13:45:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-21 13:45:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-21 13:45:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-21 13:45:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-21 13:45:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-21 13:45:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-21 13:45:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-21 13:45:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-21 13:45:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:45:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-21 13:45:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-21 13:45:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:45:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:45:59,239 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:45:59,241 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:45:59,636 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:45:59,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:45:59,644 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 13:45:59,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:45:59 BoogieIcfgContainer [2022-11-21 13:45:59,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:45:59,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:45:59,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:45:59,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:45:59,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:45:58" (1/3) ... [2022-11-21 13:45:59,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361de503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:45:59, skipping insertion in model container [2022-11-21 13:45:59,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:45:58" (2/3) ... [2022-11-21 13:45:59,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361de503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:45:59, skipping insertion in model container [2022-11-21 13:45:59,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:45:59" (3/3) ... [2022-11-21 13:45:59,665 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36.cil.c [2022-11-21 13:45:59,686 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:45:59,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 13:45:59,741 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 13:45:59,748 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;@595efe75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 13:45:59,749 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 13:45:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 67 states have (on average 1.373134328358209) internal successors, (92), 73 states have internal predecessors, (92), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-21 13:45:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 13:45:59,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:45:59,764 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:45:59,765 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:45:59,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:45:59,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1797931529, now seen corresponding path program 1 times [2022-11-21 13:45:59,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:45:59,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596095887] [2022-11-21 13:45:59,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:45:59,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:45:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:45:59,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-21 13:45:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:45:59,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-21 13:45:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:45:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:45:59,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:45:59,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596095887] [2022-11-21 13:45:59,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596095887] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:45:59,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:45:59,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 13:45:59,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021479014] [2022-11-21 13:45:59,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:00,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 13:46:00,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:00,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 13:46:00,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 13:46:00,051 INFO L87 Difference]: Start difference. First operand has 85 states, 67 states have (on average 1.373134328358209) internal successors, (92), 73 states have internal predecessors, (92), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:46:00,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:00,119 INFO L93 Difference]: Finished difference Result 161 states and 218 transitions. [2022-11-21 13:46:00,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 13:46:00,122 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-21 13:46:00,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:00,132 INFO L225 Difference]: With dead ends: 161 [2022-11-21 13:46:00,132 INFO L226 Difference]: Without dead ends: 76 [2022-11-21 13:46:00,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 13:46:00,142 INFO L413 NwaCegarLoop]: 106 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, 106 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 [2022-11-21 13:46:00,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:00,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-21 13:46:00,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-21 13:46:00,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 60 states have (on average 1.3) internal successors, (78), 65 states have internal predecessors, (78), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-21 13:46:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 97 transitions. [2022-11-21 13:46:00,215 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 97 transitions. Word has length 32 [2022-11-21 13:46:00,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:00,216 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 97 transitions. [2022-11-21 13:46:00,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:46:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2022-11-21 13:46:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 13:46:00,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:00,223 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:00,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 13:46:00,223 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:00,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:00,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1521544977, now seen corresponding path program 1 times [2022-11-21 13:46:00,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:00,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226456686] [2022-11-21 13:46:00,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:00,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 13:46:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 13:46:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,421 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:00,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:00,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226456686] [2022-11-21 13:46:00,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226456686] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:00,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:00,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:46:00,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950261223] [2022-11-21 13:46:00,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:00,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:46:00,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:00,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:46:00,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:00,426 INFO L87 Difference]: Start difference. First operand 76 states and 97 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:46:00,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:00,444 INFO L93 Difference]: Finished difference Result 112 states and 143 transitions. [2022-11-21 13:46:00,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:46:00,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-21 13:46:00,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:00,446 INFO L225 Difference]: With dead ends: 112 [2022-11-21 13:46:00,446 INFO L226 Difference]: Without dead ends: 67 [2022-11-21 13:46:00,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:00,448 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 18 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 146 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 [2022-11-21 13:46:00,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 146 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:00,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-11-21 