./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5d8d581f80f5cde7366deb7b852c58bb4870d5154bc31eab8a2e0d970b8f8d6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:14:34,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:14:34,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:14:34,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:14:34,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:14:34,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:14:34,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:14:34,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:14:34,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:14:34,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:14:34,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:14:34,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:14:34,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:14:34,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:14:34,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:14:34,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:14:34,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:14:34,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:14:34,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:14:34,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:14:34,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:14:34,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:14:34,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:14:34,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:14:34,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:14:34,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:14:34,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:14:34,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:14:34,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:14:34,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:14:34,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:14:34,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:14:34,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:14:34,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:14:34,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:14:34,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:14:34,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:14:34,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:14:34,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:14:34,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:14:34,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:14:34,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:14:34,936 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:14:34,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:14:34,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:14:34,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:14:34,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:14:34,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:14:34,940 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:14:34,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:14:34,940 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:14:34,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:14:34,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:14:34,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:14:34,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:14:34,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:14:34,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:14:34,942 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:14:34,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:14:34,943 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:14:34,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:14:34,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:14:34,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:14:34,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:14:34,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:14:34,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:14:34,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:14:34,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:14:34,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:14:34,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:14:34,945 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:14:34,947 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:14:34,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:14:34,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:14:34,947 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_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5d8d581f80f5cde7366deb7b852c58bb4870d5154bc31eab8a2e0d970b8f8d6 [2021-10-21 20:14:35,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:14:35,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:14:35,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:14:35,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:14:35,232 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:14:35,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c [2021-10-21 20:14:35,308 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/data/aaa274b23/4d7c641e6232448ea5a6b4abcbdd3a51/FLAG050263f0b [2021-10-21 20:14:35,874 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:14:35,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c [2021-10-21 20:14:35,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/data/aaa274b23/4d7c641e6232448ea5a6b4abcbdd3a51/FLAG050263f0b [2021-10-21 20:14:36,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/data/aaa274b23/4d7c641e6232448ea5a6b4abcbdd3a51 [2021-10-21 20:14:36,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:14:36,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:14:36,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:14:36,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:14:36,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:14:36,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f5b72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36, skipping insertion in model container [2021-10-21 20:14:36,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:14:36,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:14:36,571 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c[13760,13773] [2021-10-21 20:14:36,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:14:36,605 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:14:36,693 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c[13760,13773] [2021-10-21 20:14:36,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:14:36,742 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:14:36,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36 WrapperNode [2021-10-21 20:14:36,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:14:36,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:14:36,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:14:36,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:14:36,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:14:36,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:14:36,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:14:36,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:14:36,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:14:36,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:14:36,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:14:36,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:14:36,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (1/1) ... [2021-10-21 20:14:36,920 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:14:36,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:14:36,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:14:36,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:14:37,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:14:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:14:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:14:37,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:14:37,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:14:37,997 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-10-21 20:14:37,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:14:37 BoogieIcfgContainer [2021-10-21 20:14:38,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:14:38,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:14:38,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:14:38,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:14:38,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:14:36" (1/3) ... [2021-10-21 