./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 --- 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-2329fc7 [2022-12-13 16:57:29,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:57:29,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:57:29,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:57:29,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:57:29,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:57:29,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:57:29,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:57:29,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:57:29,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:57:29,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:57:29,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:57:29,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:57:29,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:57:29,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:57:29,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:57:29,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:57:29,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:57:29,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:57:29,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:57:29,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:57:29,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:57:29,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:57:29,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:57:29,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:57:29,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:57:29,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:57:29,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:57:29,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:57:29,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:57:29,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:57:29,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:57:29,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:57:29,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:57:29,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:57:29,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:57:29,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:57:29,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:57:29,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:57:29,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:57:29,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:57:29,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 16:57:29,380 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:57:29,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:57:29,381 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:57:29,381 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:57:29,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:57:29,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:57:29,382 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:57:29,383 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 16:57:29,383 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 16:57:29,383 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 16:57:29,383 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 16:57:29,383 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 16:57:29,383 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 16:57:29,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:57:29,384 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:57:29,384 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:57:29,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:57:29,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:57:29,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:57:29,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 16:57:29,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 16:57:29,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 16:57:29,386 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:57:29,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:57:29,386 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 16:57:29,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:57:29,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 16:57:29,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:57:29,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:57:29,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:57:29,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:57:29,388 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 16:57:29,388 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 [2022-12-13 16:57:29,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:57:29,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:57:29,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:57:29,605 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:57:29,605 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:57:29,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2022-12-13 16:57:32,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:57:32,370 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:57:32,370 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2022-12-13 16:57:32,377 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/data/b0aba85ca/303bd0fb4fb745faa2d48e9b6bf954ac/FLAG77bf8869c [2022-12-13 16:57:32,388 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/data/b0aba85ca/303bd0fb4fb745faa2d48e9b6bf954ac [2022-12-13 16:57:32,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:57:32,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:57:32,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:57:32,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:57:32,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:57:32,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cebcc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32, skipping insertion in model container [2022-12-13 16:57:32,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:57:32,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:57:32,600 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_8d361e63-0354-49e1-afdf-decddcf5f7c7/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2022-12-13 16:57:32,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:57:32,613 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:57:32,657 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_8d361e63-0354-49e1-afdf-decddcf5f7c7/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2022-12-13 16:57:32,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:57:32,672 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:57:32,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32 WrapperNode [2022-12-13 16:57:32,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:57:32,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:57:32,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:57:32,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:57:32,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,711 INFO L138 Inliner]: procedures = 56, calls = 101, calls flagged for inlining = 54, calls inlined = 81, statements flattened = 527 [2022-12-13 16:57:32,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:57:32,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:57:32,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:57:32,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:57:32,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,732 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:57:32,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:57:32,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:57:32,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:57:32,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (1/1) ... [2022-12-13 