13:46:00,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2022-11-21 13:46:00,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 59 states have internal predecessors, (71), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-21 13:46:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 85 transitions. [2022-11-21 13:46:00,461 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 85 transitions. Word has length 33 [2022-11-21 13:46:00,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:00,462 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 85 transitions. [2022-11-21 13:46:00,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:46:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2022-11-21 13:46:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 13:46:00,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:00,463 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:00,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 13:46:00,464 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:00,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:00,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1250979301, now seen corresponding path program 1 times [2022-11-21 13:46:00,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:00,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853558248] [2022-11-21 13:46:00,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:00,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 13:46:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-21 13:46:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:00,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:00,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853558248] [2022-11-21 13:46:00,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853558248] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:00,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:00,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:46:00,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101411880] [2022-11-21 13:46:00,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:00,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:46:00,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:00,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:46:00,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:00,699 INFO L87 Difference]: Start difference. First operand 67 states and 85 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:00,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:00,731 INFO L93 Difference]: Finished difference Result 183 states and 238 transitions. [2022-11-21 13:46:00,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:46:00,732 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-11-21 13:46:00,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:00,733 INFO L225 Difference]: With dead ends: 183 [2022-11-21 13:46:00,734 INFO L226 Difference]: Without dead ends: 124 [2022-11-21 13:46:00,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:00,736 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 58 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:00,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 176 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:00,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2022-11-21 13:46:00,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 119. [2022-11-21 13:46:00,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 94 states have (on average 1.3404255319148937) internal successors, (126), 103 states have internal predecessors, (126), 14 states have call successors, (14), 10 states have call predecessors, (14), 10 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-21 13:46:00,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 154 transitions. [2022-11-21 13:46:00,757 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 154 transitions. Word has length 38 [2022-11-21 13:46:00,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:00,758 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 154 transitions. [2022-11-21 13:46:00,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 154 transitions. [2022-11-21 13:46:00,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 13:46:00,760 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:00,760 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:00,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 13:46:00,761 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:00,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:00,762 INFO L85 PathProgramCache]: Analyzing trace with hash 177136733, now seen corresponding path program 1 times [2022-11-21 13:46:00,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:00,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166101821] [2022-11-21 13:46:00,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:00,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-21 13:46:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-21 13:46:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 13:46:00,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:00,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166101821] [2022-11-21 13:46:00,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166101821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:00,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:00,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 13:46:00,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388524490] [2022-11-21 13:46:00,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:00,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 13:46:00,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:00,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 13:46:00,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 13:46:00,957 INFO L87 Difference]: Start difference. First operand 119 states and 154 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:01,141 INFO L93 Difference]: Finished difference Result 324 states and 428 transitions. [2022-11-21 13:46:01,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:46:01,141 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-21 13:46:01,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:01,144 INFO L225 Difference]: With dead ends: 324 [2022-11-21 13:46:01,144 INFO L226 Difference]: Without dead ends: 213 [2022-11-21 13:46:01,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 13:46:01,147 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 66 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:01,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 408 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-21 13:46:01,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2022-11-21 13:46:01,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 201. [2022-11-21 13:46:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 156 states have (on average 1.3012820512820513) internal successors, (203), 167 states have internal predecessors, (203), 24 states have call successors, (24), 20 states have call predecessors, (24), 20 states have return successors, (28), 24 states have call predecessors, (28), 24 states have call successors, (28) [2022-11-21 13:46:01,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 255 transitions. [2022-11-21 13:46:01,204 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 255 transitions. Word has length 41 [2022-11-21 13:46:01,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:01,205 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 255 transitions. [2022-11-21 13:46:01,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 255 transitions. [2022-11-21 13:46:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 13:46:01,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:01,213 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:01,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 13:46:01,213 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:01,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:01,214 INFO L85 PathProgramCache]: Analyzing trace with hash -413128686, now seen corresponding path program 1 times [2022-11-21 13:46:01,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:01,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638340093] [2022-11-21 13:46:01,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:01,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 13:46:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 13:46:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:01,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:01,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638340093] [2022-11-21 13:46:01,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638340093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:01,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:01,342 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 13:46:01,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009932886] [2022-11-21 13:46:01,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:01,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 