20:14:38,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f7e091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:14:38, skipping insertion in model container [2021-10-21 20:14:38,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:14:36" (2/3) ... [2021-10-21 20:14:38,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f7e091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:14:38, skipping insertion in model container [2021-10-21 20:14:38,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:14:37" (3/3) ... [2021-10-21 20:14:38,009 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2021-10-21 20:14:38,015 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:14:38,015 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:14:38,065 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:14:38,072 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:14:38,073 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:14:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 77 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 20:14:38,095 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:14:38,096 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:14:38,097 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:14:38,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:14:38,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1266496800, now seen corresponding path program 1 times [2021-10-21 20:14:38,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:14:38,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809446349] [2021-10-21 20:14:38,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:14:38,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:14:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:14:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:14:38,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:14:38,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809446349] [2021-10-21 20:14:38,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809446349] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:14:38,414 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:14:38,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:14:38,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033302690] [2021-10-21 20:14:38,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:14:38,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:14:38,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:14:38,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:14:38,437 INFO L87 Difference]: Start difference. First operand has 78 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 77 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:14:38,462 INFO L93 Difference]: Finished difference Result 149 states and 220 transitions. [2021-10-21 20:14:38,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:14:38,464 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 20:14:38,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:14:38,474 INFO L225 Difference]: With dead ends: 149 [2021-10-21 20:14:38,474 INFO L226 Difference]: Without dead ends: 74 [2021-10-21 20:14:38,477 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:14:38,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-10-21 20:14:38,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-10-21 20:14:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 71 states have (on average 1.4366197183098592) internal successors, (102), 73 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2021-10-21 20:14:38,519 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 19 [2021-10-21 20:14:38,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:14:38,521 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-10-21 20:14:38,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2021-10-21 20:14:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-21 20:14:38,523 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:14:38,523 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:14:38,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:14:38,524 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:14:38,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:14:38,528 INFO L82 PathProgramCache]: Analyzing trace with hash 80243804, now seen corresponding path program 1 times [2021-10-21 20:14:38,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:14:38,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394023350] [2021-10-21 20:14:38,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:14:38,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:14:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:14:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:14:38,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:14:38,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394023350] [2021-10-21 20:14:38,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394023350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:14:38,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:14:38,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:14:38,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991505135] [2021-10-21 20:14:38,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:14:38,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:14:38,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:14:38,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:14:38,722 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:14:38,737 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2021-10-21 20:14:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:14:38,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-21 20:14:38,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:14:38,743 INFO L225 Difference]: With dead ends: 74 [2021-10-21 20:14:38,743 INFO L226 Difference]: Without dead ends: 35 [2021-10-21 20:14:38,744 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:14:38,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-21 20:14:38,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-21 20:14:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-21 20:14:38,749 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 20 [2021-10-21 20:14:38,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:14:38,750 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-21 20:14:38,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-21 20:14:38,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 20:14:38,751 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:14:38,751 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:14:38,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:14:38,752 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:14:38,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:14:38,752 INFO L82 PathProgramCache]: Analyzing trace with hash 308358552, now seen corresponding path program 1 times [2021-10-21 20:14:38,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:14:38,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208186512] [2021-10-21 20:14:38,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:14:38,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:14:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:14:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:14:38,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:14:38,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208186512] [2021-10-21 20:14:38,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208186512] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:14:38,899 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:14:38,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:14:38,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956438778] [2021-10-21 20:14:38,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:14:38,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:14:38,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:14:38,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:14:38,901 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:14:38,915 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2021-10-21 20:14:38,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:14:38,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 20:14:38,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:14:38,920 INFO L225 Difference]: With dead ends: 63 [2021-10-21 20:14:38,920 INFO L226 Difference]: Without dead ends: 35 [2021-10-21 20:14:38,921 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:14:38,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-21 20:14:38,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-21 20:14:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 34 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2021-10-21 20:14:38,932 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 47 transitions. Word has length 26 [2021-10-21 20:14:38,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:14:38,932 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 47 transitions. [2021-10-21 20:14:38,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2021-10-21 20:14:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 20:14:38,934 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:14:38,934 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:14:38,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:14:38,934 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:14:38,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:14:38,935 INFO L82 PathProgramCache]: Analyzing trace with hash 900868539, now seen corresponding path program 1 times [2021-10-21 20:14:38,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:14:38,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226518616] [2021-10-21 20:14:38,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:14:38,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:14:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:14:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:14:39,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:14:39,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226518616] [2021-10-21 20:14:39,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226518616] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:14:39,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:14:39,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:14:39,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990042156] [2021-10-21 20:14:39,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:14:39,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:14:39,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:14:39,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:14:39,035 INFO L87 Difference]: Start difference. First operand 35 states and 47 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:39,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:14:39,115 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2021-10-21 20:14:39,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:14:39,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-21 20:14:39,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:14:39,117 INFO L225 Difference]: With dead ends: 85 [2021-10-21 20:14:39,117 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:14:39,119 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:14:39,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:14:39,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:14:39,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:14:39,120 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-21 20:14:39,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:14:39,120 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:14:39,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:14:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:14:39,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:14:39,124 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:14:39,124 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:14:39,125 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:14:39,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:14:39,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:14:39,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:14:39,355 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,355 INFO L853 garLoopResultBuilder]: At program point L911(lines 864 912) the Hoare annotation is: false [2021-10-21 20:14:39,355 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 906) no Hoare annotation was computed. [2021-10-21 20:14:39,356 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:14:39,356 INFO L853 garLoopResultBuilder]: At program point L814(lines 809 817) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,356 INFO L853 garLoopResultBuilder]: At program point L814-1(lines 809 817) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,356 INFO L857 garLoopResultBuilder]: For program point L748(lines 748 756) no Hoare annotation was computed. [2021-10-21 20:14:39,357 INFO L853 garLoopResultBuilder]: At program point L814-2(lines 809 817) the Hoare annotation is: false [2021-10-21 20:14:39,357 INFO L857 garLoopResultBuilder]: For program point L748-1(lines 748 756) no Hoare annotation was computed. [2021-10-21 20:14:39,357 INFO L853 garLoopResultBuilder]: At program point L814-3(lines 809 817) the Hoare annotation is: false [2021-10-21 20:14:39,357 INFO L853 garLoopResultBuilder]: At program point L814-4(lines 809 817) the Hoare annotation is: false [2021-10-21 20:14:39,357 INFO L857 garLoopResultBuilder]: For program point L748-2(lines 748 756) no Hoare annotation was computed. [2021-10-21 20:14:39,358 INFO L853 garLoopResultBuilder]: At program point L814-5(lines 809 817) the Hoare annotation is: false [2021-10-21 20:14:39,358 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-10-21 20:14:39,358 INFO L857 garLoopResultBuilder]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2021-10-21 20:14:39,358 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 521) no Hoare annotation was computed. [2021-10-21 20:14:39,358 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 501) no Hoare annotation was computed. [2021-10-21 20:14:39,359 INFO L853 garLoopResultBuilder]: At program point L484-1(lines 1 918) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,359 INFO L857 garLoopResultBuilder]: For program point L517-3(lines 517 521) no Hoare annotation was computed. [2021-10-21 20:14:39,359 INFO L857 garLoopResultBuilder]: For program point L484-2(lines 484 501) no Hoare annotation was computed. [2021-10-21 20:14:39,359 INFO L853 garLoopResultBuilder]: At program point L484-3(lines 1 918) the Hoare annotation is: false [2021-10-21 20:14:39,359 INFO L857 garLoopResultBuilder]: For program point L484-4(lines 484 501) no Hoare annotation was computed. [2021-10-21 20:14:39,360 INFO L857 garLoopResultBuilder]: For program point L517-6(lines 517 521) no Hoare annotation was computed. [2021-10-21 20:14:39,362 INFO L853 garLoopResultBuilder]: At program point L484-5(lines 1 918) the Hoare annotation is: false [2021-10-21 20:14:39,362 INFO L857 garLoopResultBuilder]: For program point L866(lines 865 910) no Hoare annotation was computed. [2021-10-21 20:14:39,362 INFO L853 garLoopResultBuilder]: At program point L586(lines 581 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,362 INFO L853 garLoopResultBuilder]: At program point L586-1(lines 581 589) the Hoare annotation is: false [2021-10-21 20:14:39,362 INFO L853 garLoopResultBuilder]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2021-10-21 20:14:39,362 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2021-10-21 20:14:39,363 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L719(lines 719 725) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,363 INFO L857 garLoopResultBuilder]: For program point L686(lines 686 693) no Hoare annotation was computed. [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L719-1(lines 719 725) the Hoare annotation is: false [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L719-2(lines 719 725) the Hoare annotation is: false [2021-10-21 20:14:39,363 INFO L860 garLoopResultBuilder]: At program point L686-1(lines 686 693) the Hoare annotation is: true [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 918) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L554(lines 549 557) the Hoare annotation is: false [2021-10-21 20:14:39,363 INFO L853 garLoopResultBuilder]: At program point L554-1(lines 549 557) the Hoare annotation is: false [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L488(lines 488 498) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L853 garLoopResultBuilder]: At program point L554-2(lines 549 557) the Hoare annotation is: false [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L488-2(lines 488 498) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L488-4(lines 