16:57:32,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:57:32,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:57:32,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:57:32,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 16:57:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:57:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:57:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:57:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:57:32,858 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:57:32,859 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:57:33,153 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:57:33,161 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:57:33,162 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 16:57:33,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:57:33 BoogieIcfgContainer [2022-12-13 16:57:33,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:57:33,165 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 16:57:33,165 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 16:57:33,175 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 16:57:33,176 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:57:33,176 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 04:57:32" (1/3) ... [2022-12-13 16:57:33,177 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@322593c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:57:33, skipping insertion in model container [2022-12-13 16:57:33,177 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:57:33,177 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:57:32" (2/3) ... [2022-12-13 16:57:33,178 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@322593c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:57:33, skipping insertion in model container [2022-12-13 16:57:33,178 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:57:33,178 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:57:33" (3/3) ... [2022-12-13 16:57:33,179 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2022-12-13 16:57:33,241 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 16:57:33,241 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 16:57:33,241 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 16:57:33,241 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 16:57:33,241 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 16:57:33,242 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 16:57:33,242 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 16:57:33,242 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 16:57:33,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 159 states, 158 states have (on average 1.3544303797468353) internal successors, (214), 158 states have internal predecessors, (214), 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) [2022-12-13 16:57:33,265 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 103 [2022-12-13 16:57:33,266 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:57:33,266 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:57:33,271 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,271 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,272 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 16:57:33,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 159 states, 158 states have (on average 1.3544303797468353) internal successors, (214), 158 states have internal predecessors, (214), 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) [2022-12-13 16:57:33,279 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 103 [2022-12-13 16:57:33,279 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:57:33,279 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:57:33,280 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,280 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,284 INFO L748 eck$LassoCheckResult]: Stem: 36#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 42#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~8#1, main_~tmp~7#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~7#1;assume { :begin_inline_select_helpers } true; 31#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 122#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 103#valid_product_returnLabel#1true main_#t~ret44#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~7#1 := main_#t~ret44#1;havoc main_#t~ret44#1; 7#L823true assume 0 != main_~tmp~7#1;assume { :begin_inline_setup } true; 85#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 121#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 123#L276-2true [2022-12-13 16:57:33,285 INFO L750 eck$LassoCheckResult]: Loop: 123#L276-2true assume !false; 149#L277true assume test_~splverifierCounter~0#1 < 4; 158#L278true test_~tmp~3#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; 99#L286true assume !(0 != test_~tmp~3#1); 17#L286-2true test_~tmp___0~1#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1; 60#L296true assume !(0 != test_~tmp___0~1#1); 38#L296-2true test_~tmp___2~0#1 := test_#t~nondet18#1;havoc test_#t~nondet18#1; 150#L306true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 63#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 93#L314-2true assume { :begin_inline_timeShift } true; 24#L69true assume !(0 != ~pumpRunning~0); 119#L69-2true assume !(0 != ~systemActive~0); 134#L76-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret45#1, __utac_acc__Specification2_spec__2_#t~ret46#1, __utac_acc__Specification2_spec__2_~tmp~8#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~8#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~9#1;havoc isMethaneLevelCritical_~retValue_acc~9#1;isMethaneLevelCritical_~retValue_acc~9#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~9#1; 81#isMethaneLevelCritical_returnLabel#2true __utac_acc__Specification2_spec__2_#t~ret45#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~8#1 := __utac_acc__Specification2_spec__2_#t~ret45#1;havoc __utac_acc__Specification2_spec__2_#t~ret45#1; 22#L855true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~8#1);~methAndRunningLastTime~0 := 0; 19#L855-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 73#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 123#L276-2true [2022-12-13 16:57:33,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:57:33,290 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2022-12-13 16:57:33,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:57:33,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020690410] [2022-12-13 16:57:33,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:57:33,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:57:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:57:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:57:33,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:57:33,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1366021687, now seen corresponding path program 1 times [2022-12-13 16:57:33,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:57:33,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755260831] [2022-12-13 16:57:33,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:57:33,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:57:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:57:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:57:33,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:57:33,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755260831] [2022-12-13 16:57:33,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755260831] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:57:33,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:57:33,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:57:33,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922785620] [2022-12-13 