13:46:01,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:01,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 13:46:01,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:46:01,344 INFO L87 Difference]: Start difference. First operand 201 states and 255 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:01,422 INFO L93 Difference]: Finished difference Result 431 states and 556 transitions. [2022-11-21 13:46:01,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 13:46:01,422 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2022-11-21 13:46:01,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:01,425 INFO L225 Difference]: With dead ends: 431 [2022-11-21 13:46:01,425 INFO L226 Difference]: Without dead ends: 238 [2022-11-21 13:46:01,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:46:01,428 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 40 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:01,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 366 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:01,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-11-21 13:46:01,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 207. [2022-11-21 13:46:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 162 states have (on average 1.2901234567901234) internal successors, (209), 173 states have internal predecessors, (209), 24 states have call successors, (24), 20 states have call predecessors, (24), 20 states have return successors, (28), 24 states have call predecessors, (28), 24 states have call successors, (28) [2022-11-21 13:46:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 261 transitions. [2022-11-21 13:46:01,459 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 261 transitions. Word has length 47 [2022-11-21 13:46:01,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:01,460 INFO L495 AbstractCegarLoop]: Abstraction has 207 states and 261 transitions. [2022-11-21 13:46:01,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 261 transitions. [2022-11-21 13:46:01,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 13:46:01,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:01,462 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:01,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 13:46:01,463 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:01,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:01,463 INFO L85 PathProgramCache]: Analyzing trace with hash -2001476588, now seen corresponding path program 1 times [2022-11-21 13:46:01,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:01,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089092080] [2022-11-21 13:46:01,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:01,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 13:46:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 13:46:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:01,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:01,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089092080] [2022-11-21 13:46:01,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089092080] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:01,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:01,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 13:46:01,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373643476] [2022-11-21 13:46:01,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:01,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 13:46:01,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:01,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 13:46:01,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 13:46:01,591 INFO L87 Difference]: Start difference. First operand 207 states and 261 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:01,652 INFO L93 Difference]: Finished difference Result 438 states and 564 transitions. [2022-11-21 13:46:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 13:46:01,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2022-11-21 13:46:01,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:01,658 INFO L225 Difference]: With dead ends: 438 [2022-11-21 13:46:01,658 INFO L226 Difference]: Without dead ends: 239 [2022-11-21 13:46:01,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:46:01,666 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 27 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:01,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 262 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:01,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2022-11-21 13:46:01,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 211. [2022-11-21 13:46:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 166 states have (on average 1.283132530120482) internal successors, (213), 177 states have internal predecessors, (213), 24 states have call successors, (24), 20 states have call predecessors, (24), 20 states have return successors, (28), 24 states have call predecessors, (28), 24 states have call successors, (28) [2022-11-21 13:46:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 265 transitions. [2022-11-21 13:46:01,705 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 265 transitions. Word has length 47 [2022-11-21 13:46:01,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:01,706 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 265 transitions. [2022-11-21 13:46:01,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 265 transitions. [2022-11-21 13:46:01,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 13:46:01,708 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:01,708 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:01,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 13:46:01,709 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:01,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:01,709 INFO L85 PathProgramCache]: Analyzing trace with hash 604546966, now seen corresponding path program 1 times [2022-11-21 13:46:01,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:01,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784034397] [2022-11-21 13:46:01,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:01,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 13:46:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 13:46:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:01,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:01,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784034397] [2022-11-21 13:46:01,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784034397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:01,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:01,842 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:46:01,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593748944] [2022-11-21 13:46:01,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:01,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:46:01,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:01,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:46:01,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:01,844 INFO L87 Difference]: Start difference. First operand 211 states and 265 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:01,906 INFO L93 Difference]: Finished difference Result 508 states and 643 transitions. [2022-11-21 13:46:01,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:46:01,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2022-11-21 13:46:01,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:01,913 INFO L225 Difference]: With dead ends: 508 [2022-11-21 13:46:01,913 INFO L226 Difference]: Without dead ends: 305 [2022-11-21 13:46:01,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:46:01,921 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 39 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:01,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 161 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:46:01,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-11-21 13:46:01,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2022-11-21 13:46:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 240 states have (on average 1.25) internal successors, (300), 253 states have internal predecessors, (300), 36 states have call successors, (36), 30 states have call predecessors, (36), 28 states have return successors, (40), 34 states have call predecessors, (40), 36 states have call successors, (40) [2022-11-21 13:46:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 376 transitions. [2022-11-21 13:46:01,969 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 376 transitions. Word has length 47 [2022-11-21 13:46:01,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:01,972 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 376 transitions. [2022-11-21 13:46:01,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 13:46:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 376 transitions. [2022-11-21 13:46:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 13:46:01,978 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:01,978 