488 498) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L901-2(lines 895 906) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 891) no Hoare annotation was computed. [2021-10-21 20:14:39,364 INFO L853 garLoopResultBuilder]: At program point L885-1(lines 885 891) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,365 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 495) no Hoare annotation was computed. [2021-10-21 20:14:39,365 INFO L857 garLoopResultBuilder]: For program point L489-2(lines 489 495) no Hoare annotation was computed. [2021-10-21 20:14:39,365 INFO L857 garLoopResultBuilder]: For program point L489-4(lines 489 495) no Hoare annotation was computed. [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L473(lines 712 718) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L473-1(lines 712 718) the Hoare annotation is: false [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L473-2(lines 712 718) the Hoare annotation is: false [2021-10-21 20:14:39,365 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L805(lines 798 808) the Hoare annotation is: false [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L805-1(lines 798 808) the Hoare annotation is: false [2021-10-21 20:14:39,365 INFO L853 garLoopResultBuilder]: At program point L805-2(lines 798 808) the Hoare annotation is: false [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point L541(lines 541 545) no Hoare annotation was computed. [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-10-21 20:14:39,366 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 875 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,366 INFO L853 garLoopResultBuilder]: At program point L661(lines 657 663) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,366 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,366 INFO L857 garLoopResultBuilder]: For program point L595-1(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L857 garLoopResultBuilder]: For program point L595-2(line 595) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L853 garLoopResultBuilder]: At program point L463(lines 458 465) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,367 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 761) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L857 garLoopResultBuilder]: For program point L744-1(lines 744 761) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2021-10-21 20:14:39,367 INFO L853 garLoopResultBuilder]: At program point L612-2(lines 612 626) the Hoare annotation is: false [2021-10-21 20:14:39,367 INFO L860 garLoopResultBuilder]: At program point L695(lines 676 698) the Hoare annotation is: true [2021-10-21 20:14:39,367 INFO L853 garLoopResultBuilder]: At program point L712(lines 708 730) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-21 20:14:39,367 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 708 730) the Hoare annotation is: false [2021-10-21 20:14:39,368 INFO L853 garLoopResultBuilder]: At program point L712-2(lines 708 730) the Hoare annotation is: false [2021-10-21 20:14:39,368 INFO L857 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2021-10-21 20:14:39,372 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:14:39,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:14:39 BoogieIcfgContainer [2021-10-21 20:14:39,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:14:39,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:14:39,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:14:39,388 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:14:39,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:14:37" (3/4) ... [2021-10-21 20:14:39,392 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:14:39,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:14:39,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:14:39,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:14:39,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:14:39,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:14:39,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:14:39,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:14:39,435 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,436 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,436 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,436 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,437 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,438 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-21 20:14:39,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:14:39,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:14:39,483 INFO L168 Benchmark]: Toolchain (without parser) took 3337.23 ms. Allocated memory was 130.0 MB in the beginning and 167.8 MB in the end (delta: 37.7 MB). Free memory was 94.6 MB in the beginning and 110.2 MB in the end (delta: -15.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,483 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory is still 36.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:14:39,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.99 ms. Allocated memory is still 130.0 MB. Free memory was 94.5 MB in the beginning and 96.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.54 ms. Allocated memory is still 130.0 MB. Free memory was 96.5 MB in the beginning and 93.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,484 INFO L168 Benchmark]: Boogie Preprocessor took 61.23 ms. Allocated memory is still 130.0 MB. Free memory was 93.4 MB in the beginning and 91.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,485 INFO L168 Benchmark]: RCFGBuilder took 1101.39 ms. Allocated memory was 130.0 MB in the beginning and 167.8 MB in the end (delta: 37.7 MB). Free memory was 91.4 MB in the beginning and 130.8 MB in the end (delta: -39.4 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,485 INFO L168 Benchmark]: TraceAbstraction took 1385.78 ms. Allocated memory is still 167.8 MB. Free memory was 129.9 MB in the beginning and 116.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,485 INFO L168 Benchmark]: Witness Printer took 93.25 ms. Allocated memory is still 167.8 MB. Free memory was 116.5 MB in the beginning and 110.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:14:39,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory is still 36.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.99 ms. Allocated memory is still 130.0 MB. Free memory was 94.5 MB in the beginning and 96.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.54 ms. Allocated memory is still 130.0 MB. Free memory was 96.5 MB in the beginning and 93.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.23 ms. Allocated memory is still 130.0 MB. Free memory was 93.4 MB in the beginning and 91.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1101.39 ms. Allocated memory was 130.0 MB in the beginning and 167.8 MB in the end (delta: 37.7 MB). Free memory was 91.4 MB in the beginning and 130.8 MB in the end (delta: -39.4 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1385.78 ms. Allocated memory is still 167.8 MB. Free memory was 129.9 MB in the beginning and 116.5 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Witness Printer took 93.25 ms. Allocated memory is still 167.8 MB. Free memory was 116.5 MB in the beginning and 110.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 595]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 595]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 595]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 78 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1308.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 14.9ms, AutomataDifference: 189.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 229.0ms, InitialAbstractionConstructionTime: 12.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 264 SDtfs, 129 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 43.2ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 58 NumberOfFragments, 160 HoareAnnotationTreeSize, 37 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 79.4ms HoareSimplificationTime, 37 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 135.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 37.6ms SsaConstructionTime, 228.4ms SatisfiabilityAnalysisTime, 348.9ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:14:39,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504d1ce6-214d-4916-a37a-7ad0b39d2b5a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...