16:57:33,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:57:33,504 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 16:57:33,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:57:33,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:57:33,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:57:33,535 INFO L87 Difference]: Start difference. First operand has 159 states, 158 states have (on average 1.3544303797468353) internal successors, (214), 158 states have internal predecessors, (214), 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 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-12-13 16:57:33,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:57:33,597 INFO L93 Difference]: Finished difference Result 302 states and 394 transitions. [2022-12-13 16:57:33,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 302 states and 394 transitions. [2022-12-13 16:57:33,603 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 196 [2022-12-13 16:57:33,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 302 states to 282 states and 373 transitions. [2022-12-13 16:57:33,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 282 [2022-12-13 16:57:33,608 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 282 [2022-12-13 16:57:33,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 282 states and 373 transitions. [2022-12-13 16:57:33,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:57:33,610 INFO L218 hiAutomatonCegarLoop]: Abstraction has 282 states and 373 transitions. [2022-12-13 16:57:33,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states and 373 transitions. [2022-12-13 16:57:33,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 279. [2022-12-13 16:57:33,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 279 states have (on average 1.3225806451612903) internal successors, (369), 278 states have internal predecessors, (369), 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) [2022-12-13 16:57:33,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 369 transitions. [2022-12-13 16:57:33,638 INFO L240 hiAutomatonCegarLoop]: Abstraction has 279 states and 369 transitions. [2022-12-13 16:57:33,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:57:33,641 INFO L428 stractBuchiCegarLoop]: Abstraction has 279 states and 369 transitions. [2022-12-13 16:57:33,641 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 16:57:33,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 279 states and 369 transitions. [2022-12-13 16:57:33,643 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 193 [2022-12-13 16:57:33,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:57:33,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:57:33,644 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,644 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:57:33,644 INFO L748 eck$LassoCheckResult]: Stem: 527#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 528#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~8#1, main_~tmp~7#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~7#1;assume { :begin_inline_select_helpers } true; 518#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 519#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 601#valid_product_returnLabel#1 main_#t~ret44#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~7#1 := main_#t~ret44#1;havoc main_#t~ret44#1; 474#L823 assume 0 != main_~tmp~7#1;assume { :begin_inline_setup } true; 475#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 585#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_#t~nondet19#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 574#L276-2 [2022-12-13 16:57:33,645 INFO L750 eck$LassoCheckResult]: Loop: 574#L276-2 assume !false; 611#L277 assume test_~splverifierCounter~0#1 < 4; 623#L278 test_~tmp~3#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; 597#L286 assume !(0 != test_~tmp~3#1); 494#L286-2 test_~tmp___0~1#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1; 495#L296 assume !(0 != test_~tmp___0~1#1); 501#L296-2 test_~tmp___2~0#1 := test_#t~nondet18#1;havoc test_#t~nondet18#1; 625#L306 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 564#startSystem_returnLabel#1 assume { :end_inline_startSystem } true; 565#L314-2 assume { :begin_inline_timeShift } true; 507#L69 assume !(0 != ~pumpRunning~0); 508#L69-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret5#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 610#L127 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret4#1, processEnvironment__wrappee__lowWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~0#1; 599#L101-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 472#processEnvironment__wrappee__base_returnLabel#4 assume { :end_inline_processEnvironment__wrappee__base } true; 473#L101-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 513#L127-1 assume { :end_inline_processEnvironment } true; 600#L76-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret45#1, __utac_acc__Specification2_spec__2_#t~ret46#1, __utac_acc__Specification2_spec__2_~tmp~8#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~8#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~9#1;havoc isMethaneLevelCritical_~retValue_acc~9#1;isMethaneLevelCritical_~retValue_acc~9#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~9#1; 582#isMethaneLevelCritical_returnLabel#2 __utac_acc__Specification2_spec__2_#t~ret45#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~8#1 := __utac_acc__Specification2_spec__2_#t~ret45#1;havoc __utac_acc__Specification2_spec__2_#t~ret45#1; 504#L855 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~8#1);~methAndRunningLastTime~0 := 0; 498#L855-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 499#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 574#L276-2 [2022-12-13 16:57:33,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:57:33,645 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2022-12-13 16:57:33,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:57:33,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066416951] [2022-12-13 16:57:33,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:57:33,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:57:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:57:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:57:33,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:57:33,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1015807564, now seen corresponding path program 1 times [2022-12-13 16:57:33,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:57:33,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456265699] [2022-12-13 16:57:33,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:57:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:57:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:57:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:57:33,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:57:33,676 INFO L85 PathProgramCache]: Analyzing trace with hash -573595683, now seen corresponding path program 1 times [2022-12-13 16:57:33,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:57:33,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169475658] [2022-12-13 16:57:33,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:57:33,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:57:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:57:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:33,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:57:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:34,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:57:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:57:34,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 04:57:34 BoogieIcfgContainer [2022-12-13 16:57:34,496 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 16:57:34,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:57:34,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:57:34,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:57:34,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:57:33" (3/4) ... [2022-12-13 16:57:34,500 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-12-13 16:57:34,545 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 16:57:34,545 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:57:34,545 INFO L158 Benchmark]: Toolchain (without parser) took 2154.66ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 100.9MB in the beginning and 89.4MB in the end (delta: 11.4MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,546 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:57:34,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.51ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 82.4MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.21ms. Allocated memory is still 138.4MB. Free memory was 82.4MB in the beginning and 79.