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:01,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 13:46:01,978 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:01,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:01,980 INFO L85 PathProgramCache]: Analyzing trace with hash -542316420, now seen corresponding path program 1 times [2022-11-21 13:46:01,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:01,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445214261] [2022-11-21 13:46:01,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:01,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:02,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:02,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 13:46:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:02,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-21 13:46:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 13:46:02,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:02,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445214261] [2022-11-21 13:46:02,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445214261] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:02,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:02,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 13:46:02,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806669130] [2022-11-21 13:46:02,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:02,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 13:46:02,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:02,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 13:46:02,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-21 13:46:02,334 INFO L87 Difference]: Start difference. First operand 305 states and 376 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 13:46:02,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:02,810 INFO L93 Difference]: Finished difference Result 1038 states and 1325 transitions. [2022-11-21 13:46:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-21 13:46:02,811 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 51 [2022-11-21 13:46:02,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:02,818 INFO L225 Difference]: With dead ends: 1038 [2022-11-21 13:46:02,818 INFO L226 Difference]: Without dead ends: 835 [2022-11-21 13:46:02,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-11-21 13:46:02,821 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 228 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 656 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:02,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 656 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-21 13:46:02,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2022-11-21 13:46:02,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 771. [2022-11-21 13:46:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 771 states, 610 states have (on average 1.2327868852459016) internal successors, (752), 647 states have internal predecessors, (752), 88 states have call successors, (88), 66 states have call predecessors, (88), 72 states have return successors, (108), 84 states have call predecessors, (108), 88 states have call successors, (108) [2022-11-21 13:46:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 948 transitions. [2022-11-21 13:46:02,937 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 948 transitions. Word has length 51 [2022-11-21 13:46:02,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:02,938 INFO L495 AbstractCegarLoop]: Abstraction has 771 states and 948 transitions. [2022-11-21 13:46:02,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 13:46:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 948 transitions. [2022-11-21 13:46:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 13:46:02,940 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:02,940 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:02,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 13:46:02,940 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:02,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:02,941 INFO L85 PathProgramCache]: Analyzing trace with hash 8311452, now seen corresponding path program 1 times [2022-11-21 13:46:02,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:02,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411551844] [2022-11-21 13:46:02,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:02,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-21 13:46:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-21 13:46:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-21 13:46:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 13:46:03,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:03,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411551844] [2022-11-21 13:46:03,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411551844] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:46:03,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:46:03,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 13:46:03,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218276654] [2022-11-21 13:46:03,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:46:03,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 13:46:03,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:03,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 13:46:03,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 13:46:03,062 INFO L87 Difference]: Start difference. First operand 771 states and 948 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-21 13:46:03,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:03,325 INFO L93 Difference]: Finished difference Result 1319 states and 1618 transitions. [2022-11-21 13:46:03,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:46:03,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 81 [2022-11-21 13:46:03,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:03,328 INFO L225 Difference]: With dead ends: 1319 [2022-11-21 13:46:03,328 INFO L226 Difference]: Without dead ends: 556 [2022-11-21 13:46:03,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-21 13:46:03,331 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 179 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:03,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 296 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-21 13:46:03,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2022-11-21 13:46:03,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 540. [2022-11-21 13:46:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 426 states have (on average 1.2183098591549295) internal successors, (519), 452 states have internal predecessors, (519), 62 states have call successors, (62), 48 states have call predecessors, (62), 51 states have return successors, (72), 59 states have call predecessors, (72), 62 states have call successors, (72) [2022-11-21 13:46:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 653 transitions. [2022-11-21 13:46:03,414 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 653 transitions. Word has length 81 [2022-11-21 13:46:03,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:03,414 INFO L495 AbstractCegarLoop]: Abstraction has 540 states and 653 transitions. [2022-11-21 13:46:03,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-21 13:46:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 653 transitions. [2022-11-21 13:46:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 13:46:03,416 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:03,417 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:03,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 13:46:03,417 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:03,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:03,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1954817075, now seen corresponding path program 1 times [2022-11-21 13:46:03,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:03,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409785784] [2022-11-21 13:46:03,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:03,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-21 13:46:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-21 13:46:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-21 13:46:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-21 13:46:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 13:46:03,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:03,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409785784] [2022-11-21 13:46:03,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409785784] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 13:46:03,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655969836] [2022-11-21 13:46:03,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:03,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 13:46:03,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:46:03,630 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 13:46:03,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 