./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/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 47239d678f7aaf21a2fed69a46673ac27eceb8c724d4476eded10389fccd5c92 --- 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 16:32:58,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:58,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:58,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:58,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:58,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:58,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:59,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:59,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:59,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:59,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:59,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:59,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:59,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:59,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:59,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:59,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:59,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:59,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:59,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:59,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:59,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:59,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:59,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:59,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:59,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:59,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:59,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:59,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:59,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:59,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:59,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:59,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:59,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:59,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:59,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:59,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:59,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:59,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:59,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:59,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:59,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:59,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:59,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:59,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:59,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:59,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:59,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:59,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:59,117 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:59,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:59,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:59,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:59,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:59,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:59,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:59,119 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:59,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:59,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:59,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:59,120 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:59,120 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:59,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:59,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:59,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:59,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:59,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:59,121 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:59,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:59,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:59,123 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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47239d678f7aaf21a2fed69a46673ac27eceb8c724d4476eded10389fccd5c92 [2022-10-17 16:32:59,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:59,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:59,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:59,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:59,451 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:59,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2022-10-17 16:32:59,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/data/fabdb1945/7dfdd2906edd4e2eb6e4d5ea23dcd6a9/FLAGde54edd7d [2022-10-17 16:33:00,070 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:00,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2022-10-17 16:33:00,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/data/fabdb1945/7dfdd2906edd4e2eb6e4d5ea23dcd6a9/FLAGde54edd7d [2022-10-17 16:33:00,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/data/fabdb1945/7dfdd2906edd4e2eb6e4d5ea23dcd6a9 [2022-10-17 16:33:00,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:00,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:00,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:00,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:00,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:00,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1009773b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00, skipping insertion in model container [2022-10-17 16:33:00,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:00,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:00,764 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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c[17118,17131] [2022-10-17 16:33:00,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:00,782 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:00,887 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_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c[17118,17131] [2022-10-17 16:33:00,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:00,911 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:00,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00 WrapperNode [2022-10-17 16:33:00,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:00,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:00,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:00,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:00,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,988 INFO L138 Inliner]: procedures = 50, calls = 145, calls flagged for inlining = 17, calls inlined = 14, statements flattened = 188 [2022-10-17 16:33:00,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:00,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:00,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:00,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:00,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,014 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:01,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:01,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:01,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:01,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:01,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:01,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:01,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:01,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:01,097 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:33:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:33:01,098 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:33:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:33:01,098 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:33:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:33:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:33:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:33:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:01,099 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:33:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:33:01,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:01,171 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:01,174 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:01,622 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:01,762 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:01,763 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:33:01,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:01 BoogieIcfgContainer [2022-10-17 16:33:01,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:01,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:01,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:01,779 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:01,779 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2022-10-17 16:33:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-10-17 16:33:01,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:33:01,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:01,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,189 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 16:33:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-10-17 16:33:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-10-17 16:33:02,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:33:02,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,424 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 16:33:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:33:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:33:02,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:33:02,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,646 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 16:33:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2022-10-17 16:33:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-10-17 16:33:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:33:02,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,082 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 16:33:03,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-10-17 16:33:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-10-17 16:33:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:33:03,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,300 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 16:33:03,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2022-10-17 16:33:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2022-10-17 16:33:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:33:03,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,942 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 16:33:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2022-10-17 16:33:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2022-10-17 16:33:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:03,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:33:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2022-10-17 16:33:04,158 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2022-10-17 16:33:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:04,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:33:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-10-17 16:33:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-10-17 16:33:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:04,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:04,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:05,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2022-10-17 16:33:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2022-10-17 16:33:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:05,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:33:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 124 transitions. [2022-10-17 16:33:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2022-10-17 16:33:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:33:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:33:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 82 states and 126 transitions. [2022-10-17 16:33:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2022-10-17 16:33:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:33:05,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:33:05,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2022-10-17 16:33:05,782 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2022-10-17 16:33:05,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:33:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:33:05,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2022-10-17 16:33:05,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2022-10-17 16:33:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:05,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:33:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 91 states and 139 transitions. [2022-10-17 16:33:06,070 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2022-10-17 16:33:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:06,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:33:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 140 transitions. [2022-10-17 16:33:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2022-10-17 16:33:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:33:06,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:33:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 39 states and 48 transitions. [2022-10-17 16:33:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-10-17 16:33:06,302 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:33:06,303 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-10-17 16:33:06,312 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:33:06,425 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,429 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,430 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,430 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,430 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:33:06,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,438 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,439 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,439 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:33:06,440 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,440 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:33:06,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:33:06 ImpRootNode [2022-10-17 16:33:06,441 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:33:06,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:33:06,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:33:06,447 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:33:06,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:01" (3/4) ... [2022-10-17 16:33:06,451 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:33:06,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:33:06,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:33:06,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:33:06,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:33:06,458 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:33:06,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-10-17 16:33:06,471 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 16:33:06,472 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:33:06,472 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:33:06,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:33:06,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:33:06,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:33:06,563 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:33:06,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:33:06,568 INFO L158 Benchmark]: Toolchain (without parser) took 6188.13ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 100.3MB in the beginning and 60.6MB in the end (delta: 39.7MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,570 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:06,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.29ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 105.0MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.08ms. Allocated memory is still 138.4MB. Free memory was 105.0MB in the beginning and 102.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,572 INFO L158 Benchmark]: Boogie Preprocessor took 29.80ms. Allocated memory is still 138.4MB. Free memory was 102.9MB in the beginning and 101.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,572 INFO L158 Benchmark]: RCFGBuilder took 746.44ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 76.9MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,573 INFO L158 Benchmark]: CodeCheck took 4673.91ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.9MB in the beginning and 64.8MB in the end (delta: 12.1MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,574 INFO L158 Benchmark]: Witness Printer took 121.16ms. Allocated memory is still 174.1MB. Free memory was 64.8MB in the beginning and 60.6MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:33:06,576 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2143 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 851 mSDsluCounter, 2133 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1513 mSDsCounter, 754 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2281 IncrementalHoareTripleChecker+Invalid, 3035 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 754 mSolverCounterUnsat, 832 mSDtfsCounter, 2281 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4409 GetRequests, 4339 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 520 NumberOfCodeBlocks, 520 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 504 ConstructedInterpolants, 0 QuantifiedInterpolants, 955 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 176/177 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: 861]: 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: 380]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.29ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 105.0MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.08ms. Allocated memory is still 138.4MB. Free memory was 105.0MB in the beginning and 102.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.80ms. Allocated memory is still 138.4MB. Free memory was 102.9MB in the beginning and 101.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.44ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 76.9MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 4673.91ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.9MB in the beginning and 64.8MB in the end (delta: 12.1MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Witness Printer took 121.16ms. Allocated memory is still 174.1MB. Free memory was 64.8MB in the beginning and 60.6MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:33:06,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba243cfd-dda8-43b9-8bae-3e431a8bb93a/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