./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product11.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_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/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_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/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_09199533-7444-4205-b2e9-854e8860ed22/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 a02362aeafc2e43a1be9ec43f97ab5a222e55f9c6ade6d7cf376000405834eaa --- 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 17:05:29,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:29,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:29,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:29,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:29,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:29,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:29,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:29,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:29,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:29,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:29,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:29,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:29,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:29,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:29,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:29,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:29,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:29,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:29,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:29,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:29,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:29,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:29,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:29,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:29,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:29,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:29,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:29,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:29,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:29,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:29,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:29,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:29,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:29,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:29,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:29,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:29,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:29,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:29,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:29,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:29,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:29,192 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:29,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:29,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:29,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:29,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:29,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:29,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:29,196 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:29,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:29,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:29,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:29,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:29,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:29,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:29,198 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:29,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:29,198 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:29,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:29,198 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:29,199 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:29,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:29,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:29,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:29,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:29,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:29,200 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:29,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:29,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:29,200 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_09199533-7444-4205-b2e9-854e8860ed22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a02362aeafc2e43a1be9ec43f97ab5a222e55f9c6ade6d7cf376000405834eaa [2022-10-17 17:05:29,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:29,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:29,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:29,546 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:29,547 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:29,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2022-10-17 17:05:29,617 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/data/ddff2b6d0/76a33678078e449a8bad1e0e7d6f04ac/FLAGee416bb44 [2022-10-17 17:05:30,126 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:30,130 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2022-10-17 17:05:30,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/data/ddff2b6d0/76a33678078e449a8bad1e0e7d6f04ac/FLAGee416bb44 [2022-10-17 17:05:30,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/data/ddff2b6d0/76a33678078e449a8bad1e0e7d6f04ac [2022-10-17 17:05:30,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:30,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:30,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:30,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:30,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:30,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:30" (1/1) ... [2022-10-17 17:05:30,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ddadfe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:30, skipping insertion in model container [2022-10-17 17:05:30,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:30" (1/1) ... [2022-10-17 17:05:30,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:30,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:30,802 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_09199533-7444-4205-b2e9-854e8860ed22/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c[2807,2820] [2022-10-17 17:05:30,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:30,938 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:30,964 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_09199533-7444-4205-b2e9-854e8860ed22/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c[2807,2820] [2022-10-17 17:05:31,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:31,030 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:31,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31 WrapperNode [2022-10-17 17:05:31,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:31,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:31,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:31,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:31,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,127 INFO L138 Inliner]: procedures = 53, calls = 151, calls flagged for inlining = 23, calls inlined = 17, statements flattened = 198 [2022-10-17 17:05:31,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:31,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:31,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:31,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:31,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:31,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:31,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:31,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:31,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:31,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:31,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:31,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:05:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:05:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:05:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:05:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:05:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:05:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-10-17 17:05:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-10-17 17:05:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:05:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:05:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:31,340 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:31,342 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:31,674 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:31,936 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:31,937 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:05:31,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:31 BoogieIcfgContainer [2022-10-17 17:05:31,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:31,941 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:31,941 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:31,952 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:31,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:31" (1/1) ... [2022-10-17 17:05:31,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2022-10-17 17:05:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-10-17 17:05:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:05:32,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:32,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 17:05:32,343 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 17:05:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:05:32,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:32,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:32,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-10-17 17:05:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-10-17 17:05:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:05:32,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:32,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:33,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 53 transitions. [2022-10-17 17:05:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2022-10-17 17:05:33,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 17:05:33,105 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-10-17 17:05:33,116 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 17:05:33,152 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,156 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,156 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,157 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,158 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,158 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,159 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 17:05:33,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:05:33,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:05:33 ImpRootNode [2022-10-17 17:05:33,166 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:05:33,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:05:33,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:05:33,168 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:05:33,168 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:31" (3/4) ... [2022-10-17 17:05:33,172 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 17:05:33,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 17:05:33,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 17:05:33,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 17:05:33,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 17:05:33,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-10-17 17:05:33,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2022-10-17 17:05:33,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-10-17 17:05:33,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 17:05:33,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 17:05:33,202 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 17:05:33,202 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 17:05:33,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 17:05:33,302 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:05:33,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:05:33,304 INFO L158 Benchmark]: Toolchain (without parser) took 2848.21ms. Allocated memory is still 125.8MB. Free memory was 83.8MB in the beginning and 49.1MB in the end (delta: 34.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,305 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:33,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.65ms. Allocated memory is still 125.8MB. Free memory was 83.6MB in the beginning and 90.8MB in the end (delta: -7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.77ms. Allocated memory is still 125.8MB. Free memory was 90.8MB in the beginning and 88.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,306 INFO L158 Benchmark]: Boogie Preprocessor took 55.39ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,307 INFO L158 Benchmark]: RCFGBuilder took 754.41ms. Allocated memory is still 125.8MB. Free memory was 86.7MB in the beginning and 60.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,307 INFO L158 Benchmark]: CodeCheck took 1225.08ms. Allocated memory is still 125.8MB. Free memory was 60.1MB in the beginning and 53.2MB in the end (delta: 7.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,308 INFO L158 Benchmark]: Witness Printer took 135.55ms. Allocated memory is still 125.8MB. Free memory was 53.2MB in the beginning and 49.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:05:33,310 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 6 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 165 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 93 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 79 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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 - PositiveResult [Line: 140]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.65ms. Allocated memory is still 125.8MB. Free memory was 83.6MB in the beginning and 90.8MB in the end (delta: -7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.77ms. Allocated memory is still 125.8MB. Free memory was 90.8MB in the beginning and 88.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.39ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 86.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 754.41ms. Allocated memory is still 125.8MB. Free memory was 86.7MB in the beginning and 60.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1225.08ms. Allocated memory is still 125.8MB. Free memory was 60.1MB in the beginning and 53.2MB in the end (delta: 7.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Witness Printer took 135.55ms. Allocated memory is still 125.8MB. Free memory was 53.2MB in the beginning and 49.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 17:05:33,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09199533-7444-4205-b2e9-854e8860ed22/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 Result: TRUE