13:46:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:03,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 13:46:03,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 13:46:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:46:03,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 13:46:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 13:46:04,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655969836] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 13:46:04,120 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 13:46:04,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 14 [2022-11-21 13:46:04,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454688736] [2022-11-21 13:46:04,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 13:46:04,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-21 13:46:04,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:04,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-21 13:46:04,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-21 13:46:04,123 INFO L87 Difference]: Start difference. First operand 540 states and 653 transitions. Second operand has 14 states, 14 states have (on average 8.428571428571429) internal successors, (118), 10 states have internal predecessors, (118), 6 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (14), 8 states have call predecessors, (14), 6 states have call successors, (14) [2022-11-21 13:46:05,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:05,259 INFO L93 Difference]: Finished difference Result 1139 states and 1413 transitions. [2022-11-21 13:46:05,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-21 13:46:05,260 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 8.428571428571429) internal successors, (118), 10 states have internal predecessors, (118), 6 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (14), 8 states have call predecessors, (14), 6 states have call successors, (14) Word has length 83 [2022-11-21 13:46:05,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:05,264 INFO L225 Difference]: With dead ends: 1139 [2022-11-21 13:46:05,265 INFO L226 Difference]: Without dead ends: 686 [2022-11-21 13:46:05,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 179 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=393, Invalid=1499, Unknown=0, NotChecked=0, Total=1892 [2022-11-21 13:46:05,268 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 373 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 1026 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:05,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 1026 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-21 13:46:05,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2022-11-21 13:46:05,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 580. [2022-11-21 13:46:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 580 states, 449 states have (on average 1.2026726057906458) internal successors, (540), 479 states have internal predecessors, (540), 71 states have call successors, (71), 60 states have call predecessors, (71), 59 states have return successors, (77), 62 states have call predecessors, (77), 71 states have call successors, (77) [2022-11-21 13:46:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 688 transitions. [2022-11-21 13:46:05,343 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 688 transitions. Word has length 83 [2022-11-21 13:46:05,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:05,345 INFO L495 AbstractCegarLoop]: Abstraction has 580 states and 688 transitions. [2022-11-21 13:46:05,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.428571428571429) internal successors, (118), 10 states have internal predecessors, (118), 6 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (14), 8 states have call predecessors, (14), 6 states have call successors, (14) [2022-11-21 13:46:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 688 transitions. [2022-11-21 13:46:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-21 13:46:05,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:46:05,349 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:05,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-21 13:46:05,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 13:46:05,554 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:46:05,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:46:05,555 INFO L85 PathProgramCache]: Analyzing trace with hash 57448184, now seen corresponding path program 1 times [2022-11-21 13:46:05,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:46:05,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192961959] [2022-11-21 13:46:05,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:46:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-21 13:46:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-21 13:46:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-21 13:46:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-21 13:46:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-21 13:46:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:46:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-21 13:46:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 13:46:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 119 proven. 8 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-21 13:46:05,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:46:05,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192961959] [2022-11-21 13:46:05,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192961959] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 13:46:05,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504622570] [2022-11-21 13:46:05,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:46:05,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 13:46:05,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:46:05,907 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 13:46:05,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 13:46:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:46:06,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 13:46:06,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 13:46:06,381 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 177 proven. 4 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-21 13:46:06,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 13:46:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 114 proven. 61 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-21 13:46:06,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [504622570] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 13:46:06,917 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 13:46:06,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 25 [2022-11-21 13:46:06,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270742861] [2022-11-21 13:46:06,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 13:46:06,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-21 13:46:06,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:46:06,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-21 13:46:06,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2022-11-21 13:46:06,920 INFO L87 Difference]: Start difference. First operand 580 states and 688 transitions. Second operand has 25 states, 25 states have (on average 8.8) internal successors, (220), 22 states have internal predecessors, (220), 9 states have call successors, (22), 8 states have call predecessors, (22), 9 states have return successors, (24), 8 states have call predecessors, (24), 9 states have call successors, (24) [2022-11-21 13:46:07,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:46:07,819 INFO L93 Difference]: Finished difference Result 1348 states and 1641 transitions. [2022-11-21 13:46:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-21 13:46:07,819 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 8.8) internal successors, (220), 22 states have internal predecessors, (220), 9 states have call successors, (22), 8 states have call predecessors, (22), 9 states have return successors, (24), 8 states have call predecessors, (24), 9 states have call successors, (24) Word has length 178 [2022-11-21 13:46:07,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:46:07,821 INFO L225 Difference]: With dead ends: 1348 [2022-11-21 13:46:07,821 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 13:46:07,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 372 SyntacticMatches, 5 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=1283, Unknown=0, NotChecked=0, Total=1640 [2022-11-21 13:46:07,825 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 558 mSDsluCounter, 1003 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:46:07,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1115 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-21 13:46:07,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 13:46:07,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 13:46:07,826 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) [2022-11-21 13:46:07,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 