./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e8d46dd9ecc40481581770f17d7ff7eeb44cf0ae7cc4edb04be6d125fad45fc --- 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-dbf71c6-m [2022-10-17 16:32:37,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:37,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:37,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:37,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:37,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:37,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:37,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:37,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:37,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:37,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:37,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:37,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:37,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:37,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:37,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:37,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:37,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:37,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:37,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:37,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:37,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:37,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:37,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:37,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:37,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:37,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:37,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:37,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:37,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:37,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:37,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:37,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:37,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:37,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:37,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:37,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:37,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:37,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:37,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:37,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:37,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:37,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:37,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:37,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:37,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:37,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:37,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:37,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:37,191 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:37,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:37,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:37,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:37,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:37,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:37,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:37,192 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:37,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:37,192 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:37,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:37,193 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:37,193 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:37,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:37,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:37,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:37,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:37,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:37,195 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:37,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:37,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:37,195 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_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e8d46dd9ecc40481581770f17d7ff7eeb44cf0ae7cc4edb04be6d125fad45fc [2022-10-17 16:32:37,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:37,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:37,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:37,504 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:37,505 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:37,507 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c [2022-10-17 16:32:37,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/data/6b705e31d/bd776f95c5aa480b9aa53681bf48101a/FLAG44ba6eef4 [2022-10-17 16:32:38,122 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:38,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c [2022-10-17 16:32:38,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/data/6b705e31d/bd776f95c5aa480b9aa53681bf48101a/FLAG44ba6eef4 [2022-10-17 16:32:38,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/data/6b705e31d/bd776f95c5aa480b9aa53681bf48101a [2022-10-17 16:32:38,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:38,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:38,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:38,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:38,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:38,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:38,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a0d76f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38, skipping insertion in model container [2022-10-17 16:32:38,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:38,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:38,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:38,719 WARN L230 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_4a04dac8-d356-48bc-b6ad-1102c85469e0/sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c[3343,3356] [2022-10-17 16:32:38,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:38,814 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:38,861 WARN L230 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_4a04dac8-d356-48bc-b6ad-1102c85469e0/sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c[3343,3356] [2022-10-17 16:32:38,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:38,967 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:38,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38 WrapperNode [2022-10-17 16:32:38,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:38,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:38,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:38,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:38,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,081 INFO L138 Inliner]: procedures = 51, calls = 151, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 204 [2022-10-17 16:32:39,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:39,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:39,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:39,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:39,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,141 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:39,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:39,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:39,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:39,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:38" (1/1) ... [2022-10-17 16:32:39,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:39,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:39,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:39,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:32:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:32:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:32:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:32:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:32:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:32:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:32:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:32:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:32:39,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:32:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:32:39,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:32:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:32:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:32:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:39,303 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:39,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:39,633 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:39,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:39,813 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:32:39,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:39 BoogieIcfgContainer [2022-10-17 16:32:39,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:39,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:39,816 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:39,827 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:39,827 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:39" (1/1) ... [2022-10-17 16:32:39,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:39,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2022-10-17 16:32:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2022-10-17 16:32:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:32:39,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:39,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2022-10-17 16:32:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-10-17 16:32:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:32:40,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2022-10-17 16:32:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-10-17 16:32:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:32:40,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:40,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2022-10-17 16:32:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2022-10-17 16:32:40,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:32:40,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2022-10-17 16:32:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2022-10-17 16:32:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:32:40,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2022-10-17 16:32:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2022-10-17 16:32:41,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:32:41,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:41,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2022-10-17 16:32:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2022-10-17 16:32:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:32:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:41,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:32:42,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:32:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:32:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:32:42,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:32:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:32:42,230 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2022-10-17 16:32:42,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:32:42 ImpRootNode [2022-10-17 16:32:42,307 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:32:42,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:32:42,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:32:42,308 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:32:42,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:39" (3/4) ... [2022-10-17 16:32:42,310 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:32:42,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:32:42,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:32:42,421 INFO L158 Benchmark]: Toolchain (without parser) took 4007.49ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 73.3MB in the beginning and 85.8MB in the end (delta: -12.5MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,422 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:32:42,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.22ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 62.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.61ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 60.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,425 INFO L158 Benchmark]: Boogie Preprocessor took 62.92ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,425 INFO L158 Benchmark]: RCFGBuilder took 669.37ms. Allocated memory is still 96.5MB. Free memory was 58.5MB in the beginning and 33.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,426 INFO L158 Benchmark]: CodeCheck took 2490.81ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 33.0MB in the beginning and 89.0MB in the end (delta: -56.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,426 INFO L158 Benchmark]: Witness Printer took 113.41ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 85.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:32:42,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 468 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 395 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 176 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 240 IncrementalHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 241 mSDtfsCounter, 240 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 979 GetRequests, 947 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 178]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L56] int waterLevel = 1; [L57] int methaneLevelCritical = 0; [L183] int cleanupTimeShifts = 4; [L285] int pumpRunning = 0; [L286] int systemActive = 1; [L704] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L259] int retValue_acc ; [L260] int tmp ; [L264] FCALL select_helpers() [L265] FCALL select_features() [L266] CALL, EXPR valid_product() [L165] int retValue_acc ; [L168] retValue_acc = 1 [L169] return (retValue_acc); [L266] RET, EXPR valid_product() [L266] tmp = valid_product() [L268] COND TRUE \read(tmp) [L270] FCALL setup() [L271] CALL runTest() [L253] CALL test() [L471] int splverifierCounter ; [L472] int tmp ; [L473] int tmp___0 ; [L474] int tmp___1 ; [L475] int tmp___2 ; [L478] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L480] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L482] COND TRUE splverifierCounter < 4 [L488] tmp = __VERIFIER_nondet_int() [L490] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L492] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L74] COND TRUE waterLevel < 2 [L75] waterLevel = waterLevel + 1 [L492] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L498] tmp___0 = __VERIFIER_nondet_int() [L500] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L508] tmp___2 = __VERIFIER_nondet_int() [L510] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=33, tmp___2=-1, waterLevel=2] [L523] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L293] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L300] COND TRUE \read(systemActive) [L302] CALL processEnvironment() [L322] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L325] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L340] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L302] RET processEnvironment() [L308] CALL __utac_acc__Specification3_spec__1() [L437] int tmp ; [L438] int tmp___0 ; [L439] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L443] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L95] int retValue_acc ; [L98] retValue_acc = methaneLevelCritical [L99] return (retValue_acc); [L443] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L443] tmp = isMethaneLevelCritical() [L445] COND FALSE !(\read(tmp)) [L449] CALL, EXPR getWaterLevel() [L127] int retValue_acc ; [L130] retValue_acc = waterLevel [L131] return (retValue_acc); [L449] RET, EXPR getWaterLevel() [L449] tmp___0 = getWaterLevel() [L451] COND TRUE tmp___0 == 2 [L453] CALL, EXPR isPumpRunning() [L391] int retValue_acc ; [L394] retValue_acc = pumpRunning [L395] return (retValue_acc); [L453] RET, EXPR isPumpRunning() [L453] tmp___1 = isPumpRunning() [L455] COND FALSE !(\read(tmp___1)) [L459] CALL __automaton_fail() [L178] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.22ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 62.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.61ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 60.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.92ms. Allocated memory is still 96.5MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 669.37ms. Allocated memory is still 96.5MB. Free memory was 58.5MB in the beginning and 33.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 2490.81ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 33.0MB in the beginning and 89.0MB in the end (delta: -56.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Witness Printer took 113.41ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 85.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:32:42,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a04dac8-d356-48bc-b6ad-1102c85469e0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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