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,547 INFO L158 Benchmark]: Boogie Preprocessor took 23.16ms. Allocated memory is still 138.4MB. Free memory was 79.3MB in the beginning and 76.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,547 INFO L158 Benchmark]: RCFGBuilder took 428.63ms. Allocated memory is still 138.4MB. Free memory was 76.7MB in the beginning and 54.7MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,548 INFO L158 Benchmark]: BuchiAutomizer took 1330.93ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.7MB in the beginning and 92.5MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:57:34,548 INFO L158 Benchmark]: Witness Printer took 47.99ms. Allocated memory is still 167.8MB. Free memory was 92.5MB in the beginning and 89.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:57:34,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.51ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 82.4MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.21ms. Allocated memory is still 138.4MB. Free memory was 82.4MB in the beginning and 79.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.16ms. Allocated memory is still 138.4MB. Free memory was 79.3MB in the beginning and 76.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 428.63ms. Allocated memory is still 138.4MB. Free memory was 76.7MB in the beginning and 54.7MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 1330.93ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.7MB in the beginning and 92.5MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 47.99ms. Allocated memory is still 167.8MB. Free memory was 92.5MB in the beginning and 89.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 279 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 194 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 194 mSDsluCounter, 398 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 186 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 212 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 276]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L61] int pumpRunning = 0; [L62] int systemActive = 1; [L504] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L739] int cleanupTimeShifts = 4; [L838] int methAndRunningLastTime ; [L887] int waterLevel = 1; [L888] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L814] int retValue_acc ; [L815] int tmp ; [L819] FCALL select_helpers() [L820] FCALL select_features() [L821] CALL, EXPR valid_product() [L730] int retValue_acc ; [L733] retValue_acc = 1 [L734] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L821] RET, EXPR valid_product() [L821] tmp = valid_product() [L823] COND TRUE \read(tmp) [L825] FCALL setup() [L826] CALL runTest() [L807] CALL __utac_acc__Specification2_spec__1() [L843] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L807] RET __utac_acc__Specification2_spec__1() [L808] CALL test() [L267] int splverifierCounter ; [L268] int tmp ; [L269] int tmp___0 ; [L270] int tmp___1 ; [L271] int tmp___2 ; [L274] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L276] COND TRUE 1 [L278] COND TRUE splverifierCounter < 4 [L284] tmp = __VERIFIER_nondet_int() [L286] COND FALSE !(\read(tmp)) [L294] tmp___0 = __VERIFIER_nondet_int() [L296] COND FALSE !(\read(tmp___0)) [L304] tmp___2 = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp___2) [L308] CALL startSystem() [L258] systemActive = 1 [L308] RET startSystem() [L323] CALL timeShift() [L69] COND FALSE !(\read(pumpRunning)) [L76] COND TRUE \read(systemActive) [L78] CALL processEnvironment() [L124] int tmp ; [L127] COND FALSE !(\read(pumpRunning)) [L142] CALL processEnvironment__wrappee__lowWaterSensor() [L98] int tmp ; [L101] COND FALSE !(\read(pumpRunning)) [L116] FCALL processEnvironment__wrappee__base() [L142] RET processEnvironment__wrappee__lowWaterSensor() [L78] RET processEnvironment() [L84] CALL __utac_acc__Specification2_spec__2() [L848] int tmp ; [L849] int tmp___0 ; [L853] CALL, EXPR isMethaneLevelCritical() [L926] int retValue_acc ; [L929] retValue_acc = methaneLevelCritical [L930] return (retValue_acc); [L853] RET, EXPR isMethaneLevelCritical() [L853] tmp = isMethaneLevelCritical() [L855] COND FALSE !(\read(tmp)) [L871] methAndRunningLastTime = 0 [L84] RET __utac_acc__Specification2_spec__2() [L323] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 276]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L61] int pumpRunning = 0; [L62] int systemActive = 1; [L504] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L739] int cleanupTimeShifts = 4; [L838] int methAndRunningLastTime ; [L887] int waterLevel = 1; [L888] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L814] int retValue_acc ; [L815] int tmp ; [L819] FCALL select_helpers() [L820] FCALL select_features() [L821] CALL, EXPR valid_product() [L730] int retValue_acc ; [L733] retValue_acc = 1 [L734] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L821] RET, EXPR valid_product() [L821] tmp = valid_product() [L823] COND TRUE \read(tmp) [L825] FCALL setup() [L826] CALL runTest() [L807] CALL __utac_acc__Specification2_spec__1() [L843] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L807] RET __utac_acc__Specification2_spec__1() [L808] CALL test() [L267] int splverifierCounter ; [L268] int tmp ; [L269] int tmp___0 ; [L270] int tmp___1 ; [L271] int tmp___2 ; [L274] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L276] COND TRUE 1 [L278] COND TRUE splverifierCounter < 4 [L284] tmp = __VERIFIER_nondet_int() [L286] COND FALSE !(\read(tmp)) [L294] tmp___0 = __VERIFIER_nondet_int() [L296] COND FALSE !(\read(tmp___0)) [L304] tmp___2 = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp___2) [L308] CALL startSystem() [L258] systemActive = 1 [L308] RET startSystem() [L323] CALL timeShift() [L69] COND FALSE !(\read(pumpRunning)) [L76] COND TRUE \read(systemActive) [L78] CALL processEnvironment() [L124] int tmp ; [L127] COND FALSE !(\read(pumpRunning)) [L142] CALL processEnvironment__wrappee__lowWaterSensor() [L98] int tmp ; [L101] COND FALSE !(\read(pumpRunning)) [L116] FCALL processEnvironment__wrappee__base() [L142] RET processEnvironment__wrappee__lowWaterSensor() [L78] RET processEnvironment() [L84] CALL __utac_acc__Specification2_spec__2() [L848] int tmp ; [L849] int tmp___0 ; [L853] CALL, EXPR isMethaneLevelCritical() [L926] int retValue_acc ; [L929] retValue_acc = methaneLevelCritical [L930] return (retValue_acc); [L853] RET, EXPR isMethaneLevelCritical() [L853] tmp = isMethaneLevelCritical() [L855] COND FALSE !(\read(tmp)) [L871] methAndRunningLastTime = 0 [L84] RET __utac_acc__Specification2_spec__2() [L323] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-12-13 16:57:34,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d361e63-0354-49e1-afdf-decddcf5f7c7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)