13:46:07,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2022-11-21 13:46:07,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:46:07,827 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 13:46:07,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.8) internal successors, (220), 22 states have internal predecessors, (220), 9 states have call successors, (22), 8 states have call predecessors, (22), 9 states have return successors, (24), 8 states have call predecessors, (24), 9 states have call successors, (24) [2022-11-21 13:46:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 13:46:07,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 13:46:07,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 13:46:07,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 13:46:08,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 13:46:08,038 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 13:46:15,299 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 140 146) no Hoare annotation was computed. [2022-11-21 13:46:15,299 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 140 146) the Hoare annotation is: true [2022-11-21 13:46:15,299 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 900 911) the Hoare annotation is: true [2022-11-21 13:46:15,300 INFO L899 garLoopResultBuilder]: For program point L904-1(lines 900 911) no Hoare annotation was computed. [2022-11-21 13:46:15,300 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 900 911) no Hoare annotation was computed. [2022-11-21 13:46:15,300 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 727 756) no Hoare annotation was computed. [2022-11-21 13:46:15,300 INFO L902 garLoopResultBuilder]: At program point L737-2(lines 737 751) the Hoare annotation is: true [2022-11-21 13:46:15,300 INFO L902 garLoopResultBuilder]: At program point L733(line 733) the Hoare annotation is: true [2022-11-21 13:46:15,300 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 727 756) the Hoare annotation is: true [2022-11-21 13:46:15,301 INFO L899 garLoopResultBuilder]: For program point L733-1(line 733) no Hoare annotation was computed. [2022-11-21 13:46:15,301 INFO L902 garLoopResultBuilder]: At program point L752(lines 727 756) the Hoare annotation is: true [2022-11-21 13:46:15,301 INFO L899 garLoopResultBuilder]: For program point L748(line 748) no Hoare annotation was computed. [2022-11-21 13:46:15,301 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 745) no Hoare annotation was computed. [2022-11-21 13:46:15,301 INFO L902 garLoopResultBuilder]: At program point L741-1(lines 741 745) the Hoare annotation is: true [2022-11-21 13:46:15,301 INFO L899 garLoopResultBuilder]: For program point L738(line 738) no Hoare annotation was computed. [2022-11-21 13:46:15,302 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 258) no Hoare annotation was computed. [2022-11-21 13:46:15,302 INFO L895 garLoopResultBuilder]: At program point L93(lines 88 95) the Hoare annotation is: (let ((.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (or .cse2 .cse3 (not (< 1 |old(~waterLevel~0)|)) .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse2 .cse1))) [2022-11-21 13:46:15,302 INFO L899 garLoopResultBuilder]: For program point L254-2(lines 254 258) no Hoare annotation was computed. [2022-11-21 13:46:15,302 INFO L899 garLoopResultBuilder]: For program point L857(lines 857 863) no Hoare annotation was computed. [2022-11-21 13:46:15,303 INFO L895 garLoopResultBuilder]: At program point L841(lines 834 843) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (and (<= 1 ~pumpRunning~0) .cse6 (<= 1 ~switchedOnBeforeTS~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 0) .cse6)) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse4 .cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse5 .cse3) (or .cse0 .cse1 .cse3 (not (= 0 ~systemActive~0)))))) [2022-11-21 13:46:15,303 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 113 139) no Hoare annotation was computed. [2022-11-21 13:46:15,303 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 127 133) no Hoare annotation was computed. [2022-11-21 13:46:15,303 INFO L899 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2022-11-21 13:46:15,304 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 164) no Hoare annotation was computed. [2022-11-21 13:46:15,304 INFO L899 garLoopResultBuilder]: For program point L152(lines 152 169) no Hoare annotation was computed. [2022-11-21 13:46:15,304 INFO L895 garLoopResultBuilder]: At program point L854(line 854) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse14 (<= ~waterLevel~0 1)) (.cse6 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~7#1| ~waterLevel~0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (= ~pumpRunning~0 0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (and .cse4 .cse5 .cse14 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6 .cse8)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (< 1 |old(~waterLevel~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8) .cse9) (or .cse10 .cse1 .cse11 .cse12) (or .cse0 .cse10 .cse1 (and (= |timeShift_processEnvironment_~tmp~0#1| 0) .cse13 .cse5 .cse6 .cse7)) (or .cse10 .cse12 (and .cse13 .cse5 .cse14 .cse6 .cse7) (not (= 0 ~systemActive~0))) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 2)) .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3 .cse9) (or .cse1 .cse2 .cse11 (= ~waterLevel~0 1) .cse12)))) [2022-11-21 13:46:15,305 INFO L895 garLoopResultBuilder]: At program point L949(lines 944 952) the Hoare annotation is: (let ((.cse11 (<= 1 ~pumpRunning~0)) (.cse8 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse9 (= 1 ~systemActive~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse7 (= |timeShift_processEnvironment_~tmp~0#1| 0)) (.cse1 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse14 (and .cse11 .cse8 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse15)) (.cse16 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (not .cse9)) (.cse13 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 (not (= |old(~waterLevel~0)| 2)) .cse4) (or .cse5 .cse3 .cse6 (and .cse7 .cse0 .cse8 .cse9 .cse2)) (or .cse3 .cse6 .cse10 (and .cse7 .cse0 .cse1 .cse9 .cse2) (and .cse11 .cse1 .cse2) .cse12) (or .cse6 .cse13 .cse14 (and .cse11 .cse8 .cse2 .cse15) .cse12 .cse16) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse13 .cse14 .cse16) (or .cse5 .cse3 (and .cse0 .cse8 .cse2) .cse4) (or .cse6 .cse13 .cse10 .cse12 (and .cse11 .cse8 (= ~waterLevel~0 1) .cse15))))) [2022-11-21 13:46:15,305 INFO L899 garLoopResultBuilder]: For program point L854-1(line 854) no Hoare annotation was computed. [2022-11-21 13:46:15,305 INFO L895 garLoopResultBuilder]: At program point L260(lines 245 263) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_isHighWaterLevel_#res#1| 0) .cse4)) (or .cse1 .cse5 (not (= 0 ~systemActive~0))) (or .cse1 (and .cse3 .cse4) .cse2 (not (= |old(~waterLevel~0)| 2))) (or .cse2 .cse6 (not (< 1 |old(~waterLevel~0)|)) .cse5) (or .cse0 .cse2 .cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-21 13:46:15,306 INFO L895 garLoopResultBuilder]: At program point L962(lines 953 966) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse0 .cse2 (and (= |timeShift_isHighWaterSensorDry_#res#1| 1) .cse3 .cse4) (and .cse3 (= 2 ~waterLevel~0) .cse4) .cse1)) (or .cse2 .cse5 (not (< 1 |old(~waterLevel~0)|)) .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-21 13:46:15,306 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 126) no Hoare annotation was computed. [2022-11-21 13:46:15,306 INFO L899 garLoopResultBuilder]: For program point L120-2(lines 116 138) no Hoare annotation was computed. [2022-11-21 13:46:15,307 INFO L895 garLoopResultBuilder]: At program point L178(lines 173 180) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (or .cse0 .cse2 .cse1 (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse2 .cse3 (not (< 1 |old(~waterLevel~0)|)) .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-21 13:46:15,307 INFO L899 garLoopResultBuilder]: For program point L880(lines 880 884) no Hoare annotation was computed. [2022-11-21 13:46:15,307 INFO L895 garLoopResultBuilder]: At program point L880-2(lines 876 887) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse8 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (and .cse4 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse8)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) .cse6 .cse2 .cse3) (or .cse7 .cse6 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse7 .cse0 .cse6) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (= ~waterLevel~0 1) .cse6)))) [2022-11-21 13:46:15,307 INFO L895 garLoopResultBuilder]: At program point L839(line 839) the Hoare annotation is: (let ((.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (and (= ~pumpRunning~0 0) .cse6 .cse9)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) (and .cse5 .cse6 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse3) (or .cse0 .cse7 .cse1 .cse8) (or .cse7 .cse2 .cse4 (and .cse5 .cse6 .cse9) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse8)))) [2022-11-21 13:46:15,308 INFO L899 garLoopResultBuilder]: For program point L839-1(line 839) no Hoare annotation was computed. [2022-11-21 13:46:15,308 INFO L895 garLoopResultBuilder]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (or .cse0 .cse2 .cse1 (and (= |timeShift_processEnvironment_~tmp~0#1| 0) (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse2 .cse3 (not (< 1 |old(~waterLevel~0)|)) .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-21 13:46:15,308 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-21 13:46:15,308 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 866) no Hoare annotation was computed. [2022-11-21 13:46:15,309 INFO L899 garLoopResultBuilder]: For program point L852(lines 852 869) no Hoare annotation was computed. [2022-11-21 13:46:15,309 INFO L895 garLoopResultBuilder]: At program point L852-1(lines 844 872) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse5 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~7#1| ~waterLevel~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse13 (= |timeShift_processEnvironment_~tmp~0#1| 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse3 .cse4 (<= ~waterLevel~0 1) (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5 .cse6)) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (= ~pumpRunning~0 0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 (= ~waterLevel~0 1) .cse6) .cse7) (or .cse8 .cse0 .cse1 .cse9 (and .cse3 .cse4 .cse5 .cse10 .cse6) .cse11) (or .cse8 .cse12 .cse0 (and .cse13 .cse14 .cse4 .cse5 .cse10)) (let ((.cse15 (= 2 |timeShift_getWaterLevel_#res#1|))) (or .cse12 .cse0 (and .cse3 .cse15 .cse5 .cse10) .cse2 .cse7 (and .cse13 .cse14 .cse15 .cse5 .cse10))) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse9 .cse11) (or .cse12 .cse7 (and .cse14 .cse4 .cse5 .cse10) (not (= 0 ~systemActive~0)))))) [2022-11-21 13:46:15,309 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 113 139) the Hoare annotation is: (let ((.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (and (= ~pumpRunning~0 0) .cse6 .cse9)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) (and .cse5 .cse6 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse3) (or .cse0 .cse7 .cse1 .cse8) (or .cse7 .cse2 .cse4 (and .cse5 .cse6 .cse9) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse8)))) [2022-11-21 13:46:15,310 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 113 139) no Hoare annotation was computed. [2022-11-21 13:46:15,310 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2022-11-21 13:46:15,310 INFO L895 garLoopResultBuilder]: At program point L167(line 167) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse8 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (and .cse4 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse8)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) .cse6 .cse2 .cse3) (or .cse7 .cse6 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse7 .cse0 .cse6) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (= ~waterLevel~0 1) .cse6)))) [2022-11-21 13:46:15,311 INFO L895 garLoopResultBuilder]: At program point L167-1(lines 148 172) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse9 (= 1 ~systemActive~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (and .cse4 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not .cse9)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (and .cse4 .cse5 .cse6) .cse7 .cse2 .cse3) (or .cse8 .cse7 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse8 .cse0 .cse7 (and .cse4 (= 2 ~waterLevel~0) .cse5) (and (= |timeShift_processEnvironment_~tmp~0#1| 0) (= ~pumpRunning~0 0) .cse5)) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (= ~waterLevel~0 1) .cse7)))) [2022-11-21 13:46:15,311 INFO L895 garLoopResultBuilder]: At program point L717(lines 666 718) the Hoare annotation is: false [2022-11-21 13:46:15,311 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 711) no Hoare annotation was computed. [2022-11-21 13:46:15,311 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 13:46:15,312 INFO L895 garLoopResultBuilder]: At program point L705-2(lines 697 712) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse4 (= 2 ~waterLevel~0) .cse3 .cse1) (and .cse4 .cse3 .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)))) [2022-11-21 13:46:15,312 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 13:46:15,312 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 13:46:15,312 INFO L899 garLoopResultBuilder]: For program point L668(lines 667 716) no Hoare annotation was computed. [2022-11-21 13:46:15,312 INFO L895 garLoopResultBuilder]: At program point L284(lines 279 286) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1 .cse2) (and .cse3 (= 2 ~waterLevel~0) .cse0 .cse1) (and .cse3 .cse0 .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)))) [2022-11-21 13:46:15,312 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 712) no Hoare annotation was computed. [2022-11-21 13:46:15,313 INFO L895 garLoopResultBuilder]: At program point L276(lines 264 278) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= ~waterLevel~0 2) (= 0 ~systemActive~0)) [2022-11-21 13:46:15,313 INFO L895 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse4 (= 2 ~waterLevel~0) .cse3 .cse1) (and .cse4 .cse3 .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)))) [2022-11-21 13:46:15,313 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 274) no Hoare annotation was computed. [2022-11-21 13:46:15,313 INFO L899 garLoopResultBuilder]: For program point L268-2(lines 268 274) no Hoare annotation was computed. [2022-11-21 13:46:15,314 INFO L895 garLoopResultBuilder]: At program point L714(lines 667 716) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2) (and .cse4 .cse1 .cse6 .cse2) (and .cse0 .cse5 .cse6 .cse2))) [2022-11-21 13:46:15,314 INFO L899 garLoopResultBuilder]: For program point L677(lines 677 683) no Hoare annotation was computed. [2022-11-21 13:46:15,314 INFO L899 garLoopResultBuilder]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2022-11-21 13:46:15,314 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 13:46:15,314 INFO L899 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2022-11-21 13:46:15,314 INFO L902 garLoopResultBuilder]: At program point L797(lines 789 799) the Hoare annotation is: true [2022-11-21 13:46:15,315 INFO L895 garLoopResultBuilder]: At program point L186(lines 181 188) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and (not (= ~switchedOnBeforeTS~0 0)) .cse0 .cse1 .cse2 .cse3) (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 .cse3))) [2022-11-21 13:46:15,315 INFO L895 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-21 13:46:15,315 INFO L895 garLoopResultBuilder]: At program point L785(lines 781 787) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-21 13:46:15,315 INFO L895 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-21 13:46:15,315 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 817) no Hoare annotation was computed. [2022-11-21 13:46:15,316 INFO L899 garLoopResultBuilder]: For program point L810-2(lines 810 817) no Hoare annotation was computed. [2022-11-21 13:46:15,316 INFO L895 garLoopResultBuilder]: At program point L831(lines 826 833) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-21 13:46:15,316 INFO L902 garLoopResultBuilder]: At program point L819(lines 800 822) the Hoare annotation is: true [2022-11-21 13:46:15,316 INFO L902 garLoopResultBuilder]: At program point L720(lines 657 724) the Hoare annotation is: true [2022-11-21 13:46:15,316 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2022-11-21 13:46:15,316 INFO L899 garLoopResultBuilder]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2022-11-21 13:46:15,317 INFO L895 garLoopResultBuilder]: At program point L679(line 679) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2) (and .cse4 .cse1 .cse6 .cse2) (and .cse0 .cse5 .cse6 .cse2))) [2022-11-21 13:46:15,317 INFO L895 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-21 13:46:15,317 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 888 899) no Hoare annotation was computed. [2022-11-21 13:46:15,317 INFO L899 garLoopResultBuilder]: For program point L892-1(lines 888 899) no Hoare annotation was computed. [2022-11-21 13:46:15,318 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 888 899) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse5 .cse4 .cse0 .cse3) (or .cse4 .cse3 (not (<= |old(~waterLevel~0)| 2)) (not (= 0 ~systemActive~0))) (or .cse5 .cse0 .cse1 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-21 13:46:15,318 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 200 208) no Hoare annotation was computed. [2022-11-21 13:46:15,318 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 200 208) the Hoare annotation is: true [2022-11-21 13:46:15,318 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 200 208) no Hoare annotation was computed. [2022-11-21 13:46:15,322 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:46:15,324 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 13:46:15,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:46:15 BoogieIcfgContainer [2022-11-21 13:46:15,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:46:15,356 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:46:15,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:46:15,356 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:46:15,357 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:45:59" (3/4) ... [2022-11-21 13:46:15,360 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 13:46:15,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-21 13:46:15,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-21 13:46:15,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-21 13:46:15,368 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-21 13:46:15,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-21 13:46:15,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-21 13:46:15,375 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-21 13:46:15,376 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 13:46:15,376 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 13:46:15,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 13:46:15,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 13:46:15,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) [2022-11-21 13:46:15,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) [2022-11-21 13:46:15,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((1 <= pumpRunning && waterLevel == \result) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((((tmp == 0 && pumpRunning == 0) && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((1 <= pumpRunning && 2 == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((tmp == 0 && pumpRunning == 0) && 2 == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || (((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) [2022-11-21 13:46:15,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel)) || ((tmp == 0 && pumpRunning == 0) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) [2022-11-21 13:46:15,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2022-11-21 13:46:15,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) == 2)) || !(0 == systemActive)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((((tmp == 0 && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || ((((tmp == 0 && pumpRunning == 0) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || (((1 <= pumpRunning && waterLevel == \result) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && waterLevel == \result) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) [2022-11-21 13:46:15,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((\result == 1 && pumpRunning == 0) && \old(waterLevel) == waterLevel)) || ((pumpRunning == 0 && 2 == waterLevel) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-21 13:46:15,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((pumpRunning == 0 && tmp___0 == 0) && \result == 0) && \old(waterLevel) == waterLevel)) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-21 13:46:15,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-21 13:46:15,443 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 13:46:15,443 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:46:15,443 INFO L158 Benchmark]: Toolchain (without parser) took 17085.16ms. Allocated memory was 134.2MB in the beginning and 234.9MB in the end (delta: 100.7MB). Free memory was 93.2MB in the beginning and 109.9MB in the end (delta: -16.7MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,444 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:46:15,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.95ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 94.1MB in the end (delta: -1.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.70ms. Allocated memory is still 134.2MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,445 INFO L158 Benchmark]: Boogie Preprocessor took 54.88ms. Allocated memory is still 134.2MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:46:15,446 INFO L158 Benchmark]: RCFGBuilder took 655.11ms. Allocated memory is still 134.2MB. Free memory was 90.3MB in the beginning and 74.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,446 INFO L158 Benchmark]: TraceAbstraction took 15701.62ms. Allocated memory was 134.2MB in the beginning and 234.9MB in the end (delta: 100.7MB). Free memory was 74.0MB in the beginning and 115.1MB in the end (delta: -41.1MB). Peak memory consumption was 111.9MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,446 INFO L158 Benchmark]: Witness Printer took 87.03ms. Allocated memory is still 234.9MB. Free memory was 115.1MB in the beginning and 109.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 13:46:15,449 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 104.9MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.95ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 94.1MB in the end (delta: -1.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.70ms. Allocated memory is still 134.2MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.88ms. Allocated memory is still 134.2MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 655.11ms. Allocated memory is still 134.2MB. Free memory was 90.3MB in the beginning and 74.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 15701.62ms. Allocated memory was 134.2MB in the beginning and 234.9MB in the end (delta: 100.7MB). Free memory was 74.0MB in the beginning and 115.1MB in the end (delta: -41.1MB). Peak memory consumption was 111.9MB. Max. memory is 16.1GB. * Witness Printer took 87.03ms. Allocated memory is still 234.9MB. Free memory was 115.1MB in the beginning and 109.9MB 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: 92]: 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 7 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.6s, OverallIterations: 11, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1617 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1586 mSDsluCounter, 4718 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3528 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1794 IncrementalHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 1190 mSDtfsCounter, 1794 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 744 GetRequests, 613 SyntacticMatches, 10 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 836 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=771occurred in iteration=8, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 262 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 1570 PreInvPairs, 1815 NumberOfFragments, 2421 HoareAnnotationTreeSize, 1570 FomulaSimplifications, 8190 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 39 FomulaSimplificationsInter, 17664 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 939 NumberOfCodeBlocks, 939 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1185 ConstructedInterpolants, 0 QuantifiedInterpolants, 2510 SizeOfPredicates, 6 NumberOfNonLiveVariables, 868 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 15 InterpolantComputations, 9 PerfectInterpolantSequences, 858/961 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: 789]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) == 2)) || !(0 == systemActive)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((((tmp == 0 && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || ((((tmp == 0 && pumpRunning == 0) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || (((1 <= pumpRunning && waterLevel == \result) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && waterLevel == \result) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2) && 0 == systemActive - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((pumpRunning == 0 && tmp___0 == 0) && \result == 0) && \old(waterLevel) == waterLevel)) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel)) || ((tmp == 0 && pumpRunning == 0) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= switchedOnBeforeTS)) || (((pumpRunning == 0 && waterLevel <= 1) && splverifierCounter == 0) && 0 == systemActive)) || (((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((1 <= pumpRunning && waterLevel == \result) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((((tmp == 0 && pumpRunning == 0) && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((1 <= pumpRunning && 2 == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((tmp == 0 && pumpRunning == 0) && 2 == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((1 <= pumpRunning && waterLevel == \result) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || (((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((!(switchedOnBeforeTS == 0) && pumpRunning == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || ((((pumpRunning == 0 && 1 < waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((\result == 1 && pumpRunning == 0) && \old(waterLevel) == waterLevel)) || ((pumpRunning == 0 && 2 == waterLevel) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || ((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) <= 2)) || !(0 == systemActive)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS))) RESULT: Ultimate proved your program to be correct! [2022-11-21 13:46:15,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c8effe-eab2-4f36-bc91-a2f9d50e9c5f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE